+++ /dev/null
-// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
-// vim: ts=8 sw=2 smarttab
-/*
- * Ceph - scalable distributed file system
- *
- * Copyright (C) 2004-2006 Sage Weil <sage@newdream.net>
- * Copyright (C) 2017 OVH
- *
- * This is free software; you can redistribute it and/or
- * modify it under the terms of the GNU Lesser General Public
- * License version 2.1, as published by the Free Software
- * Foundation. See file COPYING.
- *
- */
-#include "acconfig.h"
-
-#include <fstream>
-#include <iostream>
-#include <errno.h>
-#include <sys/stat.h>
-#include <signal.h>
-#include <ctype.h>
-#include <boost/scoped_ptr.hpp>
-
-#ifdef HAVE_SYS_PARAM_H
-#include <sys/param.h>
-#endif
-
-#ifdef HAVE_SYS_MOUNT_H
-#include <sys/mount.h>
-#endif
-
-#include "osd/PG.h"
-
-#include "include/types.h"
-#include "include/compat.h"
-
-#include "OSD.h"
-#include "OSDMap.h"
-#include "Watch.h"
-#include "osdc/Objecter.h"
-
-#include "common/errno.h"
-#include "common/ceph_argparse.h"
-#include "common/ceph_time.h"
-#include "common/version.h"
-#include "common/io_priority.h"
-#include "common/pick_address.h"
-
-#include "os/ObjectStore.h"
-#ifdef HAVE_LIBFUSE
-#include "os/FuseStore.h"
-#endif
-
-#include "PrimaryLogPG.h"
-
-
-#include "msg/Messenger.h"
-#include "msg/Message.h"
-
-#include "mon/MonClient.h"
-
-#include "messages/MLog.h"
-
-#include "messages/MGenericMessage.h"
-#include "messages/MOSDPing.h"
-#include "messages/MOSDFailure.h"
-#include "messages/MOSDMarkMeDown.h"
-#include "messages/MOSDFull.h"
-#include "messages/MOSDOp.h"
-#include "messages/MOSDOpReply.h"
-#include "messages/MOSDBackoff.h"
-#include "messages/MOSDBeacon.h"
-#include "messages/MOSDRepOp.h"
-#include "messages/MOSDRepOpReply.h"
-#include "messages/MOSDBoot.h"
-#include "messages/MOSDPGTemp.h"
-
-#include "messages/MOSDMap.h"
-#include "messages/MMonGetOSDMap.h"
-#include "messages/MOSDPGNotify.h"
-#include "messages/MOSDPGQuery.h"
-#include "messages/MOSDPGLog.h"
-#include "messages/MOSDPGRemove.h"
-#include "messages/MOSDPGInfo.h"
-#include "messages/MOSDPGCreate.h"
-#include "messages/MOSDPGTrim.h"
-#include "messages/MOSDPGScan.h"
-#include "messages/MOSDPGBackfill.h"
-#include "messages/MBackfillReserve.h"
-#include "messages/MRecoveryReserve.h"
-#include "messages/MOSDForceRecovery.h"
-#include "messages/MOSDECSubOpWrite.h"
-#include "messages/MOSDECSubOpWriteReply.h"
-#include "messages/MOSDECSubOpRead.h"
-#include "messages/MOSDECSubOpReadReply.h"
-#include "messages/MOSDPGCreated.h"
-#include "messages/MOSDPGUpdateLogMissing.h"
-#include "messages/MOSDPGUpdateLogMissingReply.h"
-
-#include "messages/MOSDAlive.h"
-
-#include "messages/MOSDScrub.h"
-#include "messages/MOSDScrubReserve.h"
-#include "messages/MOSDRepScrub.h"
-
-#include "messages/MMonCommand.h"
-#include "messages/MCommand.h"
-#include "messages/MCommandReply.h"
-
-#include "messages/MPGStats.h"
-#include "messages/MPGStatsAck.h"
-
-#include "messages/MWatchNotify.h"
-#include "messages/MOSDPGPush.h"
-#include "messages/MOSDPGPushReply.h"
-#include "messages/MOSDPGPull.h"
-
-#include "common/perf_counters.h"
-#include "common/Timer.h"
-#include "common/LogClient.h"
-#include "common/AsyncReserver.h"
-#include "common/HeartbeatMap.h"
-#include "common/admin_socket.h"
-#include "common/ceph_context.h"
-
-#include "global/signal_handler.h"
-#include "global/pidfile.h"
-
-#include "include/color.h"
-#include "perfglue/cpu_profiler.h"
-#include "perfglue/heap_profiler.h"
-
-#include "osd/OpRequest.h"
-
-#include "auth/AuthAuthorizeHandler.h"
-#include "auth/RotatingKeyRing.h"
-#include "common/errno.h"
-
-#include "objclass/objclass.h"
-
-#include "common/cmdparse.h"
-#include "include/str_list.h"
-#include "include/util.h"
-
-#include "include/assert.h"
-#include "common/config.h"
-#include "common/EventTrace.h"
-
-#ifdef WITH_LTTNG
-#define TRACEPOINT_DEFINE
-#define TRACEPOINT_PROBE_DYNAMIC_LINKAGE
-#include "tracing/osd.h"
-#undef TRACEPOINT_PROBE_DYNAMIC_LINKAGE
-#undef TRACEPOINT_DEFINE
-#else
-#define tracepoint(...)
-#endif
-
-#define dout_context cct
-#define dout_subsys ceph_subsys_osd
-#undef dout_prefix
-#define dout_prefix _prefix(_dout, whoami, get_osdmap_epoch())
-
-
-const double OSD::OSD_TICK_INTERVAL = 1.0;
-
-static ostream& _prefix(std::ostream* _dout, int whoami, epoch_t epoch) {
- return *_dout << "osd." << whoami << " " << epoch << " ";
-}
-
-//Initial features in new superblock.
-//Features here are also automatically upgraded
-CompatSet OSD::get_osd_initial_compat_set() {
- CompatSet::FeatureSet ceph_osd_feature_compat;
- CompatSet::FeatureSet ceph_osd_feature_ro_compat;
- CompatSet::FeatureSet ceph_osd_feature_incompat;
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_BASE);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_PGINFO);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_OLOC);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_LEC);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_CATEGORIES);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_HOBJECTPOOL);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_BIGINFO);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_LEVELDBINFO);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_LEVELDBLOG);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_SNAPMAPPER);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_HINTS);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_PGMETA);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_MISSING);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_FASTINFO);
- ceph_osd_feature_incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_RECOVERY_DELETES);
- return CompatSet(ceph_osd_feature_compat, ceph_osd_feature_ro_compat,
- ceph_osd_feature_incompat);
-}
-
-//Features are added here that this OSD supports.
-CompatSet OSD::get_osd_compat_set() {
- CompatSet compat = get_osd_initial_compat_set();
- //Any features here can be set in code, but not in initial superblock
- compat.incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_SHARDS);
- return compat;
-}
-
-OSDService::OSDService(OSD *osd) :
- osd(osd),
- cct(osd->cct),
- meta_osr(new ObjectStore::Sequencer("meta")),
- whoami(osd->whoami), store(osd->store),
- log_client(osd->log_client), clog(osd->clog),
- pg_recovery_stats(osd->pg_recovery_stats),
- cluster_messenger(osd->cluster_messenger),
- client_messenger(osd->client_messenger),
- logger(osd->logger),
- recoverystate_perf(osd->recoverystate_perf),
- monc(osd->monc),
- peering_wq(osd->peering_wq),
- recovery_gen_wq("recovery_gen_wq", cct->_conf->osd_recovery_thread_timeout,
- &osd->disk_tp),
- class_handler(osd->class_handler),
- pg_epoch_lock("OSDService::pg_epoch_lock"),
- publish_lock("OSDService::publish_lock"),
- pre_publish_lock("OSDService::pre_publish_lock"),
- max_oldest_map(0),
- peer_map_epoch_lock("OSDService::peer_map_epoch_lock"),
- sched_scrub_lock("OSDService::sched_scrub_lock"), scrubs_pending(0),
- scrubs_active(0),
- agent_lock("OSDService::agent_lock"),
- agent_valid_iterator(false),
- agent_ops(0),
- flush_mode_high_count(0),
- agent_active(true),
- agent_thread(this),
- agent_stop_flag(false),
- agent_timer_lock("OSDService::agent_timer_lock"),
- agent_timer(osd->client_messenger->cct, agent_timer_lock),
- last_recalibrate(ceph_clock_now()),
- promote_max_objects(0),
- promote_max_bytes(0),
- objecter(new Objecter(osd->client_messenger->cct, osd->objecter_messenger, osd->monc, NULL, 0, 0)),
- objecter_finisher(osd->client_messenger->cct),
- watch_lock("OSDService::watch_lock"),
- watch_timer(osd->client_messenger->cct, watch_lock),
- next_notif_id(0),
- recovery_request_lock("OSDService::recovery_request_lock"),
- recovery_request_timer(cct, recovery_request_lock, false),
- recovery_sleep_lock("OSDService::recovery_sleep_lock"),
- recovery_sleep_timer(cct, recovery_sleep_lock, false),
- reserver_finisher(cct),
- local_reserver(cct, &reserver_finisher, cct->_conf->osd_max_backfills,
- cct->_conf->osd_min_recovery_priority),
- remote_reserver(cct, &reserver_finisher, cct->_conf->osd_max_backfills,
- cct->_conf->osd_min_recovery_priority),
- pg_temp_lock("OSDService::pg_temp_lock"),
- snap_sleep_lock("OSDService::snap_sleep_lock"),
- snap_sleep_timer(
- osd->client_messenger->cct, snap_sleep_lock, false /* relax locking */),
- scrub_sleep_lock("OSDService::scrub_sleep_lock"),
- scrub_sleep_timer(
- osd->client_messenger->cct, scrub_sleep_lock, false /* relax locking */),
- snap_reserver(cct, &reserver_finisher,
- cct->_conf->osd_max_trimming_pgs),
- recovery_lock("OSDService::recovery_lock"),
- recovery_ops_active(0),
- recovery_ops_reserved(0),
- recovery_paused(false),
- map_cache_lock("OSDService::map_cache_lock"),
- map_cache(cct, cct->_conf->osd_map_cache_size),
- map_bl_cache(cct->_conf->osd_map_cache_size),
- map_bl_inc_cache(cct->_conf->osd_map_cache_size),
- in_progress_split_lock("OSDService::in_progress_split_lock"),
- stat_lock("OSDService::stat_lock"),
- full_status_lock("OSDService::full_status_lock"),
- cur_state(NONE),
- cur_ratio(0),
- epoch_lock("OSDService::epoch_lock"),
- boot_epoch(0), up_epoch(0), bind_epoch(0),
- is_stopping_lock("OSDService::is_stopping_lock")
-#ifdef PG_DEBUG_REFS
- , pgid_lock("OSDService::pgid_lock")
-#endif
-{
- objecter->init();
-}
-
-OSDService::~OSDService()
-{
- delete objecter;
-}
-
-
-
-#ifdef PG_DEBUG_REFS
-void OSDService::add_pgid(spg_t pgid, PG *pg){
- Mutex::Locker l(pgid_lock);
- if (!pgid_tracker.count(pgid)) {
- live_pgs[pgid] = pg;
- }
- pgid_tracker[pgid]++;
-}
-void OSDService::remove_pgid(spg_t pgid, PG *pg)
-{
- Mutex::Locker l(pgid_lock);
- assert(pgid_tracker.count(pgid));
- assert(pgid_tracker[pgid] > 0);
- pgid_tracker[pgid]--;
- if (pgid_tracker[pgid] == 0) {
- pgid_tracker.erase(pgid);
- live_pgs.erase(pgid);
- }
-}
-void OSDService::dump_live_pgids()
-{
- Mutex::Locker l(pgid_lock);
- derr << "live pgids:" << dendl;
- for (map<spg_t, int>::const_iterator i = pgid_tracker.cbegin();
- i != pgid_tracker.cend();
- ++i) {
- derr << "\t" << *i << dendl;
- live_pgs[i->first]->dump_live_ids();
- }
-}
-#endif
-
-
-void OSDService::_start_split(spg_t parent, const set<spg_t> &children)
-{
- for (set<spg_t>::const_iterator i = children.begin();
- i != children.end();
- ++i) {
- dout(10) << __func__ << ": Starting split on pg " << *i
- << ", parent=" << parent << dendl;
- assert(!pending_splits.count(*i));
- assert(!in_progress_splits.count(*i));
- pending_splits.insert(make_pair(*i, parent));
-
- assert(!rev_pending_splits[parent].count(*i));
- rev_pending_splits[parent].insert(*i);
- }
-}
-
-void OSDService::mark_split_in_progress(spg_t parent, const set<spg_t> &children)
-{
- Mutex::Locker l(in_progress_split_lock);
- map<spg_t, set<spg_t> >::iterator piter = rev_pending_splits.find(parent);
- assert(piter != rev_pending_splits.end());
- for (set<spg_t>::const_iterator i = children.begin();
- i != children.end();
- ++i) {
- assert(piter->second.count(*i));
- assert(pending_splits.count(*i));
- assert(!in_progress_splits.count(*i));
- assert(pending_splits[*i] == parent);
-
- pending_splits.erase(*i);
- piter->second.erase(*i);
- in_progress_splits.insert(*i);
- }
- if (piter->second.empty())
- rev_pending_splits.erase(piter);
-}
-
-void OSDService::cancel_pending_splits_for_parent(spg_t parent)
-{
- Mutex::Locker l(in_progress_split_lock);
- _cancel_pending_splits_for_parent(parent);
-}
-
-void OSDService::_cancel_pending_splits_for_parent(spg_t parent)
-{
- map<spg_t, set<spg_t> >::iterator piter = rev_pending_splits.find(parent);
- if (piter == rev_pending_splits.end())
- return;
-
- for (set<spg_t>::iterator i = piter->second.begin();
- i != piter->second.end();
- ++i) {
- assert(pending_splits.count(*i));
- assert(!in_progress_splits.count(*i));
- pending_splits.erase(*i);
- dout(10) << __func__ << ": Completing split on pg " << *i
- << " for parent: " << parent << dendl;
- _cancel_pending_splits_for_parent(*i);
- }
- rev_pending_splits.erase(piter);
-}
-
-void OSDService::_maybe_split_pgid(OSDMapRef old_map,
- OSDMapRef new_map,
- spg_t pgid)
-{
- assert(old_map->have_pg_pool(pgid.pool()));
- int old_pgnum = old_map->get_pg_num(pgid.pool());
- if (pgid.ps() < static_cast<unsigned>(old_pgnum)) {
- set<spg_t> children;
- if (pgid.is_split(old_pgnum,
- new_map->get_pg_num(pgid.pool()), &children)) {
- _start_split(pgid, children); }
- } else {
- assert(pgid.ps() < static_cast<unsigned>(new_map->get_pg_num(pgid.pool())));
- }
-}
-
-void OSDService::init_splits_between(spg_t pgid,
- OSDMapRef frommap,
- OSDMapRef tomap)
-{
- // First, check whether we can avoid this potentially expensive check
- if (tomap->have_pg_pool(pgid.pool()) &&
- pgid.is_split(
- frommap->get_pg_num(pgid.pool()),
- tomap->get_pg_num(pgid.pool()),
- NULL)) {
- // Ok, a split happened, so we need to walk the osdmaps
- set<spg_t> new_pgs; // pgs to scan on each map
- new_pgs.insert(pgid);
- OSDMapRef curmap(get_map(frommap->get_epoch()));
- for (epoch_t e = frommap->get_epoch() + 1;
- e <= tomap->get_epoch();
- ++e) {
- OSDMapRef nextmap(try_get_map(e));
- if (!nextmap)
- continue;
- set<spg_t> even_newer_pgs; // pgs added in this loop
- for (set<spg_t>::iterator i = new_pgs.begin(); i != new_pgs.end(); ++i) {
- set<spg_t> split_pgs;
- if (i->is_split(curmap->get_pg_num(i->pool()),
- nextmap->get_pg_num(i->pool()),
- &split_pgs)) {
- start_split(*i, split_pgs);
- even_newer_pgs.insert(split_pgs.begin(), split_pgs.end());
- }
- }
- new_pgs.insert(even_newer_pgs.begin(), even_newer_pgs.end());
- curmap = nextmap;
- }
- assert(curmap == tomap); // we must have had both frommap and tomap
- }
-}
-
-void OSDService::expand_pg_num(OSDMapRef old_map,
- OSDMapRef new_map)
-{
- Mutex::Locker l(in_progress_split_lock);
- for (set<spg_t>::iterator i = in_progress_splits.begin();
- i != in_progress_splits.end();
- ) {
- if (!new_map->have_pg_pool(i->pool())) {
- in_progress_splits.erase(i++);
- } else {
- _maybe_split_pgid(old_map, new_map, *i);
- ++i;
- }
- }
- for (map<spg_t, spg_t>::iterator i = pending_splits.begin();
- i != pending_splits.end();
- ) {
- if (!new_map->have_pg_pool(i->first.pool())) {
- rev_pending_splits.erase(i->second);
- pending_splits.erase(i++);
- } else {
- _maybe_split_pgid(old_map, new_map, i->first);
- ++i;
- }
- }
-}
-
-bool OSDService::splitting(spg_t pgid)
-{
- Mutex::Locker l(in_progress_split_lock);
- return in_progress_splits.count(pgid) ||
- pending_splits.count(pgid);
-}
-
-void OSDService::complete_split(const set<spg_t> &pgs)
-{
- Mutex::Locker l(in_progress_split_lock);
- for (set<spg_t>::const_iterator i = pgs.begin();
- i != pgs.end();
- ++i) {
- dout(10) << __func__ << ": Completing split on pg " << *i << dendl;
- assert(!pending_splits.count(*i));
- assert(in_progress_splits.count(*i));
- in_progress_splits.erase(*i);
- }
-}
-
-void OSDService::need_heartbeat_peer_update()
-{
- osd->need_heartbeat_peer_update();
-}
-
-void OSDService::pg_stat_queue_enqueue(PG *pg)
-{
- osd->pg_stat_queue_enqueue(pg);
-}
-
-void OSDService::pg_stat_queue_dequeue(PG *pg)
-{
- osd->pg_stat_queue_dequeue(pg);
-}
-
-void OSDService::start_shutdown()
-{
- {
- Mutex::Locker l(agent_timer_lock);
- agent_timer.shutdown();
- }
-
- {
- Mutex::Locker l(recovery_sleep_lock);
- recovery_sleep_timer.shutdown();
- }
-}
-
-void OSDService::shutdown_reserver()
-{
- reserver_finisher.wait_for_empty();
- reserver_finisher.stop();
-}
-
-void OSDService::shutdown()
-{
- {
- Mutex::Locker l(watch_lock);
- watch_timer.shutdown();
- }
-
- objecter->shutdown();
- objecter_finisher.wait_for_empty();
- objecter_finisher.stop();
-
- {
- Mutex::Locker l(recovery_request_lock);
- recovery_request_timer.shutdown();
- }
-
- {
- Mutex::Locker l(snap_sleep_lock);
- snap_sleep_timer.shutdown();
- }
-
- {
- Mutex::Locker l(scrub_sleep_lock);
- scrub_sleep_timer.shutdown();
- }
-
- osdmap = OSDMapRef();
- next_osdmap = OSDMapRef();
-}
-
-void OSDService::init()
-{
- reserver_finisher.start();
- objecter_finisher.start();
- objecter->set_client_incarnation(0);
-
- // deprioritize objecter in daemonperf output
- objecter->get_logger()->set_prio_adjust(-3);
-
- watch_timer.init();
- agent_timer.init();
- snap_sleep_timer.init();
- scrub_sleep_timer.init();
-
- agent_thread.create("osd_srv_agent");
-
- if (cct->_conf->osd_recovery_delay_start)
- defer_recovery(cct->_conf->osd_recovery_delay_start);
-}
-
-void OSDService::final_init()
-{
- objecter->start(osdmap.get());
-}
-
-void OSDService::activate_map()
-{
- // wake/unwake the tiering agent
- agent_lock.Lock();
- agent_active =
- !osdmap->test_flag(CEPH_OSDMAP_NOTIERAGENT) &&
- osd->is_active();
- agent_cond.Signal();
- agent_lock.Unlock();
-}
-
-void OSDService::request_osdmap_update(epoch_t e)
-{
- osd->osdmap_subscribe(e, false);
-}
-
-class AgentTimeoutCB : public Context {
- PGRef pg;
-public:
- explicit AgentTimeoutCB(PGRef _pg) : pg(_pg) {}
- void finish(int) override {
- pg->agent_choose_mode_restart();
- }
-};
-
-void OSDService::agent_entry()
-{
- dout(10) << __func__ << " start" << dendl;
- agent_lock.Lock();
-
- while (!agent_stop_flag) {
- if (agent_queue.empty()) {
- dout(20) << __func__ << " empty queue" << dendl;
- agent_cond.Wait(agent_lock);
- continue;
- }
- uint64_t level = agent_queue.rbegin()->first;
- set<PGRef>& top = agent_queue.rbegin()->second;
- dout(10) << __func__
- << " tiers " << agent_queue.size()
- << ", top is " << level
- << " with pgs " << top.size()
- << ", ops " << agent_ops << "/"
- << cct->_conf->osd_agent_max_ops
- << (agent_active ? " active" : " NOT ACTIVE")
- << dendl;
- dout(20) << __func__ << " oids " << agent_oids << dendl;
- int max = cct->_conf->osd_agent_max_ops - agent_ops;
- int agent_flush_quota = max;
- if (!flush_mode_high_count)
- agent_flush_quota = cct->_conf->osd_agent_max_low_ops - agent_ops;
- if (agent_flush_quota <= 0 || top.empty() || !agent_active) {
- agent_cond.Wait(agent_lock);
- continue;
- }
-
- if (!agent_valid_iterator || agent_queue_pos == top.end()) {
- agent_queue_pos = top.begin();
- agent_valid_iterator = true;
- }
- PGRef pg = *agent_queue_pos;
- dout(10) << "high_count " << flush_mode_high_count
- << " agent_ops " << agent_ops
- << " flush_quota " << agent_flush_quota << dendl;
- agent_lock.Unlock();
- if (!pg->agent_work(max, agent_flush_quota)) {
- dout(10) << __func__ << " " << pg->get_pgid()
- << " no agent_work, delay for " << cct->_conf->osd_agent_delay_time
- << " seconds" << dendl;
-
- osd->logger->inc(l_osd_tier_delay);
- // Queue a timer to call agent_choose_mode for this pg in 5 seconds
- agent_timer_lock.Lock();
- Context *cb = new AgentTimeoutCB(pg);
- agent_timer.add_event_after(cct->_conf->osd_agent_delay_time, cb);
- agent_timer_lock.Unlock();
- }
- agent_lock.Lock();
- }
- agent_lock.Unlock();
- dout(10) << __func__ << " finish" << dendl;
-}
-
-void OSDService::agent_stop()
-{
- {
- Mutex::Locker l(agent_lock);
-
- // By this time all ops should be cancelled
- assert(agent_ops == 0);
- // By this time all PGs are shutdown and dequeued
- if (!agent_queue.empty()) {
- set<PGRef>& top = agent_queue.rbegin()->second;
- derr << "agent queue not empty, for example " << (*top.begin())->info.pgid << dendl;
- assert(0 == "agent queue not empty");
- }
-
- agent_stop_flag = true;
- agent_cond.Signal();
- }
- agent_thread.join();
-}
-
-// -------------------------------------
-
-void OSDService::promote_throttle_recalibrate()
-{
- utime_t now = ceph_clock_now();
- double dur = now - last_recalibrate;
- last_recalibrate = now;
- unsigned prob = promote_probability_millis;
-
- uint64_t target_obj_sec = cct->_conf->osd_tier_promote_max_objects_sec;
- uint64_t target_bytes_sec = cct->_conf->osd_tier_promote_max_bytes_sec;
-
- unsigned min_prob = 1;
-
- uint64_t attempts, obj, bytes;
- promote_counter.sample_and_attenuate(&attempts, &obj, &bytes);
- dout(10) << __func__ << " " << attempts << " attempts, promoted "
- << obj << " objects and " << pretty_si_t(bytes) << " bytes; target "
- << target_obj_sec << " obj/sec or "
- << pretty_si_t(target_bytes_sec) << " bytes/sec"
- << dendl;
-
- // calculate what the probability *should* be, given the targets
- unsigned new_prob;
- if (attempts && dur > 0) {
- uint64_t avg_size = 1;
- if (obj)
- avg_size = MAX(bytes / obj, 1);
- unsigned po = (double)target_obj_sec * dur * 1000.0 / (double)attempts;
- unsigned pb = (double)target_bytes_sec / (double)avg_size * dur * 1000.0
- / (double)attempts;
- dout(20) << __func__ << " po " << po << " pb " << pb << " avg_size "
- << avg_size << dendl;
- if (target_obj_sec && target_bytes_sec)
- new_prob = MIN(po, pb);
- else if (target_obj_sec)
- new_prob = po;
- else if (target_bytes_sec)
- new_prob = pb;
- else
- new_prob = 1000;
- } else {
- new_prob = 1000;
- }
- dout(20) << __func__ << " new_prob " << new_prob << dendl;
-
- // correct for persistent skew between target rate and actual rate, adjust
- double ratio = 1.0;
- unsigned actual = 0;
- if (attempts && obj) {
- actual = obj * 1000 / attempts;
- ratio = (double)actual / (double)prob;
- new_prob = (double)new_prob / ratio;
- }
- new_prob = MAX(new_prob, min_prob);
- new_prob = MIN(new_prob, 1000);
-
- // adjust
- prob = (prob + new_prob) / 2;
- prob = MAX(prob, min_prob);
- prob = MIN(prob, 1000);
- dout(10) << __func__ << " actual " << actual
- << ", actual/prob ratio " << ratio
- << ", adjusted new_prob " << new_prob
- << ", prob " << promote_probability_millis << " -> " << prob
- << dendl;
- promote_probability_millis = prob;
-
- // set hard limits for this interval to mitigate stampedes
- promote_max_objects = target_obj_sec * OSD::OSD_TICK_INTERVAL * 2;
- promote_max_bytes = target_bytes_sec * OSD::OSD_TICK_INTERVAL * 2;
-}
-
-// -------------------------------------
-
-float OSDService::get_failsafe_full_ratio()
-{
- float full_ratio = cct->_conf->osd_failsafe_full_ratio;
- if (full_ratio > 1.0) full_ratio /= 100.0;
- return full_ratio;
-}
-
-void OSDService::check_full_status(float ratio)
-{
- Mutex::Locker l(full_status_lock);
-
- cur_ratio = ratio;
-
- // The OSDMap ratios take precendence. So if the failsafe is .95 and
- // the admin sets the cluster full to .96, the failsafe moves up to .96
- // too. (Not that having failsafe == full is ideal, but it's better than
- // dropping writes before the clusters appears full.)
- OSDMapRef osdmap = get_osdmap();
- if (!osdmap || osdmap->get_epoch() == 0) {
- cur_state = NONE;
- return;
- }
- float nearfull_ratio = osdmap->get_nearfull_ratio();
- float backfillfull_ratio = std::max(osdmap->get_backfillfull_ratio(), nearfull_ratio);
- float full_ratio = std::max(osdmap->get_full_ratio(), backfillfull_ratio);
- float failsafe_ratio = std::max(get_failsafe_full_ratio(), full_ratio);
-
- if (osdmap->require_osd_release < CEPH_RELEASE_LUMINOUS) {
- // use the failsafe for nearfull and full; the mon isn't using the
- // flags anyway because we're mid-upgrade.
- full_ratio = failsafe_ratio;
- backfillfull_ratio = failsafe_ratio;
- nearfull_ratio = failsafe_ratio;
- } else if (full_ratio <= 0 ||
- backfillfull_ratio <= 0 ||
- nearfull_ratio <= 0) {
- derr << __func__ << " full_ratio, backfillfull_ratio or nearfull_ratio is <= 0" << dendl;
- // use failsafe flag. ick. the monitor did something wrong or the user
- // did something stupid.
- full_ratio = failsafe_ratio;
- backfillfull_ratio = failsafe_ratio;
- nearfull_ratio = failsafe_ratio;
- }
-
- string inject;
- s_names new_state;
- if (injectfull_state > NONE && injectfull) {
- new_state = injectfull_state;
- inject = "(Injected)";
- } else if (ratio > failsafe_ratio) {
- new_state = FAILSAFE;
- } else if (ratio > full_ratio) {
- new_state = FULL;
- } else if (ratio > backfillfull_ratio) {
- new_state = BACKFILLFULL;
- } else if (ratio > nearfull_ratio) {
- new_state = NEARFULL;
- } else {
- new_state = NONE;
- }
- dout(20) << __func__ << " cur ratio " << ratio
- << ". nearfull_ratio " << nearfull_ratio
- << ". backfillfull_ratio " << backfillfull_ratio
- << ", full_ratio " << full_ratio
- << ", failsafe_ratio " << failsafe_ratio
- << ", new state " << get_full_state_name(new_state)
- << " " << inject
- << dendl;
-
- // warn
- if (cur_state != new_state) {
- dout(10) << __func__ << " " << get_full_state_name(cur_state)
- << " -> " << get_full_state_name(new_state) << dendl;
- if (new_state == FAILSAFE) {
- clog->error() << "full status failsafe engaged, dropping updates, now "
- << (int)roundf(ratio * 100) << "% full";
- } else if (cur_state == FAILSAFE) {
- clog->error() << "full status failsafe disengaged, no longer dropping "
- << "updates, now " << (int)roundf(ratio * 100) << "% full";
- }
- cur_state = new_state;
- }
-}
-
-bool OSDService::need_fullness_update()
-{
- OSDMapRef osdmap = get_osdmap();
- s_names cur = NONE;
- if (osdmap->exists(whoami)) {
- if (osdmap->get_state(whoami) & CEPH_OSD_FULL) {
- cur = FULL;
- } else if (osdmap->get_state(whoami) & CEPH_OSD_BACKFILLFULL) {
- cur = BACKFILLFULL;
- } else if (osdmap->get_state(whoami) & CEPH_OSD_NEARFULL) {
- cur = NEARFULL;
- }
- }
- s_names want = NONE;
- if (is_full())
- want = FULL;
- else if (is_backfillfull())
- want = BACKFILLFULL;
- else if (is_nearfull())
- want = NEARFULL;
- return want != cur;
-}
-
-bool OSDService::_check_full(s_names type, ostream &ss) const
-{
- Mutex::Locker l(full_status_lock);
-
- if (injectfull && injectfull_state >= type) {
- // injectfull is either a count of the number of times to return failsafe full
- // or if -1 then always return full
- if (injectfull > 0)
- --injectfull;
- ss << "Injected " << get_full_state_name(type) << " OSD ("
- << (injectfull < 0 ? "set" : std::to_string(injectfull)) << ")";
- return true;
- }
-
- ss << "current usage is " << cur_ratio;
- return cur_state >= type;
-}
-
-bool OSDService::check_failsafe_full(ostream &ss) const
-{
- return _check_full(FAILSAFE, ss);
-}
-
-bool OSDService::check_full(ostream &ss) const
-{
- return _check_full(FULL, ss);
-}
-
-bool OSDService::check_backfill_full(ostream &ss) const
-{
- return _check_full(BACKFILLFULL, ss);
-}
-
-bool OSDService::check_nearfull(ostream &ss) const
-{
- return _check_full(NEARFULL, ss);
-}
-
-bool OSDService::is_failsafe_full() const
-{
- Mutex::Locker l(full_status_lock);
- return cur_state == FAILSAFE;
-}
-
-bool OSDService::is_full() const
-{
- Mutex::Locker l(full_status_lock);
- return cur_state >= FULL;
-}
-
-bool OSDService::is_backfillfull() const
-{
- Mutex::Locker l(full_status_lock);
- return cur_state >= BACKFILLFULL;
-}
-
-bool OSDService::is_nearfull() const
-{
- Mutex::Locker l(full_status_lock);
- return cur_state >= NEARFULL;
-}
-
-void OSDService::set_injectfull(s_names type, int64_t count)
-{
- Mutex::Locker l(full_status_lock);
- injectfull_state = type;
- injectfull = count;
-}
-
-osd_stat_t OSDService::set_osd_stat(const struct store_statfs_t &stbuf,
- vector<int>& hb_peers,
- int num_pgs)
-{
- uint64_t bytes = stbuf.total;
- uint64_t used = bytes - stbuf.available;
- uint64_t avail = stbuf.available;
-
- osd->logger->set(l_osd_stat_bytes, bytes);
- osd->logger->set(l_osd_stat_bytes_used, used);
- osd->logger->set(l_osd_stat_bytes_avail, avail);
-
- {
- Mutex::Locker l(stat_lock);
- osd_stat.hb_peers.swap(hb_peers);
- osd->op_tracker.get_age_ms_histogram(&osd_stat.op_queue_age_hist);
- osd_stat.kb = bytes >> 10;
- osd_stat.kb_used = used >> 10;
- osd_stat.kb_avail = avail >> 10;
- osd_stat.num_pgs = num_pgs;
- return osd_stat;
- }
-}
-
-void OSDService::update_osd_stat(vector<int>& hb_peers)
-{
- // load osd stats first
- struct store_statfs_t stbuf;
- int r = osd->store->statfs(&stbuf);
- if (r < 0) {
- derr << "statfs() failed: " << cpp_strerror(r) << dendl;
- return;
- }
-
- auto new_stat = set_osd_stat(stbuf, hb_peers, osd->get_num_pgs());
- dout(20) << "update_osd_stat " << new_stat << dendl;
- assert(new_stat.kb);
- float ratio = ((float)new_stat.kb_used) / ((float)new_stat.kb);
- check_full_status(ratio);
-}
-
-bool OSDService::check_osdmap_full(const set<pg_shard_t> &missing_on)
-{
- OSDMapRef osdmap = get_osdmap();
- for (auto shard : missing_on) {
- if (osdmap->get_state(shard.osd) & CEPH_OSD_FULL)
- return true;
- }
- return false;
-}
-
-void OSDService::send_message_osd_cluster(int peer, Message *m, epoch_t from_epoch)
-{
- OSDMapRef next_map = get_nextmap_reserved();
- // service map is always newer/newest
- assert(from_epoch <= next_map->get_epoch());
-
- if (next_map->is_down(peer) ||
- next_map->get_info(peer).up_from > from_epoch) {
- m->put();
- release_map(next_map);
- return;
- }
- const entity_inst_t& peer_inst = next_map->get_cluster_inst(peer);
- ConnectionRef peer_con = osd->cluster_messenger->get_connection(peer_inst);
- share_map_peer(peer, peer_con.get(), next_map);
- peer_con->send_message(m);
- release_map(next_map);
-}
-
-ConnectionRef OSDService::get_con_osd_cluster(int peer, epoch_t from_epoch)
-{
- OSDMapRef next_map = get_nextmap_reserved();
- // service map is always newer/newest
- assert(from_epoch <= next_map->get_epoch());
-
- if (next_map->is_down(peer) ||
- next_map->get_info(peer).up_from > from_epoch) {
- release_map(next_map);
- return NULL;
- }
- ConnectionRef con = osd->cluster_messenger->get_connection(next_map->get_cluster_inst(peer));
- release_map(next_map);
- return con;
-}
-
-pair<ConnectionRef,ConnectionRef> OSDService::get_con_osd_hb(int peer, epoch_t from_epoch)
-{
- OSDMapRef next_map = get_nextmap_reserved();
- // service map is always newer/newest
- assert(from_epoch <= next_map->get_epoch());
-
- pair<ConnectionRef,ConnectionRef> ret;
- if (next_map->is_down(peer) ||
- next_map->get_info(peer).up_from > from_epoch) {
- release_map(next_map);
- return ret;
- }
- ret.first = osd->hb_back_client_messenger->get_connection(next_map->get_hb_back_inst(peer));
- if (next_map->get_hb_front_addr(peer) != entity_addr_t())
- ret.second = osd->hb_front_client_messenger->get_connection(next_map->get_hb_front_inst(peer));
- release_map(next_map);
- return ret;
-}
-
-
-void OSDService::queue_want_pg_temp(pg_t pgid, vector<int>& want)
-{
- Mutex::Locker l(pg_temp_lock);
- map<pg_t,vector<int> >::iterator p = pg_temp_pending.find(pgid);
- if (p == pg_temp_pending.end() ||
- p->second != want) {
- pg_temp_wanted[pgid] = want;
- }
-}
-
-void OSDService::remove_want_pg_temp(pg_t pgid)
-{
- Mutex::Locker l(pg_temp_lock);
- pg_temp_wanted.erase(pgid);
- pg_temp_pending.erase(pgid);
-}
-
-void OSDService::_sent_pg_temp()
-{
- for (map<pg_t,vector<int> >::iterator p = pg_temp_wanted.begin();
- p != pg_temp_wanted.end();
- ++p)
- pg_temp_pending[p->first] = p->second;
- pg_temp_wanted.clear();
-}
-
-void OSDService::requeue_pg_temp()
-{
- Mutex::Locker l(pg_temp_lock);
- // wanted overrides pending. note that remove_want_pg_temp
- // clears the item out of both.
- unsigned old_wanted = pg_temp_wanted.size();
- unsigned old_pending = pg_temp_pending.size();
- _sent_pg_temp();
- pg_temp_wanted.swap(pg_temp_pending);
- dout(10) << __func__ << " " << old_wanted << " + " << old_pending << " -> "
- << pg_temp_wanted.size() << dendl;
-}
-
-void OSDService::send_pg_temp()
-{
- Mutex::Locker l(pg_temp_lock);
- if (pg_temp_wanted.empty())
- return;
- dout(10) << "send_pg_temp " << pg_temp_wanted << dendl;
- MOSDPGTemp *m = new MOSDPGTemp(osdmap->get_epoch());
- m->pg_temp = pg_temp_wanted;
- monc->send_mon_message(m);
- _sent_pg_temp();
-}
-
-void OSDService::send_pg_created(pg_t pgid)
-{
- dout(20) << __func__ << dendl;
- if (osdmap->require_osd_release >= CEPH_RELEASE_LUMINOUS) {
- monc->send_mon_message(new MOSDPGCreated(pgid));
- }
-}
-
-// --------------------------------------
-// dispatch
-
-epoch_t OSDService::get_peer_epoch(int peer)
-{
- Mutex::Locker l(peer_map_epoch_lock);
- map<int,epoch_t>::iterator p = peer_map_epoch.find(peer);
- if (p == peer_map_epoch.end())
- return 0;
- return p->second;
-}
-
-epoch_t OSDService::note_peer_epoch(int peer, epoch_t e)
-{
- Mutex::Locker l(peer_map_epoch_lock);
- map<int,epoch_t>::iterator p = peer_map_epoch.find(peer);
- if (p != peer_map_epoch.end()) {
- if (p->second < e) {
- dout(10) << "note_peer_epoch osd." << peer << " has " << e << dendl;
- p->second = e;
- } else {
- dout(30) << "note_peer_epoch osd." << peer << " has " << p->second << " >= " << e << dendl;
- }
- return p->second;
- } else {
- dout(10) << "note_peer_epoch osd." << peer << " now has " << e << dendl;
- peer_map_epoch[peer] = e;
- return e;
- }
-}
-
-void OSDService::forget_peer_epoch(int peer, epoch_t as_of)
-{
- Mutex::Locker l(peer_map_epoch_lock);
- map<int,epoch_t>::iterator p = peer_map_epoch.find(peer);
- if (p != peer_map_epoch.end()) {
- if (p->second <= as_of) {
- dout(10) << "forget_peer_epoch osd." << peer << " as_of " << as_of
- << " had " << p->second << dendl;
- peer_map_epoch.erase(p);
- } else {
- dout(10) << "forget_peer_epoch osd." << peer << " as_of " << as_of
- << " has " << p->second << " - not forgetting" << dendl;
- }
- }
-}
-
-bool OSDService::should_share_map(entity_name_t name, Connection *con,
- epoch_t epoch, const OSDMapRef& osdmap,
- const epoch_t *sent_epoch_p)
-{
- dout(20) << "should_share_map "
- << name << " " << con->get_peer_addr()
- << " " << epoch << dendl;
-
- // does client have old map?
- if (name.is_client()) {
- bool message_sendmap = epoch < osdmap->get_epoch();
- if (message_sendmap && sent_epoch_p) {
- dout(20) << "client session last_sent_epoch: "
- << *sent_epoch_p
- << " versus osdmap epoch " << osdmap->get_epoch() << dendl;
- if (*sent_epoch_p < osdmap->get_epoch()) {
- return true;
- } // else we don't need to send it out again
- }
- }
-
- if (con->get_messenger() == osd->cluster_messenger &&
- con != osd->cluster_messenger->get_loopback_connection() &&
- osdmap->is_up(name.num()) &&
- (osdmap->get_cluster_addr(name.num()) == con->get_peer_addr() ||
- osdmap->get_hb_back_addr(name.num()) == con->get_peer_addr())) {
- // remember
- epoch_t has = MAX(get_peer_epoch(name.num()), epoch);
-
- // share?
- if (has < osdmap->get_epoch()) {
- dout(10) << name << " " << con->get_peer_addr()
- << " has old map " << epoch << " < "
- << osdmap->get_epoch() << dendl;
- return true;
- }
- }
-
- return false;
-}
-
-void OSDService::share_map(
- entity_name_t name,
- Connection *con,
- epoch_t epoch,
- OSDMapRef& osdmap,
- epoch_t *sent_epoch_p)
-{
- dout(20) << "share_map "
- << name << " " << con->get_peer_addr()
- << " " << epoch << dendl;
-
- if (!osd->is_active()) {
- /*It is safe not to proceed as OSD is not in healthy state*/
- return;
- }
-
- bool want_shared = should_share_map(name, con, epoch,
- osdmap, sent_epoch_p);
-
- if (want_shared){
- if (name.is_client()) {
- dout(10) << name << " has old map " << epoch
- << " < " << osdmap->get_epoch() << dendl;
- // we know the Session is valid or we wouldn't be sending
- if (sent_epoch_p) {
- *sent_epoch_p = osdmap->get_epoch();
- }
- send_incremental_map(epoch, con, osdmap);
- } else if (con->get_messenger() == osd->cluster_messenger &&
- osdmap->is_up(name.num()) &&
- (osdmap->get_cluster_addr(name.num()) == con->get_peer_addr() ||
- osdmap->get_hb_back_addr(name.num()) == con->get_peer_addr())) {
- dout(10) << name << " " << con->get_peer_addr()
- << " has old map " << epoch << " < "
- << osdmap->get_epoch() << dendl;
- note_peer_epoch(name.num(), osdmap->get_epoch());
- send_incremental_map(epoch, con, osdmap);
- }
- }
-}
-
-void OSDService::share_map_peer(int peer, Connection *con, OSDMapRef map)
-{
- if (!map)
- map = get_osdmap();
-
- // send map?
- epoch_t pe = get_peer_epoch(peer);
- if (pe) {
- if (pe < map->get_epoch()) {
- send_incremental_map(pe, con, map);
- note_peer_epoch(peer, map->get_epoch());
- } else
- dout(20) << "share_map_peer " << con << " already has epoch " << pe << dendl;
- } else {
- dout(20) << "share_map_peer " << con << " don't know epoch, doing nothing" << dendl;
- // no idea about peer's epoch.
- // ??? send recent ???
- // do nothing.
- }
-}
-
-bool OSDService::can_inc_scrubs_pending()
-{
- bool can_inc = false;
- Mutex::Locker l(sched_scrub_lock);
-
- if (scrubs_pending + scrubs_active < cct->_conf->osd_max_scrubs) {
- dout(20) << __func__ << " " << scrubs_pending << " -> " << (scrubs_pending+1)
- << " (max " << cct->_conf->osd_max_scrubs << ", active " << scrubs_active << ")" << dendl;
- can_inc = true;
- } else {
- dout(20) << __func__ << scrubs_pending << " + " << scrubs_active << " active >= max " << cct->_conf->osd_max_scrubs << dendl;
- }
-
- return can_inc;
-}
-
-bool OSDService::inc_scrubs_pending()
-{
- bool result = false;
-
- sched_scrub_lock.Lock();
- if (scrubs_pending + scrubs_active < cct->_conf->osd_max_scrubs) {
- dout(20) << "inc_scrubs_pending " << scrubs_pending << " -> " << (scrubs_pending+1)
- << " (max " << cct->_conf->osd_max_scrubs << ", active " << scrubs_active << ")" << dendl;
- result = true;
- ++scrubs_pending;
- } else {
- dout(20) << "inc_scrubs_pending " << scrubs_pending << " + " << scrubs_active << " active >= max " << cct->_conf->osd_max_scrubs << dendl;
- }
- sched_scrub_lock.Unlock();
-
- return result;
-}
-
-void OSDService::dec_scrubs_pending()
-{
- sched_scrub_lock.Lock();
- dout(20) << "dec_scrubs_pending " << scrubs_pending << " -> " << (scrubs_pending-1)
- << " (max " << cct->_conf->osd_max_scrubs << ", active " << scrubs_active << ")" << dendl;
- --scrubs_pending;
- assert(scrubs_pending >= 0);
- sched_scrub_lock.Unlock();
-}
-
-void OSDService::inc_scrubs_active(bool reserved)
-{
- sched_scrub_lock.Lock();
- ++(scrubs_active);
- if (reserved) {
- --(scrubs_pending);
- dout(20) << "inc_scrubs_active " << (scrubs_active-1) << " -> " << scrubs_active
- << " (max " << cct->_conf->osd_max_scrubs
- << ", pending " << (scrubs_pending+1) << " -> " << scrubs_pending << ")" << dendl;
- assert(scrubs_pending >= 0);
- } else {
- dout(20) << "inc_scrubs_active " << (scrubs_active-1) << " -> " << scrubs_active
- << " (max " << cct->_conf->osd_max_scrubs
- << ", pending " << scrubs_pending << ")" << dendl;
- }
- sched_scrub_lock.Unlock();
-}
-
-void OSDService::dec_scrubs_active()
-{
- sched_scrub_lock.Lock();
- dout(20) << "dec_scrubs_active " << scrubs_active << " -> " << (scrubs_active-1)
- << " (max " << cct->_conf->osd_max_scrubs << ", pending " << scrubs_pending << ")" << dendl;
- --scrubs_active;
- assert(scrubs_active >= 0);
- sched_scrub_lock.Unlock();
-}
-
-void OSDService::retrieve_epochs(epoch_t *_boot_epoch, epoch_t *_up_epoch,
- epoch_t *_bind_epoch) const
-{
- Mutex::Locker l(epoch_lock);
- if (_boot_epoch)
- *_boot_epoch = boot_epoch;
- if (_up_epoch)
- *_up_epoch = up_epoch;
- if (_bind_epoch)
- *_bind_epoch = bind_epoch;
-}
-
-void OSDService::set_epochs(const epoch_t *_boot_epoch, const epoch_t *_up_epoch,
- const epoch_t *_bind_epoch)
-{
- Mutex::Locker l(epoch_lock);
- if (_boot_epoch) {
- assert(*_boot_epoch == 0 || *_boot_epoch >= boot_epoch);
- boot_epoch = *_boot_epoch;
- }
- if (_up_epoch) {
- assert(*_up_epoch == 0 || *_up_epoch >= up_epoch);
- up_epoch = *_up_epoch;
- }
- if (_bind_epoch) {
- assert(*_bind_epoch == 0 || *_bind_epoch >= bind_epoch);
- bind_epoch = *_bind_epoch;
- }
-}
-
-bool OSDService::prepare_to_stop()
-{
- Mutex::Locker l(is_stopping_lock);
- if (get_state() != NOT_STOPPING)
- return false;
-
- OSDMapRef osdmap = get_osdmap();
- if (osdmap && osdmap->is_up(whoami)) {
- dout(0) << __func__ << " telling mon we are shutting down" << dendl;
- set_state(PREPARING_TO_STOP);
- monc->send_mon_message(new MOSDMarkMeDown(monc->get_fsid(),
- osdmap->get_inst(whoami),
- osdmap->get_epoch(),
- true // request ack
- ));
- utime_t now = ceph_clock_now();
- utime_t timeout;
- timeout.set_from_double(now + cct->_conf->osd_mon_shutdown_timeout);
- while ((ceph_clock_now() < timeout) &&
- (get_state() != STOPPING)) {
- is_stopping_cond.WaitUntil(is_stopping_lock, timeout);
- }
- }
- dout(0) << __func__ << " starting shutdown" << dendl;
- set_state(STOPPING);
- return true;
-}
-
-void OSDService::got_stop_ack()
-{
- Mutex::Locker l(is_stopping_lock);
- if (get_state() == PREPARING_TO_STOP) {
- dout(0) << __func__ << " starting shutdown" << dendl;
- set_state(STOPPING);
- is_stopping_cond.Signal();
- } else {
- dout(10) << __func__ << " ignoring msg" << dendl;
- }
-}
-
-MOSDMap *OSDService::build_incremental_map_msg(epoch_t since, epoch_t to,
- OSDSuperblock& sblock)
-{
- MOSDMap *m = new MOSDMap(monc->get_fsid());
- m->oldest_map = max_oldest_map;
- m->newest_map = sblock.newest_map;
-
- for (epoch_t e = to; e > since; e--) {
- bufferlist bl;
- if (e > m->oldest_map && get_inc_map_bl(e, bl)) {
- m->incremental_maps[e].claim(bl);
- } else if (get_map_bl(e, bl)) {
- m->maps[e].claim(bl);
- break;
- } else {
- derr << "since " << since << " to " << to
- << " oldest " << m->oldest_map << " newest " << m->newest_map
- << dendl;
- m->put();
- m = NULL;
- break;
- }
- }
- return m;
-}
-
-void OSDService::send_map(MOSDMap *m, Connection *con)
-{
- con->send_message(m);
-}
-
-void OSDService::send_incremental_map(epoch_t since, Connection *con,
- OSDMapRef& osdmap)
-{
- epoch_t to = osdmap->get_epoch();
- dout(10) << "send_incremental_map " << since << " -> " << to
- << " to " << con << " " << con->get_peer_addr() << dendl;
-
- MOSDMap *m = NULL;
- while (!m) {
- OSDSuperblock sblock(get_superblock());
- if (since < sblock.oldest_map) {
- // just send latest full map
- MOSDMap *m = new MOSDMap(monc->get_fsid());
- m->oldest_map = max_oldest_map;
- m->newest_map = sblock.newest_map;
- get_map_bl(to, m->maps[to]);
- send_map(m, con);
- return;
- }
-
- if (to > since && (int64_t)(to - since) > cct->_conf->osd_map_share_max_epochs) {
- dout(10) << " " << (to - since) << " > max " << cct->_conf->osd_map_share_max_epochs
- << ", only sending most recent" << dendl;
- since = to - cct->_conf->osd_map_share_max_epochs;
- }
-
- if (to - since > (epoch_t)cct->_conf->osd_map_message_max)
- to = since + cct->_conf->osd_map_message_max;
- m = build_incremental_map_msg(since, to, sblock);
- }
- send_map(m, con);
-}
-
-bool OSDService::_get_map_bl(epoch_t e, bufferlist& bl)
-{
- bool found = map_bl_cache.lookup(e, &bl);
- if (found) {
- if (logger)
- logger->inc(l_osd_map_bl_cache_hit);
- return true;
- }
- if (logger)
- logger->inc(l_osd_map_bl_cache_miss);
- found = store->read(coll_t::meta(),
- OSD::get_osdmap_pobject_name(e), 0, 0, bl,
- CEPH_OSD_OP_FLAG_FADVISE_WILLNEED) >= 0;
- if (found) {
- _add_map_bl(e, bl);
- }
- return found;
-}
-
-bool OSDService::get_inc_map_bl(epoch_t e, bufferlist& bl)
-{
- Mutex::Locker l(map_cache_lock);
- bool found = map_bl_inc_cache.lookup(e, &bl);
- if (found) {
- if (logger)
- logger->inc(l_osd_map_bl_cache_hit);
- return true;
- }
- if (logger)
- logger->inc(l_osd_map_bl_cache_miss);
- found = store->read(coll_t::meta(),
- OSD::get_inc_osdmap_pobject_name(e), 0, 0, bl,
- CEPH_OSD_OP_FLAG_FADVISE_WILLNEED) >= 0;
- if (found) {
- _add_map_inc_bl(e, bl);
- }
- return found;
-}
-
-void OSDService::_add_map_bl(epoch_t e, bufferlist& bl)
-{
- dout(10) << "add_map_bl " << e << " " << bl.length() << " bytes" << dendl;
- // cache a contiguous buffer
- if (bl.get_num_buffers() > 1) {
- bl.rebuild();
- }
- bl.try_assign_to_mempool(mempool::mempool_osd_mapbl);
- map_bl_cache.add(e, bl);
-}
-
-void OSDService::_add_map_inc_bl(epoch_t e, bufferlist& bl)
-{
- dout(10) << "add_map_inc_bl " << e << " " << bl.length() << " bytes" << dendl;
- // cache a contiguous buffer
- if (bl.get_num_buffers() > 1) {
- bl.rebuild();
- }
- bl.try_assign_to_mempool(mempool::mempool_osd_mapbl);
- map_bl_inc_cache.add(e, bl);
-}
-
-void OSDService::pin_map_inc_bl(epoch_t e, bufferlist &bl)
-{
- Mutex::Locker l(map_cache_lock);
- // cache a contiguous buffer
- if (bl.get_num_buffers() > 1) {
- bl.rebuild();
- }
- map_bl_inc_cache.pin(e, bl);
-}
-
-void OSDService::pin_map_bl(epoch_t e, bufferlist &bl)
-{
- Mutex::Locker l(map_cache_lock);
- // cache a contiguous buffer
- if (bl.get_num_buffers() > 1) {
- bl.rebuild();
- }
- map_bl_cache.pin(e, bl);
-}
-
-void OSDService::clear_map_bl_cache_pins(epoch_t e)
-{
- Mutex::Locker l(map_cache_lock);
- map_bl_inc_cache.clear_pinned(e);
- map_bl_cache.clear_pinned(e);
-}
-
-OSDMapRef OSDService::_add_map(OSDMap *o)
-{
- epoch_t e = o->get_epoch();
-
- if (cct->_conf->osd_map_dedup) {
- // Dedup against an existing map at a nearby epoch
- OSDMapRef for_dedup = map_cache.lower_bound(e);
- if (for_dedup) {
- OSDMap::dedup(for_dedup.get(), o);
- }
- }
- bool existed;
- OSDMapRef l = map_cache.add(e, o, &existed);
- if (existed) {
- delete o;
- }
- return l;
-}
-
-OSDMapRef OSDService::try_get_map(epoch_t epoch)
-{
- Mutex::Locker l(map_cache_lock);
- OSDMapRef retval = map_cache.lookup(epoch);
- if (retval) {
- dout(30) << "get_map " << epoch << " -cached" << dendl;
- if (logger) {
- logger->inc(l_osd_map_cache_hit);
- }
- return retval;
- }
- if (logger) {
- logger->inc(l_osd_map_cache_miss);
- epoch_t lb = map_cache.cached_key_lower_bound();
- if (epoch < lb) {
- dout(30) << "get_map " << epoch << " - miss, below lower bound" << dendl;
- logger->inc(l_osd_map_cache_miss_low);
- logger->inc(l_osd_map_cache_miss_low_avg, lb - epoch);
- }
- }
-
- OSDMap *map = new OSDMap;
- if (epoch > 0) {
- dout(20) << "get_map " << epoch << " - loading and decoding " << map << dendl;
- bufferlist bl;
- if (!_get_map_bl(epoch, bl) || bl.length() == 0) {
- derr << "failed to load OSD map for epoch " << epoch << ", got " << bl.length() << " bytes" << dendl;
- delete map;
- return OSDMapRef();
- }
- map->decode(bl);
- } else {
- dout(20) << "get_map " << epoch << " - return initial " << map << dendl;
- }
- return _add_map(map);
-}
-
-// ops
-
-
-void OSDService::reply_op_error(OpRequestRef op, int err)
-{
- reply_op_error(op, err, eversion_t(), 0);
-}
-
-void OSDService::reply_op_error(OpRequestRef op, int err, eversion_t v,
- version_t uv)
-{
- const MOSDOp *m = static_cast<const MOSDOp*>(op->get_req());
- assert(m->get_type() == CEPH_MSG_OSD_OP);
- int flags;
- flags = m->get_flags() & (CEPH_OSD_FLAG_ACK|CEPH_OSD_FLAG_ONDISK);
-
- MOSDOpReply *reply = new MOSDOpReply(m, err, osdmap->get_epoch(), flags,
- true);
- reply->set_reply_versions(v, uv);
- m->get_connection()->send_message(reply);
-}
-
-void OSDService::handle_misdirected_op(PG *pg, OpRequestRef op)
-{
- if (!cct->_conf->osd_debug_misdirected_ops) {
- return;
- }
-
- const MOSDOp *m = static_cast<const MOSDOp*>(op->get_req());
- assert(m->get_type() == CEPH_MSG_OSD_OP);
-
- assert(m->get_map_epoch() >= pg->info.history.same_primary_since);
-
- if (pg->is_ec_pg()) {
- /**
- * OSD recomputes op target based on current OSDMap. With an EC pg, we
- * can get this result:
- * 1) client at map 512 sends an op to osd 3, pg_t 3.9 based on mapping
- * [CRUSH_ITEM_NONE, 2, 3]/3
- * 2) OSD 3 at map 513 remaps op to osd 3, spg_t 3.9s0 based on mapping
- * [3, 2, 3]/3
- * 3) PG 3.9s0 dequeues the op at epoch 512 and notices that it isn't primary
- * -- misdirected op
- * 4) client resends and this time PG 3.9s0 having caught up to 513 gets
- * it and fulfils it
- *
- * We can't compute the op target based on the sending map epoch due to
- * splitting. The simplest thing is to detect such cases here and drop
- * them without an error (the client will resend anyway).
- */
- assert(m->get_map_epoch() <= superblock.newest_map);
- OSDMapRef opmap = try_get_map(m->get_map_epoch());
- if (!opmap) {
- dout(7) << __func__ << ": " << *pg << " no longer have map for "
- << m->get_map_epoch() << ", dropping" << dendl;
- return;
- }
- pg_t _pgid = m->get_raw_pg();
- spg_t pgid;
- if ((m->get_flags() & CEPH_OSD_FLAG_PGOP) == 0)
- _pgid = opmap->raw_pg_to_pg(_pgid);
- if (opmap->get_primary_shard(_pgid, &pgid) &&
- pgid.shard != pg->info.pgid.shard) {
- dout(7) << __func__ << ": " << *pg << " primary changed since "
- << m->get_map_epoch() << ", dropping" << dendl;
- return;
- }
- }
-
- dout(7) << *pg << " misdirected op in " << m->get_map_epoch() << dendl;
- clog->warn() << m->get_source_inst() << " misdirected " << m->get_reqid()
- << " pg " << m->get_raw_pg()
- << " to osd." << whoami
- << " not " << pg->acting
- << " in e" << m->get_map_epoch() << "/" << osdmap->get_epoch();
-}
-
-void OSDService::enqueue_back(spg_t pgid, PGQueueable qi)
-{
- osd->op_shardedwq.queue(make_pair(pgid, qi));
-}
-
-void OSDService::enqueue_front(spg_t pgid, PGQueueable qi)
-{
- osd->op_shardedwq.queue_front(make_pair(pgid, qi));
-}
-
-void OSDService::queue_for_peering(PG *pg)
-{
- peering_wq.queue(pg);
-}
-
-void OSDService::queue_for_snap_trim(PG *pg)
-{
- dout(10) << "queueing " << *pg << " for snaptrim" << dendl;
- osd->op_shardedwq.queue(
- make_pair(
- pg->info.pgid,
- PGQueueable(
- PGSnapTrim(pg->get_osdmap()->get_epoch()),
- cct->_conf->osd_snap_trim_cost,
- cct->_conf->osd_snap_trim_priority,
- ceph_clock_now(),
- entity_inst_t(),
- pg->get_osdmap()->get_epoch())));
-}
-
-
-// ====================================================================
-// OSD
-
-#undef dout_prefix
-#define dout_prefix *_dout
-
-// Commands shared between OSD's console and admin console:
-namespace ceph {
-namespace osd_cmds {
-
-int heap(CephContext& cct, cmdmap_t& cmdmap, Formatter& f, std::ostream& os);
-
-}} // namespace ceph::osd_cmds
-
-int OSD::mkfs(CephContext *cct, ObjectStore *store, const string &dev,
- uuid_d fsid, int whoami)
-{
- int ret;
-
- ceph::shared_ptr<ObjectStore::Sequencer> osr(
- new ObjectStore::Sequencer("mkfs"));
- OSDSuperblock sb;
- bufferlist sbbl;
- C_SaferCond waiter;
-
- // if we are fed a uuid for this osd, use it.
- store->set_fsid(cct->_conf->osd_uuid);
-
- ret = store->mkfs();
- if (ret) {
- derr << "OSD::mkfs: ObjectStore::mkfs failed with error "
- << cpp_strerror(ret) << dendl;
- goto free_store;
- }
-
- store->set_cache_shards(1); // doesn't matter for mkfs!
-
- ret = store->mount();
- if (ret) {
- derr << "OSD::mkfs: couldn't mount ObjectStore: error "
- << cpp_strerror(ret) << dendl;
- goto free_store;
- }
-
- ret = store->read(coll_t::meta(), OSD_SUPERBLOCK_GOBJECT, 0, 0, sbbl);
- if (ret >= 0) {
- /* if we already have superblock, check content of superblock */
- dout(0) << " have superblock" << dendl;
- bufferlist::iterator p;
- p = sbbl.begin();
- ::decode(sb, p);
- if (whoami != sb.whoami) {
- derr << "provided osd id " << whoami << " != superblock's " << sb.whoami
- << dendl;
- ret = -EINVAL;
- goto umount_store;
- }
- if (fsid != sb.cluster_fsid) {
- derr << "provided cluster fsid " << fsid
- << " != superblock's " << sb.cluster_fsid << dendl;
- ret = -EINVAL;
- goto umount_store;
- }
- } else {
- // create superblock
- sb.cluster_fsid = fsid;
- sb.osd_fsid = store->get_fsid();
- sb.whoami = whoami;
- sb.compat_features = get_osd_initial_compat_set();
-
- bufferlist bl;
- ::encode(sb, bl);
-
- ObjectStore::Transaction t;
- t.create_collection(coll_t::meta(), 0);
- t.write(coll_t::meta(), OSD_SUPERBLOCK_GOBJECT, 0, bl.length(), bl);
- ret = store->apply_transaction(osr.get(), std::move(t));
- if (ret) {
- derr << "OSD::mkfs: error while writing OSD_SUPERBLOCK_GOBJECT: "
- << "apply_transaction returned " << cpp_strerror(ret) << dendl;
- goto umount_store;
- }
- }
-
- if (!osr->flush_commit(&waiter)) {
- waiter.wait();
- }
-
- ret = write_meta(cct, store, sb.cluster_fsid, sb.osd_fsid, whoami);
- if (ret) {
- derr << "OSD::mkfs: failed to write fsid file: error "
- << cpp_strerror(ret) << dendl;
- goto umount_store;
- }
-
-umount_store:
- store->umount();
-free_store:
- delete store;
- return ret;
-}
-
-int OSD::write_meta(CephContext *cct, ObjectStore *store, uuid_d& cluster_fsid, uuid_d& osd_fsid, int whoami)
-{
- char val[80];
- int r;
-
- snprintf(val, sizeof(val), "%s", CEPH_OSD_ONDISK_MAGIC);
- r = store->write_meta("magic", val);
- if (r < 0)
- return r;
-
- snprintf(val, sizeof(val), "%d", whoami);
- r = store->write_meta("whoami", val);
- if (r < 0)
- return r;
-
- cluster_fsid.print(val);
- r = store->write_meta("ceph_fsid", val);
- if (r < 0)
- return r;
-
- string key = cct->_conf->get_val<string>("key");
- lderr(cct) << "key " << key << dendl;
- if (key.size()) {
- r = store->write_meta("osd_key", key);
- if (r < 0)
- return r;
- }
-
- r = store->write_meta("ready", "ready");
- if (r < 0)
- return r;
-
- return 0;
-}
-
-int OSD::peek_meta(ObjectStore *store, std::string& magic,
- uuid_d& cluster_fsid, uuid_d& osd_fsid, int& whoami)
-{
- string val;
-
- int r = store->read_meta("magic", &val);
- if (r < 0)
- return r;
- magic = val;
-
- r = store->read_meta("whoami", &val);
- if (r < 0)
- return r;
- whoami = atoi(val.c_str());
-
- r = store->read_meta("ceph_fsid", &val);
- if (r < 0)
- return r;
- r = cluster_fsid.parse(val.c_str());
- if (!r)
- return -EINVAL;
-
- r = store->read_meta("fsid", &val);
- if (r < 0) {
- osd_fsid = uuid_d();
- } else {
- r = osd_fsid.parse(val.c_str());
- if (!r)
- return -EINVAL;
- }
-
- return 0;
-}
-
-
-#undef dout_prefix
-#define dout_prefix _prefix(_dout, whoami, get_osdmap_epoch())
-
-// cons/des
-
-OSD::OSD(CephContext *cct_, ObjectStore *store_,
- int id,
- Messenger *internal_messenger,
- Messenger *external_messenger,
- Messenger *hb_client_front,
- Messenger *hb_client_back,
- Messenger *hb_front_serverm,
- Messenger *hb_back_serverm,
- Messenger *osdc_messenger,
- MonClient *mc,
- const std::string &dev, const std::string &jdev) :
- Dispatcher(cct_),
- osd_lock("OSD::osd_lock"),
- tick_timer(cct, osd_lock),
- tick_timer_lock("OSD::tick_timer_lock"),
- tick_timer_without_osd_lock(cct, tick_timer_lock),
- authorize_handler_cluster_registry(new AuthAuthorizeHandlerRegistry(cct,
- cct->_conf->auth_supported.empty() ?
- cct->_conf->auth_cluster_required :
- cct->_conf->auth_supported)),
- authorize_handler_service_registry(new AuthAuthorizeHandlerRegistry(cct,
- cct->_conf->auth_supported.empty() ?
- cct->_conf->auth_service_required :
- cct->_conf->auth_supported)),
- cluster_messenger(internal_messenger),
- client_messenger(external_messenger),
- objecter_messenger(osdc_messenger),
- monc(mc),
- mgrc(cct_, client_messenger),
- logger(NULL),
- recoverystate_perf(NULL),
- store(store_),
- log_client(cct, client_messenger, &mc->monmap, LogClient::NO_FLAGS),
- clog(log_client.create_channel()),
- whoami(id),
- dev_path(dev), journal_path(jdev),
- store_is_rotational(store->is_rotational()),
- trace_endpoint("0.0.0.0", 0, "osd"),
- asok_hook(NULL),
- osd_compat(get_osd_compat_set()),
- peering_tp(cct, "OSD::peering_tp", "tp_peering",
- cct->_conf->osd_peering_wq_threads,
- "osd_peering_tp_threads"),
- osd_op_tp(cct, "OSD::osd_op_tp", "tp_osd_tp",
- get_num_op_threads()),
- disk_tp(cct, "OSD::disk_tp", "tp_osd_disk", cct->_conf->osd_disk_threads, "osd_disk_threads"),
- command_tp(cct, "OSD::command_tp", "tp_osd_cmd", 1),
- session_waiting_lock("OSD::session_waiting_lock"),
- osdmap_subscribe_lock("OSD::osdmap_subscribe_lock"),
- heartbeat_lock("OSD::heartbeat_lock"),
- heartbeat_stop(false),
- heartbeat_need_update(true),
- hb_front_client_messenger(hb_client_front),
- hb_back_client_messenger(hb_client_back),
- hb_front_server_messenger(hb_front_serverm),
- hb_back_server_messenger(hb_back_serverm),
- daily_loadavg(0.0),
- heartbeat_thread(this),
- heartbeat_dispatcher(this),
- op_tracker(cct, cct->_conf->osd_enable_op_tracker,
- cct->_conf->osd_num_op_tracker_shard),
- test_ops_hook(NULL),
- op_queue(get_io_queue()),
- op_prio_cutoff(get_io_prio_cut()),
- op_shardedwq(
- get_num_op_shards(),
- this,
- cct->_conf->osd_op_thread_timeout,
- cct->_conf->osd_op_thread_suicide_timeout,
- &osd_op_tp),
- peering_wq(
- this,
- cct->_conf->osd_op_thread_timeout,
- cct->_conf->osd_op_thread_suicide_timeout,
- &peering_tp),
- map_lock("OSD::map_lock"),
- pg_map_lock("OSD::pg_map_lock"),
- last_pg_create_epoch(0),
- mon_report_lock("OSD::mon_report_lock"),
- stats_ack_timeout(cct->_conf->osd_mon_ack_timeout),
- up_thru_wanted(0),
- requested_full_first(0),
- requested_full_last(0),
- pg_stat_queue_lock("OSD::pg_stat_queue_lock"),
- osd_stat_updated(false),
- pg_stat_tid(0), pg_stat_tid_flushed(0),
- command_wq(
- this,
- cct->_conf->osd_command_thread_timeout,
- cct->_conf->osd_command_thread_suicide_timeout,
- &command_tp),
- remove_wq(
- cct,
- store,
- cct->_conf->osd_remove_thread_timeout,
- cct->_conf->osd_remove_thread_suicide_timeout,
- &disk_tp),
- service(this)
-{
- monc->set_messenger(client_messenger);
- op_tracker.set_complaint_and_threshold(cct->_conf->osd_op_complaint_time,
- cct->_conf->osd_op_log_threshold);
- op_tracker.set_history_size_and_duration(cct->_conf->osd_op_history_size,
- cct->_conf->osd_op_history_duration);
- op_tracker.set_history_slow_op_size_and_threshold(cct->_conf->osd_op_history_slow_op_size,
- cct->_conf->osd_op_history_slow_op_threshold);
-#ifdef WITH_BLKIN
- std::stringstream ss;
- ss << "osd." << whoami;
- trace_endpoint.copy_name(ss.str());
-#endif
-}
-
-OSD::~OSD()
-{
- delete authorize_handler_cluster_registry;
- delete authorize_handler_service_registry;
- delete class_handler;
- cct->get_perfcounters_collection()->remove(recoverystate_perf);
- cct->get_perfcounters_collection()->remove(logger);
- delete recoverystate_perf;
- delete logger;
- delete store;
-}
-
-void cls_initialize(ClassHandler *ch);
-
-void OSD::handle_signal(int signum)
-{
- assert(signum == SIGINT || signum == SIGTERM);
- derr << "*** Got signal " << sig_str(signum) << " ***" << dendl;
- shutdown();
-}
-
-int OSD::pre_init()
-{
- Mutex::Locker lock(osd_lock);
- if (is_stopping())
- return 0;
-
- if (store->test_mount_in_use()) {
- derr << "OSD::pre_init: object store '" << dev_path << "' is "
- << "currently in use. (Is ceph-osd already running?)" << dendl;
- return -EBUSY;
- }
-
- cct->_conf->add_observer(this);
- return 0;
-}
-
-// asok
-
-class OSDSocketHook : public AdminSocketHook {
- OSD *osd;
-public:
- explicit OSDSocketHook(OSD *o) : osd(o) {}
- bool call(std::string admin_command, cmdmap_t& cmdmap, std::string format,
- bufferlist& out) override {
- stringstream ss;
- bool r = osd->asok_command(admin_command, cmdmap, format, ss);
- out.append(ss);
- return r;
- }
-};
-
-bool OSD::asok_command(string admin_command, cmdmap_t& cmdmap, string format,
- ostream& ss)
-{
- Formatter *f = Formatter::create(format, "json-pretty", "json-pretty");
- if (admin_command == "status") {
- f->open_object_section("status");
- f->dump_stream("cluster_fsid") << superblock.cluster_fsid;
- f->dump_stream("osd_fsid") << superblock.osd_fsid;
- f->dump_unsigned("whoami", superblock.whoami);
- f->dump_string("state", get_state_name(get_state()));
- f->dump_unsigned("oldest_map", superblock.oldest_map);
- f->dump_unsigned("newest_map", superblock.newest_map);
- {
- RWLock::RLocker l(pg_map_lock);
- f->dump_unsigned("num_pgs", pg_map.size());
- }
- f->close_section();
- } else if (admin_command == "flush_journal") {
- store->flush_journal();
- } else if (admin_command == "dump_ops_in_flight" ||
- admin_command == "ops" ||
- admin_command == "dump_blocked_ops" ||
- admin_command == "dump_historic_ops" ||
- admin_command == "dump_historic_ops_by_duration" ||
- admin_command == "dump_historic_slow_ops") {
-
- const string error_str = "op_tracker tracking is not enabled now, so no ops are tracked currently, \
-even those get stuck. Please enable \"osd_enable_op_tracker\", and the tracker \
-will start to track new ops received afterwards.";
-
- set<string> filters;
- vector<string> filter_str;
- if (cmd_getval(cct, cmdmap, "filterstr", filter_str)) {
- copy(filter_str.begin(), filter_str.end(),
- inserter(filters, filters.end()));
- }
-
- if (admin_command == "dump_ops_in_flight" ||
- admin_command == "ops") {
- if (!op_tracker.dump_ops_in_flight(f, false, filters)) {
- ss << error_str;
- }
- }
- if (admin_command == "dump_blocked_ops") {
- if (!op_tracker.dump_ops_in_flight(f, true, filters)) {
- ss << error_str;
- }
- }
- if (admin_command == "dump_historic_ops") {
- if (!op_tracker.dump_historic_ops(f, false, filters)) {
- ss << error_str;
- }
- }
- if (admin_command == "dump_historic_ops_by_duration") {
- if (!op_tracker.dump_historic_ops(f, true, filters)) {
- ss << error_str;
- }
- }
- if (admin_command == "dump_historic_slow_ops") {
- if (!op_tracker.dump_historic_slow_ops(f, filters)) {
- ss << error_str;
- }
- }
- } else if (admin_command == "dump_op_pq_state") {
- f->open_object_section("pq");
- op_shardedwq.dump(f);
- f->close_section();
- } else if (admin_command == "dump_blacklist") {
- list<pair<entity_addr_t,utime_t> > bl;
- OSDMapRef curmap = service.get_osdmap();
-
- f->open_array_section("blacklist");
- curmap->get_blacklist(&bl);
- for (list<pair<entity_addr_t,utime_t> >::iterator it = bl.begin();
- it != bl.end(); ++it) {
- f->open_object_section("entry");
- f->open_object_section("entity_addr_t");
- it->first.dump(f);
- f->close_section(); //entity_addr_t
- it->second.localtime(f->dump_stream("expire_time"));
- f->close_section(); //entry
- }
- f->close_section(); //blacklist
- } else if (admin_command == "dump_watchers") {
- list<obj_watch_item_t> watchers;
- // scan pg's
- {
- Mutex::Locker l(osd_lock);
- RWLock::RLocker l2(pg_map_lock);
- for (ceph::unordered_map<spg_t,PG*>::iterator it = pg_map.begin();
- it != pg_map.end();
- ++it) {
-
- list<obj_watch_item_t> pg_watchers;
- PG *pg = it->second;
- pg->lock();
- pg->get_watchers(pg_watchers);
- pg->unlock();
- watchers.splice(watchers.end(), pg_watchers);
- }
- }
-
- f->open_array_section("watchers");
- for (list<obj_watch_item_t>::iterator it = watchers.begin();
- it != watchers.end(); ++it) {
-
- f->open_object_section("watch");
-
- f->dump_string("namespace", it->obj.nspace);
- f->dump_string("object", it->obj.oid.name);
-
- f->open_object_section("entity_name");
- it->wi.name.dump(f);
- f->close_section(); //entity_name_t
-
- f->dump_unsigned("cookie", it->wi.cookie);
- f->dump_unsigned("timeout", it->wi.timeout_seconds);
-
- f->open_object_section("entity_addr_t");
- it->wi.addr.dump(f);
- f->close_section(); //entity_addr_t
-
- f->close_section(); //watch
- }
-
- f->close_section(); //watchers
- } else if (admin_command == "dump_reservations") {
- f->open_object_section("reservations");
- f->open_object_section("local_reservations");
- service.local_reserver.dump(f);
- f->close_section();
- f->open_object_section("remote_reservations");
- service.remote_reserver.dump(f);
- f->close_section();
- f->close_section();
- } else if (admin_command == "get_latest_osdmap") {
- get_latest_osdmap();
- } else if (admin_command == "heap") {
- auto result = ceph::osd_cmds::heap(*cct, cmdmap, *f, ss);
-
- // Note: Failed heap profile commands won't necessarily trigger an error:
- f->open_object_section("result");
- f->dump_string("error", cpp_strerror(result));
- f->dump_bool("success", result >= 0);
- f->close_section();
- } else if (admin_command == "set_heap_property") {
- string property;
- int64_t value = 0;
- string error;
- bool success = false;
- if (!cmd_getval(cct, cmdmap, "property", property)) {
- error = "unable to get property";
- success = false;
- } else if (!cmd_getval(cct, cmdmap, "value", value)) {
- error = "unable to get value";
- success = false;
- } else if (value < 0) {
- error = "negative value not allowed";
- success = false;
- } else if (!ceph_heap_set_numeric_property(property.c_str(), (size_t)value)) {
- error = "invalid property";
- success = false;
- } else {
- success = true;
- }
- f->open_object_section("result");
- f->dump_string("error", error);
- f->dump_bool("success", success);
- f->close_section();
- } else if (admin_command == "get_heap_property") {
- string property;
- size_t value = 0;
- string error;
- bool success = false;
- if (!cmd_getval(cct, cmdmap, "property", property)) {
- error = "unable to get property";
- success = false;
- } else if (!ceph_heap_get_numeric_property(property.c_str(), &value)) {
- error = "invalid property";
- success = false;
- } else {
- success = true;
- }
- f->open_object_section("result");
- f->dump_string("error", error);
- f->dump_bool("success", success);
- f->dump_int("value", value);
- f->close_section();
- } else if (admin_command == "dump_objectstore_kv_stats") {
- store->get_db_statistics(f);
- } else if (admin_command == "dump_scrubs") {
- service.dumps_scrub(f);
- } else if (admin_command == "calc_objectstore_db_histogram") {
- store->generate_db_histogram(f);
- } else if (admin_command == "flush_store_cache") {
- store->flush_cache();
- } else if (admin_command == "dump_pgstate_history") {
- f->open_object_section("pgstate_history");
- RWLock::RLocker l2(pg_map_lock);
- for (ceph::unordered_map<spg_t,PG*>::iterator it = pg_map.begin();
- it != pg_map.end();
- ++it) {
-
- PG *pg = it->second;
- f->dump_stream("pg") << pg->get_pgid();
- pg->lock();
- pg->pgstate_history.dump(f);
- pg->unlock();
- }
- f->close_section();
- } else if (admin_command == "compact") {
- dout(1) << "triggering manual compaction" << dendl;
- auto start = ceph::coarse_mono_clock::now();
- store->compact();
- auto end = ceph::coarse_mono_clock::now();
- auto time_span = chrono::duration_cast<chrono::duration<double>>(end - start);
- dout(1) << "finished manual compaction in "
- << time_span.count()
- << " seconds" << dendl;
- f->open_object_section("compact_result");
- f->dump_float("elapsed_time", time_span.count());
- f->close_section();
- } else {
- assert(0 == "broken asok registration");
- }
- f->flush(ss);
- delete f;
- return true;
-}
-
-class TestOpsSocketHook : public AdminSocketHook {
- OSDService *service;
- ObjectStore *store;
-public:
- TestOpsSocketHook(OSDService *s, ObjectStore *st) : service(s), store(st) {}
- bool call(std::string command, cmdmap_t& cmdmap, std::string format,
- bufferlist& out) override {
- stringstream ss;
- test_ops(service, store, command, cmdmap, ss);
- out.append(ss);
- return true;
- }
- void test_ops(OSDService *service, ObjectStore *store,
- const std::string &command, cmdmap_t& cmdmap, ostream &ss);
-
-};
-
-class OSD::C_Tick : public Context {
- OSD *osd;
- public:
- explicit C_Tick(OSD *o) : osd(o) {}
- void finish(int r) override {
- osd->tick();
- }
-};
-
-class OSD::C_Tick_WithoutOSDLock : public Context {
- OSD *osd;
- public:
- explicit C_Tick_WithoutOSDLock(OSD *o) : osd(o) {}
- void finish(int r) override {
- osd->tick_without_osd_lock();
- }
-};
-
-int OSD::enable_disable_fuse(bool stop)
-{
-#ifdef HAVE_LIBFUSE
- int r;
- string mntpath = cct->_conf->osd_data + "/fuse";
- if (fuse_store && (stop || !cct->_conf->osd_objectstore_fuse)) {
- dout(1) << __func__ << " disabling" << dendl;
- fuse_store->stop();
- delete fuse_store;
- fuse_store = NULL;
- r = ::rmdir(mntpath.c_str());
- if (r < 0) {
- r = -errno;
- derr << __func__ << " failed to rmdir " << mntpath << ": "
- << cpp_strerror(r) << dendl;
- return r;
- }
- return 0;
- }
- if (!fuse_store && cct->_conf->osd_objectstore_fuse) {
- dout(1) << __func__ << " enabling" << dendl;
- r = ::mkdir(mntpath.c_str(), 0700);
- if (r < 0)
- r = -errno;
- if (r < 0 && r != -EEXIST) {
- derr << __func__ << " unable to create " << mntpath << ": "
- << cpp_strerror(r) << dendl;
- return r;
- }
- fuse_store = new FuseStore(store, mntpath);
- r = fuse_store->start();
- if (r < 0) {
- derr << __func__ << " unable to start fuse: " << cpp_strerror(r) << dendl;
- delete fuse_store;
- fuse_store = NULL;
- return r;
- }
- }
-#endif // HAVE_LIBFUSE
- return 0;
-}
-
-int OSD::get_num_op_shards()
-{
- if (cct->_conf->osd_op_num_shards)
- return cct->_conf->osd_op_num_shards;
- if (store_is_rotational)
- return cct->_conf->osd_op_num_shards_hdd;
- else
- return cct->_conf->osd_op_num_shards_ssd;
-}
-
-int OSD::get_num_op_threads()
-{
- if (cct->_conf->osd_op_num_threads_per_shard)
- return get_num_op_shards() * cct->_conf->osd_op_num_threads_per_shard;
- if (store_is_rotational)
- return get_num_op_shards() * cct->_conf->osd_op_num_threads_per_shard_hdd;
- else
- return get_num_op_shards() * cct->_conf->osd_op_num_threads_per_shard_ssd;
-}
-
-float OSD::get_osd_recovery_sleep()
-{
- if (cct->_conf->osd_recovery_sleep)
- return cct->_conf->osd_recovery_sleep;
- if (!store_is_rotational && !journal_is_rotational)
- return cct->_conf->osd_recovery_sleep_ssd;
- else if (store_is_rotational && !journal_is_rotational)
- return cct->_conf->get_val<double>("osd_recovery_sleep_hybrid");
- else
- return cct->_conf->osd_recovery_sleep_hdd;
-}
-
-int OSD::init()
-{
- CompatSet initial, diff;
- Mutex::Locker lock(osd_lock);
- if (is_stopping())
- return 0;
-
- tick_timer.init();
- tick_timer_without_osd_lock.init();
- service.recovery_request_timer.init();
- service.recovery_sleep_timer.init();
-
- // mount.
- dout(2) << "init " << dev_path
- << " (looks like " << (store_is_rotational ? "hdd" : "ssd") << ")"
- << dendl;
- dout(2) << "journal " << journal_path << dendl;
- assert(store); // call pre_init() first!
-
- store->set_cache_shards(get_num_op_shards());
-
- int r = store->mount();
- if (r < 0) {
- derr << "OSD:init: unable to mount object store" << dendl;
- return r;
- }
- journal_is_rotational = store->is_journal_rotational();
- dout(2) << "journal looks like " << (journal_is_rotational ? "hdd" : "ssd")
- << dendl;
-
- enable_disable_fuse(false);
-
- dout(2) << "boot" << dendl;
-
- // initialize the daily loadavg with current 15min loadavg
- double loadavgs[3];
- if (getloadavg(loadavgs, 3) == 3) {
- daily_loadavg = loadavgs[2];
- } else {
- derr << "OSD::init() : couldn't read loadavgs\n" << dendl;
- daily_loadavg = 1.0;
- }
-
- int rotating_auth_attempts = 0;
-
- // sanity check long object name handling
- {
- hobject_t l;
- l.oid.name = string(cct->_conf->osd_max_object_name_len, 'n');
- l.set_key(string(cct->_conf->osd_max_object_name_len, 'k'));
- l.nspace = string(cct->_conf->osd_max_object_namespace_len, 's');
- r = store->validate_hobject_key(l);
- if (r < 0) {
- derr << "backend (" << store->get_type() << ") is unable to support max "
- << "object name[space] len" << dendl;
- derr << " osd max object name len = "
- << cct->_conf->osd_max_object_name_len << dendl;
- derr << " osd max object namespace len = "
- << cct->_conf->osd_max_object_namespace_len << dendl;
- derr << cpp_strerror(r) << dendl;
- if (cct->_conf->osd_check_max_object_name_len_on_startup) {
- goto out;
- }
- derr << "osd_check_max_object_name_len_on_startup = false, starting anyway"
- << dendl;
- } else {
- dout(20) << "configured osd_max_object_name[space]_len looks ok" << dendl;
- }
- }
-
- // read superblock
- r = read_superblock();
- if (r < 0) {
- derr << "OSD::init() : unable to read osd superblock" << dendl;
- r = -EINVAL;
- goto out;
- }
-
- if (osd_compat.compare(superblock.compat_features) < 0) {
- derr << "The disk uses features unsupported by the executable." << dendl;
- derr << " ondisk features " << superblock.compat_features << dendl;
- derr << " daemon features " << osd_compat << dendl;
-
- if (osd_compat.writeable(superblock.compat_features)) {
- CompatSet diff = osd_compat.unsupported(superblock.compat_features);
- derr << "it is still writeable, though. Missing features: " << diff << dendl;
- r = -EOPNOTSUPP;
- goto out;
- }
- else {
- CompatSet diff = osd_compat.unsupported(superblock.compat_features);
- derr << "Cannot write to disk! Missing features: " << diff << dendl;
- r = -EOPNOTSUPP;
- goto out;
- }
- }
-
- assert_warn(whoami == superblock.whoami);
- if (whoami != superblock.whoami) {
- derr << "OSD::init: superblock says osd"
- << superblock.whoami << " but I am osd." << whoami << dendl;
- r = -EINVAL;
- goto out;
- }
-
- initial = get_osd_initial_compat_set();
- diff = superblock.compat_features.unsupported(initial);
- if (superblock.compat_features.merge(initial)) {
- // We need to persist the new compat_set before we
- // do anything else
- dout(5) << "Upgrading superblock adding: " << diff << dendl;
- ObjectStore::Transaction t;
- write_superblock(t);
- r = store->apply_transaction(service.meta_osr.get(), std::move(t));
- if (r < 0)
- goto out;
- }
-
- // make sure snap mapper object exists
- if (!store->exists(coll_t::meta(), OSD::make_snapmapper_oid())) {
- dout(10) << "init creating/touching snapmapper object" << dendl;
- ObjectStore::Transaction t;
- t.touch(coll_t::meta(), OSD::make_snapmapper_oid());
- r = store->apply_transaction(service.meta_osr.get(), std::move(t));
- if (r < 0)
- goto out;
- }
-
- class_handler = new ClassHandler(cct);
- cls_initialize(class_handler);
-
- if (cct->_conf->osd_open_classes_on_start) {
- int r = class_handler->open_all_classes();
- if (r)
- dout(1) << "warning: got an error loading one or more classes: " << cpp_strerror(r) << dendl;
- }
-
- // load up "current" osdmap
- assert_warn(!osdmap);
- if (osdmap) {
- derr << "OSD::init: unable to read current osdmap" << dendl;
- r = -EINVAL;
- goto out;
- }
- osdmap = get_map(superblock.current_epoch);
- check_osdmap_features(store);
-
- create_recoverystate_perf();
-
- {
- epoch_t bind_epoch = osdmap->get_epoch();
- service.set_epochs(NULL, NULL, &bind_epoch);
- }
-
- clear_temp_objects();
-
- // initialize osdmap references in sharded wq
- op_shardedwq.prune_pg_waiters(osdmap, whoami);
-
- // load up pgs (as they previously existed)
- load_pgs();
-
- dout(2) << "superblock: I am osd." << superblock.whoami << dendl;
- dout(0) << "using " << op_queue << " op queue with priority op cut off at " <<
- op_prio_cutoff << "." << dendl;
-
- create_logger();
-
- // i'm ready!
- client_messenger->add_dispatcher_head(this);
- cluster_messenger->add_dispatcher_head(this);
-
- hb_front_client_messenger->add_dispatcher_head(&heartbeat_dispatcher);
- hb_back_client_messenger->add_dispatcher_head(&heartbeat_dispatcher);
- hb_front_server_messenger->add_dispatcher_head(&heartbeat_dispatcher);
- hb_back_server_messenger->add_dispatcher_head(&heartbeat_dispatcher);
-
- objecter_messenger->add_dispatcher_head(service.objecter);
-
- monc->set_want_keys(CEPH_ENTITY_TYPE_MON | CEPH_ENTITY_TYPE_OSD
- | CEPH_ENTITY_TYPE_MGR);
- r = monc->init();
- if (r < 0)
- goto out;
-
- /**
- * FIXME: this is a placeholder implementation that unconditionally
- * sends every is_primary PG's stats every time we're called, unlike
- * the existing mon PGStats mechanism that uses pg_stat_queue and acks.
- * This has equivalent cost to the existing worst case where all
- * PGs are busy and their stats are always enqueued for sending.
- */
- mgrc.set_pgstats_cb([this](){
- RWLock::RLocker l(map_lock);
-
- utime_t had_for = ceph_clock_now() - had_map_since;
- osd_stat_t cur_stat = service.get_osd_stat();
- cur_stat.os_perf_stat = store->get_cur_stats();
-
- MPGStats *m = new MPGStats(monc->get_fsid(), osdmap->get_epoch(), had_for);
- m->osd_stat = cur_stat;
-
- Mutex::Locker lec{min_last_epoch_clean_lock};
- min_last_epoch_clean = osdmap->get_epoch();
- min_last_epoch_clean_pgs.clear();
- RWLock::RLocker lpg(pg_map_lock);
- for (const auto &i : pg_map) {
- PG *pg = i.second;
- if (!pg->is_primary()) {
- continue;
- }
-
- pg->pg_stats_publish_lock.Lock();
- if (pg->pg_stats_publish_valid) {
- m->pg_stat[pg->info.pgid.pgid] = pg->pg_stats_publish;
- const auto lec = pg->pg_stats_publish.get_effective_last_epoch_clean();
- min_last_epoch_clean = min(min_last_epoch_clean, lec);
- min_last_epoch_clean_pgs.push_back(pg->info.pgid.pgid);
- }
- pg->pg_stats_publish_lock.Unlock();
- }
-
- return m;
- });
-
- mgrc.init();
- client_messenger->add_dispatcher_head(&mgrc);
-
- // tell monc about log_client so it will know about mon session resets
- monc->set_log_client(&log_client);
- update_log_config();
-
- peering_tp.start();
- osd_op_tp.start();
- disk_tp.start();
- command_tp.start();
-
- set_disk_tp_priority();
-
- // start the heartbeat
- heartbeat_thread.create("osd_srv_heartbt");
-
- // tick
- tick_timer.add_event_after(cct->_conf->osd_heartbeat_interval, new C_Tick(this));
- {
- Mutex::Locker l(tick_timer_lock);
- tick_timer_without_osd_lock.add_event_after(cct->_conf->osd_heartbeat_interval, new C_Tick_WithoutOSDLock(this));
- }
-
- service.init();
- service.publish_map(osdmap);
- service.publish_superblock(superblock);
- service.max_oldest_map = superblock.oldest_map;
-
- osd_lock.Unlock();
-
- r = monc->authenticate();
- if (r < 0) {
- derr << __func__ << " authentication failed: " << cpp_strerror(r)
- << dendl;
- osd_lock.Lock(); // locker is going to unlock this on function exit
- if (is_stopping())
- r = 0;
- goto monout;
- }
-
- while (monc->wait_auth_rotating(30.0) < 0) {
- derr << "unable to obtain rotating service keys; retrying" << dendl;
- ++rotating_auth_attempts;
- if (rotating_auth_attempts > g_conf->max_rotating_auth_attempts) {
- derr << __func__ << " wait_auth_rotating timed out" << dendl;
- osd_lock.Lock(); // make locker happy
- if (!is_stopping()) {
- r = -ETIMEDOUT;
- }
- goto monout;
- }
- }
-
- r = update_crush_device_class();
- if (r < 0) {
- derr << __func__ << " unable to update_crush_device_class: "
- << cpp_strerror(r) << dendl;
- osd_lock.Lock();
- goto monout;
- }
-
- r = update_crush_location();
- if (r < 0) {
- derr << __func__ << " unable to update_crush_location: "
- << cpp_strerror(r) << dendl;
- osd_lock.Lock();
- goto monout;
- }
-
- osd_lock.Lock();
- if (is_stopping())
- return 0;
-
- // start objecter *after* we have authenticated, so that we don't ignore
- // the OSDMaps it requests.
- service.final_init();
-
- check_config();
-
- dout(10) << "ensuring pgs have consumed prior maps" << dendl;
- consume_map();
- peering_wq.drain();
-
- dout(0) << "done with init, starting boot process" << dendl;
-
- // subscribe to any pg creations
- monc->sub_want("osd_pg_creates", last_pg_create_epoch, 0);
-
- // MgrClient needs this (it doesn't have MonClient reference itself)
- monc->sub_want("mgrmap", 0, 0);
-
- // we don't need to ask for an osdmap here; objecter will
- //monc->sub_want("osdmap", osdmap->get_epoch(), CEPH_SUBSCRIBE_ONETIME);
-
- monc->renew_subs();
-
- start_boot();
-
- return 0;
-monout:
- exit(1);
-
-out:
- enable_disable_fuse(true);
- store->umount();
- delete store;
- store = NULL;
- return r;
-}
-
-void OSD::final_init()
-{
- AdminSocket *admin_socket = cct->get_admin_socket();
- asok_hook = new OSDSocketHook(this);
- int r = admin_socket->register_command("status", "status", asok_hook,
- "high-level status of OSD");
- assert(r == 0);
- r = admin_socket->register_command("flush_journal", "flush_journal",
- asok_hook,
- "flush the journal to permanent store");
- assert(r == 0);
- r = admin_socket->register_command("dump_ops_in_flight",
- "dump_ops_in_flight " \
- "name=filterstr,type=CephString,n=N,req=false",
- asok_hook,
- "show the ops currently in flight");
- assert(r == 0);
- r = admin_socket->register_command("ops",
- "ops " \
- "name=filterstr,type=CephString,n=N,req=false",
- asok_hook,
- "show the ops currently in flight");
- assert(r == 0);
- r = admin_socket->register_command("dump_blocked_ops",
- "dump_blocked_ops " \
- "name=filterstr,type=CephString,n=N,req=false",
- asok_hook,
- "show the blocked ops currently in flight");
- assert(r == 0);
- r = admin_socket->register_command("dump_historic_ops",
- "dump_historic_ops " \
- "name=filterstr,type=CephString,n=N,req=false",
- asok_hook,
- "show recent ops");
- assert(r == 0);
- r = admin_socket->register_command("dump_historic_slow_ops",
- "dump_historic_slow_ops " \
- "name=filterstr,type=CephString,n=N,req=false",
- asok_hook,
- "show slowest recent ops");
- assert(r == 0);
- r = admin_socket->register_command("dump_historic_ops_by_duration",
- "dump_historic_ops_by_duration " \
- "name=filterstr,type=CephString,n=N,req=false",
- asok_hook,
- "show slowest recent ops, sorted by duration");
- assert(r == 0);
- r = admin_socket->register_command("dump_op_pq_state", "dump_op_pq_state",
- asok_hook,
- "dump op priority queue state");
- assert(r == 0);
- r = admin_socket->register_command("dump_blacklist", "dump_blacklist",
- asok_hook,
- "dump blacklisted clients and times");
- assert(r == 0);
- r = admin_socket->register_command("dump_watchers", "dump_watchers",
- asok_hook,
- "show clients which have active watches,"
- " and on which objects");
- assert(r == 0);
- r = admin_socket->register_command("dump_reservations", "dump_reservations",
- asok_hook,
- "show recovery reservations");
- assert(r == 0);
- r = admin_socket->register_command("get_latest_osdmap", "get_latest_osdmap",
- asok_hook,
- "force osd to update the latest map from "
- "the mon");
- assert(r == 0);
-
- r = admin_socket->register_command( "heap",
- "heap " \
- "name=heapcmd,type=CephString",
- asok_hook,
- "show heap usage info (available only if "
- "compiled with tcmalloc)");
- assert(r == 0);
-
- r = admin_socket->register_command("set_heap_property",
- "set_heap_property " \
- "name=property,type=CephString " \
- "name=value,type=CephInt",
- asok_hook,
- "update malloc extension heap property");
- assert(r == 0);
-
- r = admin_socket->register_command("get_heap_property",
- "get_heap_property " \
- "name=property,type=CephString",
- asok_hook,
- "get malloc extension heap property");
- assert(r == 0);
-
- r = admin_socket->register_command("dump_objectstore_kv_stats",
- "dump_objectstore_kv_stats",
- asok_hook,
- "print statistics of kvdb which used by bluestore");
- assert(r == 0);
-
- r = admin_socket->register_command("dump_scrubs",
- "dump_scrubs",
- asok_hook,
- "print scheduled scrubs");
- assert(r == 0);
-
- r = admin_socket->register_command("calc_objectstore_db_histogram",
- "calc_objectstore_db_histogram",
- asok_hook,
- "Generate key value histogram of kvdb(rocksdb) which used by bluestore");
- assert(r == 0);
-
- r = admin_socket->register_command("flush_store_cache",
- "flush_store_cache",
- asok_hook,
- "Flush bluestore internal cache");
- assert(r == 0);
- r = admin_socket->register_command("dump_pgstate_history", "dump_pgstate_history",
- asok_hook,
- "show recent state history");
- assert(r == 0);
-
- r = admin_socket->register_command("compact", "compact",
- asok_hook,
- "Commpact object store's omap."
- " WARNING: Compaction probably slows your requests");
- assert(r == 0);
-
- test_ops_hook = new TestOpsSocketHook(&(this->service), this->store);
- // Note: pools are CephString instead of CephPoolname because
- // these commands traditionally support both pool names and numbers
- r = admin_socket->register_command(
- "setomapval",
- "setomapval " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname " \
- "name=key,type=CephString "\
- "name=val,type=CephString",
- test_ops_hook,
- "set omap key");
- assert(r == 0);
- r = admin_socket->register_command(
- "rmomapkey",
- "rmomapkey " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname " \
- "name=key,type=CephString",
- test_ops_hook,
- "remove omap key");
- assert(r == 0);
- r = admin_socket->register_command(
- "setomapheader",
- "setomapheader " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname " \
- "name=header,type=CephString",
- test_ops_hook,
- "set omap header");
- assert(r == 0);
-
- r = admin_socket->register_command(
- "getomap",
- "getomap " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname",
- test_ops_hook,
- "output entire object map");
- assert(r == 0);
-
- r = admin_socket->register_command(
- "truncobj",
- "truncobj " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname " \
- "name=len,type=CephInt",
- test_ops_hook,
- "truncate object to length");
- assert(r == 0);
-
- r = admin_socket->register_command(
- "injectdataerr",
- "injectdataerr " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname " \
- "name=shardid,type=CephInt,req=false,range=0|255",
- test_ops_hook,
- "inject data error to an object");
- assert(r == 0);
-
- r = admin_socket->register_command(
- "injectmdataerr",
- "injectmdataerr " \
- "name=pool,type=CephString " \
- "name=objname,type=CephObjectname " \
- "name=shardid,type=CephInt,req=false,range=0|255",
- test_ops_hook,
- "inject metadata error to an object");
- assert(r == 0);
- r = admin_socket->register_command(
- "set_recovery_delay",
- "set_recovery_delay " \
- "name=utime,type=CephInt,req=false",
- test_ops_hook,
- "Delay osd recovery by specified seconds");
- assert(r == 0);
- r = admin_socket->register_command(
- "trigger_scrub",
- "trigger_scrub " \
- "name=pgid,type=CephString ",
- test_ops_hook,
- "Trigger a scheduled scrub ");
- assert(r == 0);
- r = admin_socket->register_command(
- "injectfull",
- "injectfull " \
- "name=type,type=CephString,req=false " \
- "name=count,type=CephInt,req=false ",
- test_ops_hook,
- "Inject a full disk (optional count times)");
- assert(r == 0);
-}
-
-void OSD::create_logger()
-{
- dout(10) << "create_logger" << dendl;
-
- PerfCountersBuilder osd_plb(cct, "osd", l_osd_first, l_osd_last);
-
- // Latency axis configuration for op histograms, values are in nanoseconds
- PerfHistogramCommon::axis_config_d op_hist_x_axis_config{
- "Latency (usec)",
- PerfHistogramCommon::SCALE_LOG2, ///< Latency in logarithmic scale
- 0, ///< Start at 0
- 100000, ///< Quantization unit is 100usec
- 32, ///< Enough to cover much longer than slow requests
- };
-
- // Op size axis configuration for op histograms, values are in bytes
- PerfHistogramCommon::axis_config_d op_hist_y_axis_config{
- "Request size (bytes)",
- PerfHistogramCommon::SCALE_LOG2, ///< Request size in logarithmic scale
- 0, ///< Start at 0
- 512, ///< Quantization unit is 512 bytes
- 32, ///< Enough to cover requests larger than GB
- };
-
-
- // All the basic OSD operation stats are to be considered useful
- osd_plb.set_prio_default(PerfCountersBuilder::PRIO_USEFUL);
-
- osd_plb.add_u64(
- l_osd_op_wip, "op_wip",
- "Replication operations currently being processed (primary)");
- osd_plb.add_u64_counter(
- l_osd_op, "op",
- "Client operations",
- "ops", PerfCountersBuilder::PRIO_CRITICAL);
- osd_plb.add_u64_counter(
- l_osd_op_inb, "op_in_bytes",
- "Client operations total write size",
- "wr", PerfCountersBuilder::PRIO_INTERESTING);
- osd_plb.add_u64_counter(
- l_osd_op_outb, "op_out_bytes",
- "Client operations total read size",
- "rd", PerfCountersBuilder::PRIO_INTERESTING);
- osd_plb.add_time_avg(
- l_osd_op_lat, "op_latency",
- "Latency of client operations (including queue time)",
- "l", 9);
- osd_plb.add_time_avg(
- l_osd_op_process_lat, "op_process_latency",
- "Latency of client operations (excluding queue time)");
- osd_plb.add_time_avg(
- l_osd_op_prepare_lat, "op_prepare_latency",
- "Latency of client operations (excluding queue time and wait for finished)");
-
- osd_plb.add_u64_counter(
- l_osd_op_r, "op_r", "Client read operations");
- osd_plb.add_u64_counter(
- l_osd_op_r_outb, "op_r_out_bytes", "Client data read");
- osd_plb.add_time_avg(
- l_osd_op_r_lat, "op_r_latency",
- "Latency of read operation (including queue time)");
- osd_plb.add_u64_counter_histogram(
- l_osd_op_r_lat_outb_hist, "op_r_latency_out_bytes_histogram",
- op_hist_x_axis_config, op_hist_y_axis_config,
- "Histogram of operation latency (including queue time) + data read");
- osd_plb.add_time_avg(
- l_osd_op_r_process_lat, "op_r_process_latency",
- "Latency of read operation (excluding queue time)");
- osd_plb.add_time_avg(
- l_osd_op_r_prepare_lat, "op_r_prepare_latency",
- "Latency of read operations (excluding queue time and wait for finished)");
- osd_plb.add_u64_counter(
- l_osd_op_w, "op_w", "Client write operations");
- osd_plb.add_u64_counter(
- l_osd_op_w_inb, "op_w_in_bytes", "Client data written");
- osd_plb.add_time_avg(
- l_osd_op_w_lat, "op_w_latency",
- "Latency of write operation (including queue time)");
- osd_plb.add_u64_counter_histogram(
- l_osd_op_w_lat_inb_hist, "op_w_latency_in_bytes_histogram",
- op_hist_x_axis_config, op_hist_y_axis_config,
- "Histogram of operation latency (including queue time) + data written");
- osd_plb.add_time_avg(
- l_osd_op_w_process_lat, "op_w_process_latency",
- "Latency of write operation (excluding queue time)");
- osd_plb.add_time_avg(
- l_osd_op_w_prepare_lat, "op_w_prepare_latency",
- "Latency of write operations (excluding queue time and wait for finished)");
- osd_plb.add_u64_counter(
- l_osd_op_rw, "op_rw",
- "Client read-modify-write operations");
- osd_plb.add_u64_counter(
- l_osd_op_rw_inb, "op_rw_in_bytes",
- "Client read-modify-write operations write in");
- osd_plb.add_u64_counter(
- l_osd_op_rw_outb,"op_rw_out_bytes",
- "Client read-modify-write operations read out ");
- osd_plb.add_time_avg(
- l_osd_op_rw_lat, "op_rw_latency",
- "Latency of read-modify-write operation (including queue time)");
- osd_plb.add_u64_counter_histogram(
- l_osd_op_rw_lat_inb_hist, "op_rw_latency_in_bytes_histogram",
- op_hist_x_axis_config, op_hist_y_axis_config,
- "Histogram of rw operation latency (including queue time) + data written");
- osd_plb.add_u64_counter_histogram(
- l_osd_op_rw_lat_outb_hist, "op_rw_latency_out_bytes_histogram",
- op_hist_x_axis_config, op_hist_y_axis_config,
- "Histogram of rw operation latency (including queue time) + data read");
- osd_plb.add_time_avg(
- l_osd_op_rw_process_lat, "op_rw_process_latency",
- "Latency of read-modify-write operation (excluding queue time)");
- osd_plb.add_time_avg(
- l_osd_op_rw_prepare_lat, "op_rw_prepare_latency",
- "Latency of read-modify-write operations (excluding queue time and wait for finished)");
-
- // Now we move on to some more obscure stats, revert to assuming things
- // are low priority unless otherwise specified.
- osd_plb.set_prio_default(PerfCountersBuilder::PRIO_DEBUGONLY);
-
- osd_plb.add_time_avg(l_osd_op_before_queue_op_lat, "op_before_queue_op_lat",
- "Latency of IO before calling queue(before really queue into ShardedOpWq)"); // client io before queue op_wq latency
- osd_plb.add_time_avg(l_osd_op_before_dequeue_op_lat, "op_before_dequeue_op_lat",
- "Latency of IO before calling dequeue_op(already dequeued and get PG lock)"); // client io before dequeue_op latency
-
- osd_plb.add_u64_counter(
- l_osd_sop, "subop", "Suboperations");
- osd_plb.add_u64_counter(
- l_osd_sop_inb, "subop_in_bytes", "Suboperations total size");
- osd_plb.add_time_avg(l_osd_sop_lat, "subop_latency", "Suboperations latency");
-
- osd_plb.add_u64_counter(l_osd_sop_w, "subop_w", "Replicated writes");
- osd_plb.add_u64_counter(
- l_osd_sop_w_inb, "subop_w_in_bytes", "Replicated written data size");
- osd_plb.add_time_avg(
- l_osd_sop_w_lat, "subop_w_latency", "Replicated writes latency");
- osd_plb.add_u64_counter(
- l_osd_sop_pull, "subop_pull", "Suboperations pull requests");
- osd_plb.add_time_avg(
- l_osd_sop_pull_lat, "subop_pull_latency", "Suboperations pull latency");
- osd_plb.add_u64_counter(
- l_osd_sop_push, "subop_push", "Suboperations push messages");
- osd_plb.add_u64_counter(
- l_osd_sop_push_inb, "subop_push_in_bytes", "Suboperations pushed size");
- osd_plb.add_time_avg(
- l_osd_sop_push_lat, "subop_push_latency", "Suboperations push latency");
-
- osd_plb.add_u64_counter(l_osd_pull, "pull", "Pull requests sent");
- osd_plb.add_u64_counter(l_osd_push, "push", "Push messages sent");
- osd_plb.add_u64_counter(l_osd_push_outb, "push_out_bytes", "Pushed size");
-
- osd_plb.add_u64_counter(
- l_osd_rop, "recovery_ops",
- "Started recovery operations",
- "rop", PerfCountersBuilder::PRIO_INTERESTING);
-
- osd_plb.add_u64(l_osd_loadavg, "loadavg", "CPU load");
- osd_plb.add_u64(l_osd_buf, "buffer_bytes", "Total allocated buffer size");
- osd_plb.add_u64(l_osd_history_alloc_bytes, "history_alloc_Mbytes");
- osd_plb.add_u64(l_osd_history_alloc_num, "history_alloc_num");
- osd_plb.add_u64(
- l_osd_cached_crc, "cached_crc", "Total number getting crc from crc_cache");
- osd_plb.add_u64(
- l_osd_cached_crc_adjusted, "cached_crc_adjusted",
- "Total number getting crc from crc_cache with adjusting");
- osd_plb.add_u64(l_osd_missed_crc, "missed_crc",
- "Total number of crc cache misses");
-
- osd_plb.add_u64(l_osd_pg, "numpg", "Placement groups",
- "pgs", PerfCountersBuilder::PRIO_USEFUL);
- osd_plb.add_u64(
- l_osd_pg_primary, "numpg_primary",
- "Placement groups for which this osd is primary");
- osd_plb.add_u64(
- l_osd_pg_replica, "numpg_replica",
- "Placement groups for which this osd is replica");
- osd_plb.add_u64(
- l_osd_pg_stray, "numpg_stray",
- "Placement groups ready to be deleted from this osd");
- osd_plb.add_u64(
- l_osd_hb_to, "heartbeat_to_peers", "Heartbeat (ping) peers we send to");
- osd_plb.add_u64_counter(l_osd_map, "map_messages", "OSD map messages");
- osd_plb.add_u64_counter(l_osd_mape, "map_message_epochs", "OSD map epochs");
- osd_plb.add_u64_counter(
- l_osd_mape_dup, "map_message_epoch_dups", "OSD map duplicates");
- osd_plb.add_u64_counter(
- l_osd_waiting_for_map, "messages_delayed_for_map",
- "Operations waiting for OSD map");
-
- osd_plb.add_u64_counter(
- l_osd_map_cache_hit, "osd_map_cache_hit", "osdmap cache hit");
- osd_plb.add_u64_counter(
- l_osd_map_cache_miss, "osd_map_cache_miss", "osdmap cache miss");
- osd_plb.add_u64_counter(
- l_osd_map_cache_miss_low, "osd_map_cache_miss_low",
- "osdmap cache miss below cache lower bound");
- osd_plb.add_u64_avg(
- l_osd_map_cache_miss_low_avg, "osd_map_cache_miss_low_avg",
- "osdmap cache miss, avg distance below cache lower bound");
- osd_plb.add_u64_counter(
- l_osd_map_bl_cache_hit, "osd_map_bl_cache_hit",
- "OSDMap buffer cache hits");
- osd_plb.add_u64_counter(
- l_osd_map_bl_cache_miss, "osd_map_bl_cache_miss",
- "OSDMap buffer cache misses");
-
- osd_plb.add_u64(
- l_osd_stat_bytes, "stat_bytes", "OSD size", "size",
- PerfCountersBuilder::PRIO_USEFUL);
- osd_plb.add_u64(
- l_osd_stat_bytes_used, "stat_bytes_used", "Used space", "used",
- PerfCountersBuilder::PRIO_USEFUL);
- osd_plb.add_u64(l_osd_stat_bytes_avail, "stat_bytes_avail", "Available space");
-
- osd_plb.add_u64_counter(
- l_osd_copyfrom, "copyfrom", "Rados \"copy-from\" operations");
-
- osd_plb.add_u64_counter(l_osd_tier_promote, "tier_promote", "Tier promotions");
- osd_plb.add_u64_counter(l_osd_tier_flush, "tier_flush", "Tier flushes");
- osd_plb.add_u64_counter(
- l_osd_tier_flush_fail, "tier_flush_fail", "Failed tier flushes");
- osd_plb.add_u64_counter(
- l_osd_tier_try_flush, "tier_try_flush", "Tier flush attempts");
- osd_plb.add_u64_counter(
- l_osd_tier_try_flush_fail, "tier_try_flush_fail",
- "Failed tier flush attempts");
- osd_plb.add_u64_counter(
- l_osd_tier_evict, "tier_evict", "Tier evictions");
- osd_plb.add_u64_counter(
- l_osd_tier_whiteout, "tier_whiteout", "Tier whiteouts");
- osd_plb.add_u64_counter(
- l_osd_tier_dirty, "tier_dirty", "Dirty tier flag set");
- osd_plb.add_u64_counter(
- l_osd_tier_clean, "tier_clean", "Dirty tier flag cleaned");
- osd_plb.add_u64_counter(
- l_osd_tier_delay, "tier_delay", "Tier delays (agent waiting)");
- osd_plb.add_u64_counter(
- l_osd_tier_proxy_read, "tier_proxy_read", "Tier proxy reads");
- osd_plb.add_u64_counter(
- l_osd_tier_proxy_write, "tier_proxy_write", "Tier proxy writes");
-
- osd_plb.add_u64_counter(
- l_osd_agent_wake, "agent_wake", "Tiering agent wake up");
- osd_plb.add_u64_counter(
- l_osd_agent_skip, "agent_skip", "Objects skipped by agent");
- osd_plb.add_u64_counter(
- l_osd_agent_flush, "agent_flush", "Tiering agent flushes");
- osd_plb.add_u64_counter(
- l_osd_agent_evict, "agent_evict", "Tiering agent evictions");
-
- osd_plb.add_u64_counter(
- l_osd_object_ctx_cache_hit, "object_ctx_cache_hit", "Object context cache hits");
- osd_plb.add_u64_counter(
- l_osd_object_ctx_cache_total, "object_ctx_cache_total", "Object context cache lookups");
-
- osd_plb.add_u64_counter(l_osd_op_cache_hit, "op_cache_hit");
- osd_plb.add_time_avg(
- l_osd_tier_flush_lat, "osd_tier_flush_lat", "Object flush latency");
- osd_plb.add_time_avg(
- l_osd_tier_promote_lat, "osd_tier_promote_lat", "Object promote latency");
- osd_plb.add_time_avg(
- l_osd_tier_r_lat, "osd_tier_r_lat", "Object proxy read latency");
-
- osd_plb.add_u64_counter(
- l_osd_pg_info, "osd_pg_info", "PG updated its info (using any method)");
- osd_plb.add_u64_counter(
- l_osd_pg_fastinfo, "osd_pg_fastinfo",
- "PG updated its info using fastinfo attr");
- osd_plb.add_u64_counter(
- l_osd_pg_biginfo, "osd_pg_biginfo", "PG updated its biginfo attr");
-
- logger = osd_plb.create_perf_counters();
- cct->get_perfcounters_collection()->add(logger);
-}
-
-void OSD::create_recoverystate_perf()
-{
- dout(10) << "create_recoverystate_perf" << dendl;
-
- PerfCountersBuilder rs_perf(cct, "recoverystate_perf", rs_first, rs_last);
-
- rs_perf.add_time_avg(rs_initial_latency, "initial_latency", "Initial recovery state latency");
- rs_perf.add_time_avg(rs_started_latency, "started_latency", "Started recovery state latency");
- rs_perf.add_time_avg(rs_reset_latency, "reset_latency", "Reset recovery state latency");
- rs_perf.add_time_avg(rs_start_latency, "start_latency", "Start recovery state latency");
- rs_perf.add_time_avg(rs_primary_latency, "primary_latency", "Primary recovery state latency");
- rs_perf.add_time_avg(rs_peering_latency, "peering_latency", "Peering recovery state latency");
- rs_perf.add_time_avg(rs_backfilling_latency, "backfilling_latency", "Backfilling recovery state latency");
- rs_perf.add_time_avg(rs_waitremotebackfillreserved_latency, "waitremotebackfillreserved_latency", "Wait remote backfill reserved recovery state latency");
- rs_perf.add_time_avg(rs_waitlocalbackfillreserved_latency, "waitlocalbackfillreserved_latency", "Wait local backfill reserved recovery state latency");
- rs_perf.add_time_avg(rs_notbackfilling_latency, "notbackfilling_latency", "Notbackfilling recovery state latency");
- rs_perf.add_time_avg(rs_repnotrecovering_latency, "repnotrecovering_latency", "Repnotrecovering recovery state latency");
- rs_perf.add_time_avg(rs_repwaitrecoveryreserved_latency, "repwaitrecoveryreserved_latency", "Rep wait recovery reserved recovery state latency");
- rs_perf.add_time_avg(rs_repwaitbackfillreserved_latency, "repwaitbackfillreserved_latency", "Rep wait backfill reserved recovery state latency");
- rs_perf.add_time_avg(rs_reprecovering_latency, "reprecovering_latency", "RepRecovering recovery state latency");
- rs_perf.add_time_avg(rs_activating_latency, "activating_latency", "Activating recovery state latency");
- rs_perf.add_time_avg(rs_waitlocalrecoveryreserved_latency, "waitlocalrecoveryreserved_latency", "Wait local recovery reserved recovery state latency");
- rs_perf.add_time_avg(rs_waitremoterecoveryreserved_latency, "waitremoterecoveryreserved_latency", "Wait remote recovery reserved recovery state latency");
- rs_perf.add_time_avg(rs_recovering_latency, "recovering_latency", "Recovering recovery state latency");
- rs_perf.add_time_avg(rs_recovered_latency, "recovered_latency", "Recovered recovery state latency");
- rs_perf.add_time_avg(rs_clean_latency, "clean_latency", "Clean recovery state latency");
- rs_perf.add_time_avg(rs_active_latency, "active_latency", "Active recovery state latency");
- rs_perf.add_time_avg(rs_replicaactive_latency, "replicaactive_latency", "Replicaactive recovery state latency");
- rs_perf.add_time_avg(rs_stray_latency, "stray_latency", "Stray recovery state latency");
- rs_perf.add_time_avg(rs_getinfo_latency, "getinfo_latency", "Getinfo recovery state latency");
- rs_perf.add_time_avg(rs_getlog_latency, "getlog_latency", "Getlog recovery state latency");
- rs_perf.add_time_avg(rs_waitactingchange_latency, "waitactingchange_latency", "Waitactingchange recovery state latency");
- rs_perf.add_time_avg(rs_incomplete_latency, "incomplete_latency", "Incomplete recovery state latency");
- rs_perf.add_time_avg(rs_down_latency, "down_latency", "Down recovery state latency");
- rs_perf.add_time_avg(rs_getmissing_latency, "getmissing_latency", "Getmissing recovery state latency");
- rs_perf.add_time_avg(rs_waitupthru_latency, "waitupthru_latency", "Waitupthru recovery state latency");
- rs_perf.add_time_avg(rs_notrecovering_latency, "notrecovering_latency", "Notrecovering recovery state latency");
-
- recoverystate_perf = rs_perf.create_perf_counters();
- cct->get_perfcounters_collection()->add(recoverystate_perf);
-}
-
-int OSD::shutdown()
-{
- if (!service.prepare_to_stop())
- return 0; // already shutting down
- osd_lock.Lock();
- if (is_stopping()) {
- osd_lock.Unlock();
- return 0;
- }
- derr << "shutdown" << dendl;
-
- set_state(STATE_STOPPING);
-
- // Debugging
- if (cct->_conf->get_val<bool>("osd_debug_shutdown")) {
- cct->_conf->set_val("debug_osd", "100");
- cct->_conf->set_val("debug_journal", "100");
- cct->_conf->set_val("debug_filestore", "100");
- cct->_conf->set_val("debug_bluestore", "100");
- cct->_conf->set_val("debug_ms", "100");
- cct->_conf->apply_changes(NULL);
- }
-
- // stop MgrClient earlier as it's more like an internal consumer of OSD
- mgrc.shutdown();
-
- service.start_shutdown();
-
- // stop sending work to pgs. this just prevents any new work in _process
- // from racing with on_shutdown and potentially entering the pg after.
- op_shardedwq.drain();
-
- // Shutdown PGs
- {
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t, PG*>::iterator p = pg_map.begin();
- p != pg_map.end();
- ++p) {
- dout(20) << " kicking pg " << p->first << dendl;
- p->second->lock();
- p->second->on_shutdown();
- p->second->unlock();
- p->second->osr->flush();
- }
- }
- clear_pg_stat_queue();
-
- // drain op queue again (in case PGs requeued something)
- op_shardedwq.drain();
- {
- finished.clear(); // zap waiters (bleh, this is messy)
- }
-
- op_shardedwq.clear_pg_slots();
-
- // unregister commands
- cct->get_admin_socket()->unregister_command("status");
- cct->get_admin_socket()->unregister_command("flush_journal");
- cct->get_admin_socket()->unregister_command("dump_ops_in_flight");
- cct->get_admin_socket()->unregister_command("ops");
- cct->get_admin_socket()->unregister_command("dump_blocked_ops");
- cct->get_admin_socket()->unregister_command("dump_historic_ops");
- cct->get_admin_socket()->unregister_command("dump_historic_ops_by_duration");
- cct->get_admin_socket()->unregister_command("dump_historic_slow_ops");
- cct->get_admin_socket()->unregister_command("dump_op_pq_state");
- cct->get_admin_socket()->unregister_command("dump_blacklist");
- cct->get_admin_socket()->unregister_command("dump_watchers");
- cct->get_admin_socket()->unregister_command("dump_reservations");
- cct->get_admin_socket()->unregister_command("get_latest_osdmap");
- cct->get_admin_socket()->unregister_command("heap");
- cct->get_admin_socket()->unregister_command("set_heap_property");
- cct->get_admin_socket()->unregister_command("get_heap_property");
- cct->get_admin_socket()->unregister_command("dump_objectstore_kv_stats");
- cct->get_admin_socket()->unregister_command("dump_scrubs");
- cct->get_admin_socket()->unregister_command("calc_objectstore_db_histogram");
- cct->get_admin_socket()->unregister_command("flush_store_cache");
- cct->get_admin_socket()->unregister_command("dump_pgstate_history");
- cct->get_admin_socket()->unregister_command("compact");
- delete asok_hook;
- asok_hook = NULL;
-
- cct->get_admin_socket()->unregister_command("setomapval");
- cct->get_admin_socket()->unregister_command("rmomapkey");
- cct->get_admin_socket()->unregister_command("setomapheader");
- cct->get_admin_socket()->unregister_command("getomap");
- cct->get_admin_socket()->unregister_command("truncobj");
- cct->get_admin_socket()->unregister_command("injectdataerr");
- cct->get_admin_socket()->unregister_command("injectmdataerr");
- cct->get_admin_socket()->unregister_command("set_recovery_delay");
- cct->get_admin_socket()->unregister_command("trigger_scrub");
- cct->get_admin_socket()->unregister_command("injectfull");
- delete test_ops_hook;
- test_ops_hook = NULL;
-
- osd_lock.Unlock();
-
- heartbeat_lock.Lock();
- heartbeat_stop = true;
- heartbeat_cond.Signal();
- heartbeat_lock.Unlock();
- heartbeat_thread.join();
-
- peering_tp.drain();
- peering_wq.clear();
- peering_tp.stop();
- dout(10) << "osd tp stopped" << dendl;
-
- osd_op_tp.drain();
- osd_op_tp.stop();
- dout(10) << "op sharded tp stopped" << dendl;
-
- command_tp.drain();
- command_tp.stop();
- dout(10) << "command tp stopped" << dendl;
-
- disk_tp.drain();
- disk_tp.stop();
- dout(10) << "disk tp paused (new)" << dendl;
-
- dout(10) << "stopping agent" << dendl;
- service.agent_stop();
-
- osd_lock.Lock();
-
- reset_heartbeat_peers();
-
- tick_timer.shutdown();
-
- {
- Mutex::Locker l(tick_timer_lock);
- tick_timer_without_osd_lock.shutdown();
- }
-
- // note unmount epoch
- dout(10) << "noting clean unmount in epoch " << osdmap->get_epoch() << dendl;
- superblock.mounted = service.get_boot_epoch();
- superblock.clean_thru = osdmap->get_epoch();
- ObjectStore::Transaction t;
- write_superblock(t);
- int r = store->apply_transaction(service.meta_osr.get(), std::move(t));
- if (r) {
- derr << "OSD::shutdown: error writing superblock: "
- << cpp_strerror(r) << dendl;
- }
-
-
- {
- Mutex::Locker l(pg_stat_queue_lock);
- assert(pg_stat_queue.empty());
- }
-
- service.shutdown_reserver();
-
- // Remove PGs
-#ifdef PG_DEBUG_REFS
- service.dump_live_pgids();
-#endif
- {
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t, PG*>::iterator p = pg_map.begin();
- p != pg_map.end();
- ++p) {
- dout(20) << " kicking pg " << p->first << dendl;
- p->second->lock();
- if (p->second->ref != 1) {
- derr << "pgid " << p->first << " has ref count of "
- << p->second->ref << dendl;
-#ifdef PG_DEBUG_REFS
- p->second->dump_live_ids();
-#endif
- if (cct->_conf->osd_shutdown_pgref_assert) {
- ceph_abort();
- }
- }
- p->second->unlock();
- p->second->put("PGMap");
- }
- pg_map.clear();
- }
-#ifdef PG_DEBUG_REFS
- service.dump_live_pgids();
-#endif
- cct->_conf->remove_observer(this);
-
- dout(10) << "syncing store" << dendl;
- enable_disable_fuse(true);
-
- if (cct->_conf->osd_journal_flush_on_shutdown) {
- dout(10) << "flushing journal" << dendl;
- store->flush_journal();
- }
-
- store->umount();
- delete store;
- store = 0;
- dout(10) << "Store synced" << dendl;
-
- monc->shutdown();
- osd_lock.Unlock();
-
- osdmap = OSDMapRef();
- service.shutdown();
- op_tracker.on_shutdown();
-
- class_handler->shutdown();
- client_messenger->shutdown();
- cluster_messenger->shutdown();
- hb_front_client_messenger->shutdown();
- hb_back_client_messenger->shutdown();
- objecter_messenger->shutdown();
- hb_front_server_messenger->shutdown();
- hb_back_server_messenger->shutdown();
-
- peering_wq.clear();
-
- return r;
-}
-
-int OSD::mon_cmd_maybe_osd_create(string &cmd)
-{
- bool created = false;
- while (true) {
- dout(10) << __func__ << " cmd: " << cmd << dendl;
- vector<string> vcmd{cmd};
- bufferlist inbl;
- C_SaferCond w;
- string outs;
- monc->start_mon_command(vcmd, inbl, NULL, &outs, &w);
- int r = w.wait();
- if (r < 0) {
- if (r == -ENOENT && !created) {
- string newcmd = "{\"prefix\": \"osd create\", \"id\": " + stringify(whoami)
- + ", \"uuid\": \"" + stringify(superblock.osd_fsid) + "\"}";
- vector<string> vnewcmd{newcmd};
- bufferlist inbl;
- C_SaferCond w;
- string outs;
- monc->start_mon_command(vnewcmd, inbl, NULL, &outs, &w);
- int r = w.wait();
- if (r < 0) {
- derr << __func__ << " fail: osd does not exist and created failed: "
- << cpp_strerror(r) << dendl;
- return r;
- }
- created = true;
- continue;
- }
- derr << __func__ << " fail: '" << outs << "': " << cpp_strerror(r) << dendl;
- return r;
- }
- break;
- }
-
- return 0;
-}
-
-int OSD::update_crush_location()
-{
- if (!cct->_conf->osd_crush_update_on_start) {
- dout(10) << __func__ << " osd_crush_update_on_start = false" << dendl;
- return 0;
- }
-
- char weight[32];
- if (cct->_conf->osd_crush_initial_weight >= 0) {
- snprintf(weight, sizeof(weight), "%.4lf", cct->_conf->osd_crush_initial_weight);
- } else {
- struct store_statfs_t st;
- int r = store->statfs(&st);
- if (r < 0) {
- derr << "statfs: " << cpp_strerror(r) << dendl;
- return r;
- }
- snprintf(weight, sizeof(weight), "%.4lf",
- MAX((double).00001,
- (double)(st.total) /
- (double)(1ull << 40 /* TB */)));
- }
-
- std::multimap<string,string> loc = cct->crush_location.get_location();
- dout(10) << __func__ << " crush location is " << loc << dendl;
-
- string cmd =
- string("{\"prefix\": \"osd crush create-or-move\", ") +
- string("\"id\": ") + stringify(whoami) + string(", ") +
- string("\"weight\":") + weight + string(", ") +
- string("\"args\": [");
- for (multimap<string,string>::iterator p = loc.begin(); p != loc.end(); ++p) {
- if (p != loc.begin())
- cmd += ", ";
- cmd += "\"" + p->first + "=" + p->second + "\"";
- }
- cmd += "]}";
-
- return mon_cmd_maybe_osd_create(cmd);
-}
-
-int OSD::update_crush_device_class()
-{
- if (!cct->_conf->osd_class_update_on_start) {
- dout(10) << __func__ << " osd_class_update_on_start = false" << dendl;
- return 0;
- }
-
- string device_class;
- int r = store->read_meta("crush_device_class", &device_class);
- if (r < 0 || device_class.empty()) {
- device_class = store->get_default_device_class();
- }
-
- if (device_class.empty()) {
- dout(20) << __func__ << " no device class stored locally" << dendl;
- return 0;
- }
-
- string cmd =
- string("{\"prefix\": \"osd crush set-device-class\", ") +
- string("\"class\": \"") + device_class + string("\", ") +
- string("\"ids\": [\"") + stringify(whoami) + string("\"]}");
-
- r = mon_cmd_maybe_osd_create(cmd);
- // the above cmd can fail for various reasons, e.g.:
- // (1) we are connecting to a pre-luminous monitor
- // (2) user manually specify a class other than
- // 'ceph-disk prepare --crush-device-class'
- // simply skip result-checking for now
- return 0;
-}
-
-void OSD::write_superblock(ObjectStore::Transaction& t)
-{
- dout(10) << "write_superblock " << superblock << dendl;
-
- //hack: at minimum it's using the baseline feature set
- if (!superblock.compat_features.incompat.contains(CEPH_OSD_FEATURE_INCOMPAT_BASE))
- superblock.compat_features.incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_BASE);
-
- bufferlist bl;
- ::encode(superblock, bl);
- t.write(coll_t::meta(), OSD_SUPERBLOCK_GOBJECT, 0, bl.length(), bl);
-}
-
-int OSD::read_superblock()
-{
- bufferlist bl;
- int r = store->read(coll_t::meta(), OSD_SUPERBLOCK_GOBJECT, 0, 0, bl);
- if (r < 0)
- return r;
-
- bufferlist::iterator p = bl.begin();
- ::decode(superblock, p);
-
- dout(10) << "read_superblock " << superblock << dendl;
-
- return 0;
-}
-
-void OSD::clear_temp_objects()
-{
- dout(10) << __func__ << dendl;
- vector<coll_t> ls;
- store->list_collections(ls);
- for (vector<coll_t>::iterator p = ls.begin(); p != ls.end(); ++p) {
- spg_t pgid;
- if (!p->is_pg(&pgid))
- continue;
-
- // list temp objects
- dout(20) << " clearing temps in " << *p << " pgid " << pgid << dendl;
-
- vector<ghobject_t> temps;
- ghobject_t next;
- while (1) {
- vector<ghobject_t> objects;
- store->collection_list(*p, next, ghobject_t::get_max(),
- store->get_ideal_list_max(),
- &objects, &next);
- if (objects.empty())
- break;
- vector<ghobject_t>::iterator q;
- for (q = objects.begin(); q != objects.end(); ++q) {
- // Hammer set pool for temps to -1, so check for clean-up
- if (q->hobj.is_temp() || (q->hobj.pool == -1)) {
- temps.push_back(*q);
- } else {
- break;
- }
- }
- // If we saw a non-temp object and hit the break above we can
- // break out of the while loop too.
- if (q != objects.end())
- break;
- }
- if (!temps.empty()) {
- ObjectStore::Transaction t;
- int removed = 0;
- for (vector<ghobject_t>::iterator q = temps.begin(); q != temps.end(); ++q) {
- dout(20) << " removing " << *p << " object " << *q << dendl;
- t.remove(*p, *q);
- if (++removed > cct->_conf->osd_target_transaction_size) {
- store->apply_transaction(service.meta_osr.get(), std::move(t));
- t = ObjectStore::Transaction();
- removed = 0;
- }
- }
- if (removed) {
- store->apply_transaction(service.meta_osr.get(), std::move(t));
- }
- }
- }
-}
-
-void OSD::recursive_remove_collection(CephContext* cct,
- ObjectStore *store, spg_t pgid,
- coll_t tmp)
-{
- OSDriver driver(
- store,
- coll_t(),
- make_snapmapper_oid());
-
- ceph::shared_ptr<ObjectStore::Sequencer> osr (std::make_shared<
- ObjectStore::Sequencer>("rm"));
- ObjectStore::Transaction t;
- SnapMapper mapper(cct, &driver, 0, 0, 0, pgid.shard);
-
- vector<ghobject_t> objects;
- store->collection_list(tmp, ghobject_t(), ghobject_t::get_max(),
- INT_MAX, &objects, 0);
- generic_dout(10) << __func__ << " " << objects << dendl;
- // delete them.
- int removed = 0;
- for (vector<ghobject_t>::iterator p = objects.begin();
- p != objects.end();
- ++p, removed++) {
- OSDriver::OSTransaction _t(driver.get_transaction(&t));
- int r = mapper.remove_oid(p->hobj, &_t);
- if (r != 0 && r != -ENOENT)
- ceph_abort();
- t.remove(tmp, *p);
- if (removed > cct->_conf->osd_target_transaction_size) {
- int r = store->apply_transaction(osr.get(), std::move(t));
- assert(r == 0);
- t = ObjectStore::Transaction();
- removed = 0;
- }
- }
- t.remove_collection(tmp);
- int r = store->apply_transaction(osr.get(), std::move(t));
- assert(r == 0);
-
- C_SaferCond waiter;
- if (!osr->flush_commit(&waiter)) {
- waiter.wait();
- }
-}
-
-
-// ======================================================
-// PG's
-
-PGPool OSD::_get_pool(int id, OSDMapRef createmap)
-{
- if (!createmap->have_pg_pool(id)) {
- dout(5) << __func__ << ": the OSDmap does not contain a PG pool with id = "
- << id << dendl;
- ceph_abort();
- }
-
- PGPool p = PGPool(cct, createmap, id);
-
- dout(10) << "_get_pool " << p.id << dendl;
- return p;
-}
-
-PG *OSD::_open_lock_pg(
- OSDMapRef createmap,
- spg_t pgid, bool no_lockdep_check)
-{
- assert(osd_lock.is_locked());
-
- PG* pg = _make_pg(createmap, pgid);
- {
- RWLock::WLocker l(pg_map_lock);
- pg->lock(no_lockdep_check);
- pg_map[pgid] = pg;
- pg->get("PGMap"); // because it's in pg_map
- service.pg_add_epoch(pg->info.pgid, createmap->get_epoch());
- }
- return pg;
-}
-
-PG* OSD::_make_pg(
- OSDMapRef createmap,
- spg_t pgid)
-{
- dout(10) << "_open_lock_pg " << pgid << dendl;
- PGPool pool = _get_pool(pgid.pool(), createmap);
-
- // create
- PG *pg;
- if (createmap->get_pg_type(pgid.pgid) == pg_pool_t::TYPE_REPLICATED ||
- createmap->get_pg_type(pgid.pgid) == pg_pool_t::TYPE_ERASURE)
- pg = new PrimaryLogPG(&service, createmap, pool, pgid);
- else
- ceph_abort();
-
- return pg;
-}
-
-
-void OSD::add_newly_split_pg(PG *pg, PG::RecoveryCtx *rctx)
-{
- epoch_t e(service.get_osdmap()->get_epoch());
- pg->get("PGMap"); // For pg_map
- pg_map[pg->info.pgid] = pg;
- service.pg_add_epoch(pg->info.pgid, pg->get_osdmap()->get_epoch());
-
- dout(10) << "Adding newly split pg " << *pg << dendl;
- pg->handle_loaded(rctx);
- pg->write_if_dirty(*(rctx->transaction));
- pg->queue_null(e, e);
- map<spg_t, list<PG::CephPeeringEvtRef> >::iterator to_wake =
- peering_wait_for_split.find(pg->info.pgid);
- if (to_wake != peering_wait_for_split.end()) {
- for (list<PG::CephPeeringEvtRef>::iterator i =
- to_wake->second.begin();
- i != to_wake->second.end();
- ++i) {
- pg->queue_peering_event(*i);
- }
- peering_wait_for_split.erase(to_wake);
- }
- if (!service.get_osdmap()->have_pg_pool(pg->info.pgid.pool()))
- _remove_pg(pg);
-}
-
-OSD::res_result OSD::_try_resurrect_pg(
- OSDMapRef curmap, spg_t pgid, spg_t *resurrected, PGRef *old_pg_state)
-{
- assert(resurrected);
- assert(old_pg_state);
- // find nearest ancestor
- DeletingStateRef df;
- spg_t cur(pgid);
- while (true) {
- df = service.deleting_pgs.lookup(cur);
- if (df)
- break;
- if (!cur.ps())
- break;
- cur = cur.get_parent();
- }
- if (!df)
- return RES_NONE; // good to go
-
- df->old_pg_state->lock();
- OSDMapRef create_map = df->old_pg_state->get_osdmap();
- df->old_pg_state->unlock();
-
- set<spg_t> children;
- if (cur == pgid) {
- if (df->try_stop_deletion()) {
- dout(10) << __func__ << ": halted deletion on pg " << pgid << dendl;
- *resurrected = cur;
- *old_pg_state = df->old_pg_state;
- service.deleting_pgs.remove(pgid); // PG is no longer being removed!
- return RES_SELF;
- } else {
- // raced, ensure we don't see DeletingStateRef when we try to
- // delete this pg
- service.deleting_pgs.remove(pgid);
- return RES_NONE;
- }
- } else if (cur.is_split(create_map->get_pg_num(cur.pool()),
- curmap->get_pg_num(cur.pool()),
- &children) &&
- children.count(pgid)) {
- if (df->try_stop_deletion()) {
- dout(10) << __func__ << ": halted deletion on ancestor pg " << pgid
- << dendl;
- *resurrected = cur;
- *old_pg_state = df->old_pg_state;
- service.deleting_pgs.remove(cur); // PG is no longer being removed!
- return RES_PARENT;
- } else {
- /* this is not a problem, failing to cancel proves that all objects
- * have been removed, so no hobject_t overlap is possible
- */
- return RES_NONE;
- }
- }
- return RES_NONE;
-}
-
-PG *OSD::_create_lock_pg(
- OSDMapRef createmap,
- spg_t pgid,
- bool hold_map_lock,
- bool backfill,
- int role,
- vector<int>& up, int up_primary,
- vector<int>& acting, int acting_primary,
- pg_history_t history,
- const PastIntervals& pi,
- ObjectStore::Transaction& t)
-{
- assert(osd_lock.is_locked());
- dout(20) << "_create_lock_pg pgid " << pgid << dendl;
-
- PG *pg = _open_lock_pg(createmap, pgid, true);
-
- service.init_splits_between(pgid, pg->get_osdmap(), service.get_osdmap());
-
- pg->init(
- role,
- up,
- up_primary,
- acting,
- acting_primary,
- history,
- pi,
- backfill,
- &t);
-
- dout(7) << "_create_lock_pg " << *pg << dendl;
- return pg;
-}
-
-PG *OSD::_lookup_lock_pg(spg_t pgid)
-{
- RWLock::RLocker l(pg_map_lock);
-
- auto pg_map_entry = pg_map.find(pgid);
- if (pg_map_entry == pg_map.end())
- return nullptr;
- PG *pg = pg_map_entry->second;
- pg->lock();
- return pg;
-}
-
-PG *OSD::lookup_lock_pg(spg_t pgid)
-{
- return _lookup_lock_pg(pgid);
-}
-
-PG *OSD::_lookup_lock_pg_with_map_lock_held(spg_t pgid)
-{
- assert(pg_map.count(pgid));
- PG *pg = pg_map[pgid];
- pg->lock();
- return pg;
-}
-
-void OSD::load_pgs()
-{
- assert(osd_lock.is_locked());
- dout(0) << "load_pgs" << dendl;
- {
- RWLock::RLocker l(pg_map_lock);
- assert(pg_map.empty());
- }
-
- vector<coll_t> ls;
- int r = store->list_collections(ls);
- if (r < 0) {
- derr << "failed to list pgs: " << cpp_strerror(-r) << dendl;
- }
-
- bool has_upgraded = false;
-
- for (vector<coll_t>::iterator it = ls.begin();
- it != ls.end();
- ++it) {
- spg_t pgid;
- if (it->is_temp(&pgid) ||
- (it->is_pg(&pgid) && PG::_has_removal_flag(store, pgid))) {
- dout(10) << "load_pgs " << *it << " clearing temp" << dendl;
- recursive_remove_collection(cct, store, pgid, *it);
- continue;
- }
-
- if (!it->is_pg(&pgid)) {
- dout(10) << "load_pgs ignoring unrecognized " << *it << dendl;
- continue;
- }
-
- if (pgid.preferred() >= 0) {
- dout(10) << __func__ << ": skipping localized PG " << pgid << dendl;
- // FIXME: delete it too, eventually
- continue;
- }
-
- dout(10) << "pgid " << pgid << " coll " << coll_t(pgid) << dendl;
- bufferlist bl;
- epoch_t map_epoch = 0;
- int r = PG::peek_map_epoch(store, pgid, &map_epoch, &bl);
- if (r < 0) {
- derr << __func__ << " unable to peek at " << pgid << " metadata, skipping"
- << dendl;
- continue;
- }
-
- PG *pg = NULL;
- if (map_epoch > 0) {
- OSDMapRef pgosdmap = service.try_get_map(map_epoch);
- if (!pgosdmap) {
- if (!osdmap->have_pg_pool(pgid.pool())) {
- derr << __func__ << ": could not find map for epoch " << map_epoch
- << " on pg " << pgid << ", but the pool is not present in the "
- << "current map, so this is probably a result of bug 10617. "
- << "Skipping the pg for now, you can use ceph-objectstore-tool "
- << "to clean it up later." << dendl;
- continue;
- } else {
- derr << __func__ << ": have pgid " << pgid << " at epoch "
- << map_epoch << ", but missing map. Crashing."
- << dendl;
- assert(0 == "Missing map in load_pgs");
- }
- }
- pg = _open_lock_pg(pgosdmap, pgid);
- } else {
- pg = _open_lock_pg(osdmap, pgid);
- }
- // there can be no waiters here, so we don't call wake_pg_waiters
-
- pg->ch = store->open_collection(pg->coll);
-
- // read pg state, log
- pg->read_state(store, bl);
-
- if (pg->must_upgrade()) {
- if (!pg->can_upgrade()) {
- derr << "PG needs upgrade, but on-disk data is too old; upgrade to"
- << " an older version first." << dendl;
- assert(0 == "PG too old to upgrade");
- }
- if (!has_upgraded) {
- derr << "PGs are upgrading" << dendl;
- has_upgraded = true;
- }
- dout(10) << "PG " << pg->info.pgid
- << " must upgrade..." << dendl;
- pg->upgrade(store);
- }
-
- service.init_splits_between(pg->info.pgid, pg->get_osdmap(), osdmap);
-
- // generate state for PG's current mapping
- int primary, up_primary;
- vector<int> acting, up;
- pg->get_osdmap()->pg_to_up_acting_osds(
- pgid.pgid, &up, &up_primary, &acting, &primary);
- pg->init_primary_up_acting(
- up,
- acting,
- up_primary,
- primary);
- int role = OSDMap::calc_pg_role(whoami, pg->acting);
- if (pg->pool.info.is_replicated() || role == pg->pg_whoami.shard)
- pg->set_role(role);
- else
- pg->set_role(-1);
-
- pg->reg_next_scrub();
-
- PG::RecoveryCtx rctx(0, 0, 0, 0, 0, 0);
- pg->handle_loaded(&rctx);
-
- dout(10) << "load_pgs loaded " << *pg << " " << pg->pg_log.get_log() << dendl;
- if (pg->pg_log.is_dirty()) {
- ObjectStore::Transaction t;
- pg->write_if_dirty(t);
- store->apply_transaction(pg->osr.get(), std::move(t));
- }
- pg->unlock();
- }
- {
- RWLock::RLocker l(pg_map_lock);
- dout(0) << "load_pgs opened " << pg_map.size() << " pgs" << dendl;
- }
-
- // clean up old infos object?
- if (has_upgraded && store->exists(coll_t::meta(), OSD::make_infos_oid())) {
- dout(1) << __func__ << " removing legacy infos object" << dendl;
- ObjectStore::Transaction t;
- t.remove(coll_t::meta(), OSD::make_infos_oid());
- int r = store->apply_transaction(service.meta_osr.get(), std::move(t));
- if (r != 0) {
- derr << __func__ << ": apply_transaction returned "
- << cpp_strerror(r) << dendl;
- ceph_abort();
- }
- }
-
- build_past_intervals_parallel();
-}
-
-
-/*
- * build past_intervals efficiently on old, degraded, and buried
- * clusters. this is important for efficiently catching up osds that
- * are way behind on maps to the current cluster state.
- *
- * this is a parallel version of PG::generate_past_intervals().
- * follow the same logic, but do all pgs at the same time so that we
- * can make a single pass across the osdmap history.
- */
-void OSD::build_past_intervals_parallel()
-{
- struct pistate {
- epoch_t start, end;
- vector<int> old_acting, old_up;
- epoch_t same_interval_since;
- int primary;
- int up_primary;
- };
- map<PG*,pistate> pis;
-
- // calculate junction of map range
- epoch_t end_epoch = superblock.oldest_map;
- epoch_t cur_epoch = superblock.newest_map;
- {
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t, PG*>::iterator i = pg_map.begin();
- i != pg_map.end();
- ++i) {
- PG *pg = i->second;
-
- // Ignore PGs only partially created (DNE)
- if (pg->info.dne()) {
- continue;
- }
-
- auto rpib = pg->get_required_past_interval_bounds(
- pg->info,
- superblock.oldest_map);
- if (rpib.first >= rpib.second && pg->past_intervals.empty()) {
- if (pg->info.history.same_interval_since == 0) {
- pg->info.history.same_interval_since = rpib.second;
- }
- continue;
- } else {
- auto apib = pg->past_intervals.get_bounds();
- if (apib.second >= rpib.second &&
- apib.first <= rpib.first) {
- if (pg->info.history.same_interval_since == 0) {
- pg->info.history.same_interval_since = rpib.second;
- }
- continue;
- }
- }
-
- dout(10) << pg->info.pgid << " needs " << rpib.first << "-"
- << rpib.second << dendl;
- pistate& p = pis[pg];
- p.start = rpib.first;
- p.end = rpib.second;
- p.same_interval_since = 0;
-
- if (rpib.first < cur_epoch)
- cur_epoch = rpib.first;
- if (rpib.second > end_epoch)
- end_epoch = rpib.second;
- }
- }
- if (pis.empty()) {
- dout(10) << __func__ << " nothing to build" << dendl;
- return;
- }
-
- dout(1) << __func__ << " over " << cur_epoch << "-" << end_epoch << dendl;
- assert(cur_epoch <= end_epoch);
-
- OSDMapRef cur_map, last_map;
- for ( ; cur_epoch <= end_epoch; cur_epoch++) {
- dout(10) << __func__ << " epoch " << cur_epoch << dendl;
- last_map = cur_map;
- cur_map = get_map(cur_epoch);
-
- for (map<PG*,pistate>::iterator i = pis.begin(); i != pis.end(); ++i) {
- PG *pg = i->first;
- pistate& p = i->second;
-
- if (cur_epoch < p.start || cur_epoch > p.end)
- continue;
-
- vector<int> acting, up;
- int up_primary;
- int primary;
- pg_t pgid = pg->info.pgid.pgid;
- if (p.same_interval_since && last_map->get_pools().count(pgid.pool()))
- pgid = pgid.get_ancestor(last_map->get_pg_num(pgid.pool()));
- cur_map->pg_to_up_acting_osds(
- pgid, &up, &up_primary, &acting, &primary);
-
- if (p.same_interval_since == 0) {
- dout(10) << __func__ << " epoch " << cur_epoch << " pg " << pg->info.pgid
- << " first map, acting " << acting
- << " up " << up << ", same_interval_since = " << cur_epoch << dendl;
- p.same_interval_since = cur_epoch;
- p.old_up = up;
- p.old_acting = acting;
- p.primary = primary;
- p.up_primary = up_primary;
- continue;
- }
- assert(last_map);
-
- boost::scoped_ptr<IsPGRecoverablePredicate> recoverable(
- pg->get_is_recoverable_predicate());
- std::stringstream debug;
- bool new_interval = PastIntervals::check_new_interval(
- p.primary,
- primary,
- p.old_acting, acting,
- p.up_primary,
- up_primary,
- p.old_up, up,
- p.same_interval_since,
- pg->info.history.last_epoch_clean,
- cur_map, last_map,
- pgid,
- recoverable.get(),
- &pg->past_intervals,
- &debug);
- if (new_interval) {
- dout(10) << __func__ << " epoch " << cur_epoch << " pg " << pg->info.pgid
- << " " << debug.str() << dendl;
- p.old_up = up;
- p.old_acting = acting;
- p.primary = primary;
- p.up_primary = up_primary;
- p.same_interval_since = cur_epoch;
- }
- }
- }
-
- // Now that past_intervals have been recomputed let's fix the same_interval_since
- // if it was cleared by import.
- for (map<PG*,pistate>::iterator i = pis.begin(); i != pis.end(); ++i) {
- PG *pg = i->first;
- pistate& p = i->second;
-
- if (pg->info.history.same_interval_since == 0) {
- assert(p.same_interval_since);
- dout(10) << __func__ << " fix same_interval_since " << p.same_interval_since << " pg " << *pg << dendl;
- dout(10) << __func__ << " past_intervals " << pg->past_intervals << dendl;
- // Fix it
- pg->info.history.same_interval_since = p.same_interval_since;
- }
- }
-
- // write info only at the end. this is necessary because we check
- // whether the past_intervals go far enough back or forward in time,
- // but we don't check for holes. we could avoid it by discarding
- // the previous past_intervals and rebuilding from scratch, or we
- // can just do this and commit all our work at the end.
- ObjectStore::Transaction t;
- int num = 0;
- for (map<PG*,pistate>::iterator i = pis.begin(); i != pis.end(); ++i) {
- PG *pg = i->first;
- pg->lock();
- pg->dirty_big_info = true;
- pg->dirty_info = true;
- pg->write_if_dirty(t);
- pg->unlock();
-
- // don't let the transaction get too big
- if (++num >= cct->_conf->osd_target_transaction_size) {
- store->apply_transaction(service.meta_osr.get(), std::move(t));
- t = ObjectStore::Transaction();
- num = 0;
- }
- }
- if (!t.empty())
- store->apply_transaction(service.meta_osr.get(), std::move(t));
-}
-
-/*
- * look up a pg. if we have it, great. if not, consider creating it IF the pg mapping
- * hasn't changed since the given epoch and we are the primary.
- */
-int OSD::handle_pg_peering_evt(
- spg_t pgid,
- const pg_history_t& orig_history,
- const PastIntervals& pi,
- epoch_t epoch,
- PG::CephPeeringEvtRef evt)
-{
- if (service.splitting(pgid)) {
- peering_wait_for_split[pgid].push_back(evt);
- return -EEXIST;
- }
-
- PG *pg = _lookup_lock_pg(pgid);
- if (!pg) {
- // same primary?
- if (!osdmap->have_pg_pool(pgid.pool()))
- return -EINVAL;
- int up_primary, acting_primary;
- vector<int> up, acting;
- osdmap->pg_to_up_acting_osds(
- pgid.pgid, &up, &up_primary, &acting, &acting_primary);
-
- pg_history_t history = orig_history;
- bool valid_history = project_pg_history(
- pgid, history, epoch, up, up_primary, acting, acting_primary);
-
- if (!valid_history || epoch < history.same_interval_since) {
- dout(10) << __func__ << pgid << " acting changed in "
- << history.same_interval_since << " (msg from " << epoch << ")"
- << dendl;
- return -EINVAL;
- }
-
- if (service.splitting(pgid)) {
- ceph_abort();
- }
-
- const bool is_mon_create =
- evt->get_event().dynamic_type() == PG::NullEvt::static_type();
- if (maybe_wait_for_max_pg(pgid, is_mon_create)) {
- return -EAGAIN;
- }
- // do we need to resurrect a deleting pg?
- spg_t resurrected;
- PGRef old_pg_state;
- res_result result = _try_resurrect_pg(
- service.get_osdmap(),
- pgid,
- &resurrected,
- &old_pg_state);
-
- PG::RecoveryCtx rctx = create_context();
- switch (result) {
- case RES_NONE: {
- const pg_pool_t* pp = osdmap->get_pg_pool(pgid.pool());
- if (pp->has_flag(pg_pool_t::FLAG_EC_OVERWRITES) &&
- store->get_type() != "bluestore") {
- clog->warn() << "pg " << pgid
- << " is at risk of silent data corruption: "
- << "the pool allows ec overwrites but is not stored in "
- << "bluestore, so deep scrubbing will not detect bitrot";
- }
- PG::_create(*rctx.transaction, pgid, pgid.get_split_bits(pp->get_pg_num()));
- PG::_init(*rctx.transaction, pgid, pp);
-
- int role = osdmap->calc_pg_role(whoami, acting, acting.size());
- if (!pp->is_replicated() && role != pgid.shard)
- role = -1;
-
- pg = _create_lock_pg(
- get_map(epoch),
- pgid, false, false,
- role,
- up, up_primary,
- acting, acting_primary,
- history, pi,
- *rctx.transaction);
- pg->handle_create(&rctx);
- pg->write_if_dirty(*rctx.transaction);
- dispatch_context(rctx, pg, osdmap);
-
- dout(10) << *pg << " is new" << dendl;
-
- pg->queue_peering_event(evt);
- wake_pg_waiters(pg);
- pg->unlock();
- return 0;
- }
- case RES_SELF: {
- old_pg_state->lock();
- OSDMapRef old_osd_map = old_pg_state->get_osdmap();
- int old_role = old_pg_state->role;
- vector<int> old_up = old_pg_state->up;
- int old_up_primary = old_pg_state->up_primary.osd;
- vector<int> old_acting = old_pg_state->acting;
- int old_primary = old_pg_state->primary.osd;
- pg_history_t old_history = old_pg_state->info.history;
- PastIntervals old_past_intervals = old_pg_state->past_intervals;
- old_pg_state->unlock();
- pg = _create_lock_pg(
- old_osd_map,
- resurrected,
- false,
- true,
- old_role,
- old_up,
- old_up_primary,
- old_acting,
- old_primary,
- old_history,
- old_past_intervals,
- *rctx.transaction);
- pg->handle_create(&rctx);
- pg->write_if_dirty(*rctx.transaction);
- dispatch_context(rctx, pg, osdmap);
-
- dout(10) << *pg << " is new (resurrected)" << dendl;
-
- pg->queue_peering_event(evt);
- wake_pg_waiters(pg);
- pg->unlock();
- return 0;
- }
- case RES_PARENT: {
- assert(old_pg_state);
- old_pg_state->lock();
- OSDMapRef old_osd_map = old_pg_state->get_osdmap();
- int old_role = old_pg_state->role;
- vector<int> old_up = old_pg_state->up;
- int old_up_primary = old_pg_state->up_primary.osd;
- vector<int> old_acting = old_pg_state->acting;
- int old_primary = old_pg_state->primary.osd;
- pg_history_t old_history = old_pg_state->info.history;
- PastIntervals old_past_intervals = old_pg_state->past_intervals;
- old_pg_state->unlock();
- PG *parent = _create_lock_pg(
- old_osd_map,
- resurrected,
- false,
- true,
- old_role,
- old_up,
- old_up_primary,
- old_acting,
- old_primary,
- old_history,
- old_past_intervals,
- *rctx.transaction
- );
- parent->handle_create(&rctx);
- parent->write_if_dirty(*rctx.transaction);
- dispatch_context(rctx, parent, osdmap);
-
- dout(10) << *parent << " is new" << dendl;
-
- assert(service.splitting(pgid));
- peering_wait_for_split[pgid].push_back(evt);
-
- //parent->queue_peering_event(evt);
- parent->queue_null(osdmap->get_epoch(), osdmap->get_epoch());
- wake_pg_waiters(parent);
- parent->unlock();
- return 0;
- }
- default:
- assert(0);
- return 0;
- }
- } else {
- // already had it. did the mapping change?
- if (epoch < pg->info.history.same_interval_since) {
- dout(10) << *pg << __func__ << " acting changed in "
- << pg->info.history.same_interval_since
- << " (msg from " << epoch << ")" << dendl;
- } else {
- pg->queue_peering_event(evt);
- }
- pg->unlock();
- return -EEXIST;
- }
-}
-
-bool OSD::maybe_wait_for_max_pg(spg_t pgid, bool is_mon_create)
-{
- const auto max_pgs_per_osd =
- (cct->_conf->get_val<uint64_t>("mon_max_pg_per_osd") *
- cct->_conf->get_val<double>("osd_max_pg_per_osd_hard_ratio"));
-
- RWLock::RLocker pg_map_locker{pg_map_lock};
- if (pg_map.size() < max_pgs_per_osd) {
- return false;
- }
- lock_guard<mutex> pending_creates_locker{pending_creates_lock};
- if (is_mon_create) {
- pending_creates_from_mon++;
- } else {
- pending_creates_from_osd.emplace(pgid.pgid);
- }
- dout(5) << __func__ << " withhold creation of pg " << pgid
- << ": " << pg_map.size() << " >= "<< max_pgs_per_osd << dendl;
- return true;
-}
-
-// to re-trigger a peering, we have to twiddle the pg mapping a little bit,
-// see PG::should_restart_peering(). OSDMap::pg_to_up_acting_osds() will turn
-// to up set if pg_temp is empty. so an empty pg_temp won't work.
-static vector<int32_t> twiddle(const vector<int>& acting) {
- if (acting.size() > 1) {
- return {acting[0]};
- } else {
- vector<int32_t> twiddled(acting.begin(), acting.end());
- twiddled.push_back(-1);
- return twiddled;
- }
-}
-
-void OSD::resume_creating_pg()
-{
- bool do_sub_pg_creates = false;
- MOSDPGTemp *pgtemp = nullptr;
- {
- const auto max_pgs_per_osd =
- (cct->_conf->get_val<uint64_t>("mon_max_pg_per_osd") *
- cct->_conf->get_val<double>("osd_max_pg_per_osd_hard_ratio"));
- RWLock::RLocker l(pg_map_lock);
- if (max_pgs_per_osd <= pg_map.size()) {
- // this could happen if admin decreases this setting before a PG is removed
- return;
- }
- unsigned spare_pgs = max_pgs_per_osd - pg_map.size();
- lock_guard<mutex> pending_creates_locker{pending_creates_lock};
- if (pending_creates_from_mon > 0) {
- do_sub_pg_creates = true;
- if (pending_creates_from_mon >= spare_pgs) {
- spare_pgs = pending_creates_from_mon = 0;
- } else {
- spare_pgs -= pending_creates_from_mon;
- pending_creates_from_mon = 0;
- }
- }
- auto pg = pending_creates_from_osd.cbegin();
- while (spare_pgs > 0 && pg != pending_creates_from_osd.cend()) {
- if (!pgtemp) {
- pgtemp = new MOSDPGTemp{osdmap->get_epoch()};
- }
- vector<int> acting;
- osdmap->pg_to_up_acting_osds(*pg, nullptr, nullptr, &acting, nullptr);
- pgtemp->pg_temp[*pg] = twiddle(acting);
- pg = pending_creates_from_osd.erase(pg);
- spare_pgs--;
- }
- }
- if (do_sub_pg_creates) {
- if (monc->sub_want("osd_pg_creates", last_pg_create_epoch, 0)) {
- dout(4) << __func__ << ": resolicit pg creates from mon since "
- << last_pg_create_epoch << dendl;
- monc->renew_subs();
- }
- }
- if (pgtemp) {
- pgtemp->forced = true;
- monc->send_mon_message(pgtemp);
- }
-}
-
-void OSD::build_initial_pg_history(
- spg_t pgid,
- epoch_t created,
- utime_t created_stamp,
- pg_history_t *h,
- PastIntervals *pi)
-{
- dout(10) << __func__ << " " << pgid << " created " << created << dendl;
- h->epoch_created = created;
- h->epoch_pool_created = created;
- h->same_interval_since = created;
- h->same_up_since = created;
- h->same_primary_since = created;
- h->last_scrub_stamp = created_stamp;
- h->last_deep_scrub_stamp = created_stamp;
- h->last_clean_scrub_stamp = created_stamp;
-
- OSDMapRef lastmap = service.get_map(created);
- int up_primary, acting_primary;
- vector<int> up, acting;
- lastmap->pg_to_up_acting_osds(
- pgid.pgid, &up, &up_primary, &acting, &acting_primary);
-
- ostringstream debug;
- for (epoch_t e = created + 1; e <= osdmap->get_epoch(); ++e) {
- OSDMapRef osdmap = service.get_map(e);
- int new_up_primary, new_acting_primary;
- vector<int> new_up, new_acting;
- osdmap->pg_to_up_acting_osds(
- pgid.pgid, &new_up, &new_up_primary, &new_acting, &new_acting_primary);
-
- // this is a bit imprecise, but sufficient?
- struct min_size_predicate_t : public IsPGRecoverablePredicate {
- const pg_pool_t *pi;
- bool operator()(const set<pg_shard_t> &have) const {
- return have.size() >= pi->min_size;
- }
- min_size_predicate_t(const pg_pool_t *i) : pi(i) {}
- } min_size_predicate(osdmap->get_pg_pool(pgid.pgid.pool()));
-
- bool new_interval = PastIntervals::check_new_interval(
- acting_primary,
- new_acting_primary,
- acting, new_acting,
- up_primary,
- new_up_primary,
- up, new_up,
- h->same_interval_since,
- h->last_epoch_clean,
- osdmap,
- lastmap,
- pgid.pgid,
- &min_size_predicate,
- pi,
- &debug);
- if (new_interval) {
- h->same_interval_since = e;
- if (up != new_up) {
- h->same_up_since = e;
- }
- if (acting_primary != new_acting_primary) {
- h->same_primary_since = e;
- }
- if (pgid.pgid.is_split(lastmap->get_pg_num(pgid.pgid.pool()),
- osdmap->get_pg_num(pgid.pgid.pool()),
- nullptr)) {
- h->last_epoch_split = e;
- }
- up = new_up;
- acting = new_acting;
- up_primary = new_up_primary;
- acting_primary = new_acting_primary;
- }
- lastmap = osdmap;
- }
- dout(20) << __func__ << " " << debug.str() << dendl;
- dout(10) << __func__ << " " << *h << " " << *pi
- << " [" << (pi->empty() ? pair<epoch_t,epoch_t>(0,0) :
- pi->get_bounds()) << ")"
- << dendl;
-}
-
-/**
- * Fill in the passed history so you know same_interval_since, same_up_since,
- * and same_primary_since.
- */
-bool OSD::project_pg_history(spg_t pgid, pg_history_t& h, epoch_t from,
- const vector<int>& currentup,
- int currentupprimary,
- const vector<int>& currentacting,
- int currentactingprimary)
-{
- dout(15) << "project_pg_history " << pgid
- << " from " << from << " to " << osdmap->get_epoch()
- << ", start " << h
- << dendl;
-
- epoch_t e;
- for (e = osdmap->get_epoch();
- e > from;
- e--) {
- // verify during intermediate epoch (e-1)
- OSDMapRef oldmap = service.try_get_map(e-1);
- if (!oldmap) {
- dout(15) << __func__ << ": found map gap, returning false" << dendl;
- return false;
- }
- assert(oldmap->have_pg_pool(pgid.pool()));
-
- int upprimary, actingprimary;
- vector<int> up, acting;
- oldmap->pg_to_up_acting_osds(
- pgid.pgid,
- &up,
- &upprimary,
- &acting,
- &actingprimary);
-
- // acting set change?
- if ((actingprimary != currentactingprimary ||
- upprimary != currentupprimary ||
- acting != currentacting ||
- up != currentup) && e > h.same_interval_since) {
- dout(15) << "project_pg_history " << pgid << " acting|up changed in " << e
- << " from " << acting << "/" << up
- << " " << actingprimary << "/" << upprimary
- << " -> " << currentacting << "/" << currentup
- << " " << currentactingprimary << "/" << currentupprimary
- << dendl;
- h.same_interval_since = e;
- }
- // split?
- if (pgid.is_split(oldmap->get_pg_num(pgid.pool()),
- osdmap->get_pg_num(pgid.pool()),
- 0) && e > h.same_interval_since) {
- h.same_interval_since = e;
- }
- // up set change?
- if ((up != currentup || upprimary != currentupprimary)
- && e > h.same_up_since) {
- dout(15) << "project_pg_history " << pgid << " up changed in " << e
- << " from " << up << " " << upprimary
- << " -> " << currentup << " " << currentupprimary << dendl;
- h.same_up_since = e;
- }
-
- // primary change?
- if (OSDMap::primary_changed(
- actingprimary,
- acting,
- currentactingprimary,
- currentacting) &&
- e > h.same_primary_since) {
- dout(15) << "project_pg_history " << pgid << " primary changed in " << e << dendl;
- h.same_primary_since = e;
- }
-
- if (h.same_interval_since >= e && h.same_up_since >= e && h.same_primary_since >= e)
- break;
- }
-
- // base case: these floors should be the pg creation epoch if we didn't
- // find any changes.
- if (e == h.epoch_created) {
- if (!h.same_interval_since)
- h.same_interval_since = e;
- if (!h.same_up_since)
- h.same_up_since = e;
- if (!h.same_primary_since)
- h.same_primary_since = e;
- }
-
- dout(15) << "project_pg_history end " << h << dendl;
- return true;
-}
-
-
-
-void OSD::_add_heartbeat_peer(int p)
-{
- if (p == whoami)
- return;
- HeartbeatInfo *hi;
-
- map<int,HeartbeatInfo>::iterator i = heartbeat_peers.find(p);
- if (i == heartbeat_peers.end()) {
- pair<ConnectionRef,ConnectionRef> cons = service.get_con_osd_hb(p, osdmap->get_epoch());
- if (!cons.first)
- return;
- hi = &heartbeat_peers[p];
- hi->peer = p;
- HeartbeatSession *s = new HeartbeatSession(p);
- hi->con_back = cons.first.get();
- hi->con_back->set_priv(s->get());
- if (cons.second) {
- hi->con_front = cons.second.get();
- hi->con_front->set_priv(s->get());
- dout(10) << "_add_heartbeat_peer: new peer osd." << p
- << " " << hi->con_back->get_peer_addr()
- << " " << hi->con_front->get_peer_addr()
- << dendl;
- } else {
- hi->con_front.reset(NULL);
- dout(10) << "_add_heartbeat_peer: new peer osd." << p
- << " " << hi->con_back->get_peer_addr()
- << dendl;
- }
- s->put();
- } else {
- hi = &i->second;
- }
- hi->epoch = osdmap->get_epoch();
-}
-
-void OSD::_remove_heartbeat_peer(int n)
-{
- map<int,HeartbeatInfo>::iterator q = heartbeat_peers.find(n);
- assert(q != heartbeat_peers.end());
- dout(20) << " removing heartbeat peer osd." << n
- << " " << q->second.con_back->get_peer_addr()
- << " " << (q->second.con_front ? q->second.con_front->get_peer_addr() : entity_addr_t())
- << dendl;
- q->second.con_back->mark_down();
- if (q->second.con_front) {
- q->second.con_front->mark_down();
- }
- heartbeat_peers.erase(q);
-}
-
-void OSD::need_heartbeat_peer_update()
-{
- if (is_stopping())
- return;
- dout(20) << "need_heartbeat_peer_update" << dendl;
- heartbeat_set_peers_need_update();
-}
-
-void OSD::maybe_update_heartbeat_peers()
-{
- assert(osd_lock.is_locked());
-
- if (is_waiting_for_healthy()) {
- utime_t now = ceph_clock_now();
- if (last_heartbeat_resample == utime_t()) {
- last_heartbeat_resample = now;
- heartbeat_set_peers_need_update();
- } else if (!heartbeat_peers_need_update()) {
- utime_t dur = now - last_heartbeat_resample;
- if (dur > cct->_conf->osd_heartbeat_grace) {
- dout(10) << "maybe_update_heartbeat_peers forcing update after " << dur << " seconds" << dendl;
- heartbeat_set_peers_need_update();
- last_heartbeat_resample = now;
- reset_heartbeat_peers(); // we want *new* peers!
- }
- }
- }
-
- if (!heartbeat_peers_need_update())
- return;
- heartbeat_clear_peers_need_update();
-
- Mutex::Locker l(heartbeat_lock);
-
- dout(10) << "maybe_update_heartbeat_peers updating" << dendl;
-
-
- // build heartbeat from set
- if (is_active()) {
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t, PG*>::iterator i = pg_map.begin();
- i != pg_map.end();
- ++i) {
- PG *pg = i->second;
- pg->heartbeat_peer_lock.Lock();
- dout(20) << i->first << " heartbeat_peers " << pg->heartbeat_peers << dendl;
- for (set<int>::iterator p = pg->heartbeat_peers.begin();
- p != pg->heartbeat_peers.end();
- ++p)
- if (osdmap->is_up(*p))
- _add_heartbeat_peer(*p);
- for (set<int>::iterator p = pg->probe_targets.begin();
- p != pg->probe_targets.end();
- ++p)
- if (osdmap->is_up(*p))
- _add_heartbeat_peer(*p);
- pg->heartbeat_peer_lock.Unlock();
- }
- }
-
- // include next and previous up osds to ensure we have a fully-connected set
- set<int> want, extras;
- int next = osdmap->get_next_up_osd_after(whoami);
- if (next >= 0)
- want.insert(next);
- int prev = osdmap->get_previous_up_osd_before(whoami);
- if (prev >= 0 && prev != next)
- want.insert(prev);
-
- for (set<int>::iterator p = want.begin(); p != want.end(); ++p) {
- dout(10) << " adding neighbor peer osd." << *p << dendl;
- extras.insert(*p);
- _add_heartbeat_peer(*p);
- }
-
- // remove down peers; enumerate extras
- map<int,HeartbeatInfo>::iterator p = heartbeat_peers.begin();
- while (p != heartbeat_peers.end()) {
- if (!osdmap->is_up(p->first)) {
- int o = p->first;
- ++p;
- _remove_heartbeat_peer(o);
- continue;
- }
- if (p->second.epoch < osdmap->get_epoch()) {
- extras.insert(p->first);
- }
- ++p;
- }
-
- // too few?
- int start = osdmap->get_next_up_osd_after(whoami);
- for (int n = start; n >= 0; ) {
- if ((int)heartbeat_peers.size() >= cct->_conf->osd_heartbeat_min_peers)
- break;
- if (!extras.count(n) && !want.count(n) && n != whoami) {
- dout(10) << " adding random peer osd." << n << dendl;
- extras.insert(n);
- _add_heartbeat_peer(n);
- }
- n = osdmap->get_next_up_osd_after(n);
- if (n == start)
- break; // came full circle; stop
- }
-
- // too many?
- for (set<int>::iterator p = extras.begin();
- (int)heartbeat_peers.size() > cct->_conf->osd_heartbeat_min_peers && p != extras.end();
- ++p) {
- if (want.count(*p))
- continue;
- _remove_heartbeat_peer(*p);
- }
-
- dout(10) << "maybe_update_heartbeat_peers " << heartbeat_peers.size() << " peers, extras " << extras << dendl;
-}
-
-void OSD::reset_heartbeat_peers()
-{
- assert(osd_lock.is_locked());
- dout(10) << "reset_heartbeat_peers" << dendl;
- Mutex::Locker l(heartbeat_lock);
- while (!heartbeat_peers.empty()) {
- HeartbeatInfo& hi = heartbeat_peers.begin()->second;
- hi.con_back->mark_down();
- if (hi.con_front) {
- hi.con_front->mark_down();
- }
- heartbeat_peers.erase(heartbeat_peers.begin());
- }
- failure_queue.clear();
-}
-
-void OSD::handle_osd_ping(MOSDPing *m)
-{
- if (superblock.cluster_fsid != m->fsid) {
- dout(20) << "handle_osd_ping from " << m->get_source_inst()
- << " bad fsid " << m->fsid << " != " << superblock.cluster_fsid << dendl;
- m->put();
- return;
- }
-
- int from = m->get_source().num();
-
- heartbeat_lock.Lock();
- if (is_stopping()) {
- heartbeat_lock.Unlock();
- m->put();
- return;
- }
-
- OSDMapRef curmap = service.get_osdmap();
- if (!curmap) {
- heartbeat_lock.Unlock();
- m->put();
- return;
- }
-
- switch (m->op) {
-
- case MOSDPing::PING:
- {
- if (cct->_conf->osd_debug_drop_ping_probability > 0) {
- auto heartbeat_drop = debug_heartbeat_drops_remaining.find(from);
- if (heartbeat_drop != debug_heartbeat_drops_remaining.end()) {
- if (heartbeat_drop->second == 0) {
- debug_heartbeat_drops_remaining.erase(heartbeat_drop);
- } else {
- --heartbeat_drop->second;
- dout(5) << "Dropping heartbeat from " << from
- << ", " << heartbeat_drop->second
- << " remaining to drop" << dendl;
- break;
- }
- } else if (cct->_conf->osd_debug_drop_ping_probability >
- ((((double)(rand()%100))/100.0))) {
- heartbeat_drop =
- debug_heartbeat_drops_remaining.insert(std::make_pair(from,
- cct->_conf->osd_debug_drop_ping_duration)).first;
- dout(5) << "Dropping heartbeat from " << from
- << ", " << heartbeat_drop->second
- << " remaining to drop" << dendl;
- break;
- }
- }
-
- if (!cct->get_heartbeat_map()->is_healthy()) {
- dout(10) << "internal heartbeat not healthy, dropping ping request" << dendl;
- break;
- }
-
- Message *r = new MOSDPing(monc->get_fsid(),
- curmap->get_epoch(),
- MOSDPing::PING_REPLY, m->stamp,
- cct->_conf->osd_heartbeat_min_size);
- m->get_connection()->send_message(r);
-
- if (curmap->is_up(from)) {
- service.note_peer_epoch(from, m->map_epoch);
- if (is_active()) {
- ConnectionRef con = service.get_con_osd_cluster(from, curmap->get_epoch());
- if (con) {
- service.share_map_peer(from, con.get());
- }
- }
- } else if (!curmap->exists(from) ||
- curmap->get_down_at(from) > m->map_epoch) {
- // tell them they have died
- Message *r = new MOSDPing(monc->get_fsid(),
- curmap->get_epoch(),
- MOSDPing::YOU_DIED,
- m->stamp,
- cct->_conf->osd_heartbeat_min_size);
- m->get_connection()->send_message(r);
- }
- }
- break;
-
- case MOSDPing::PING_REPLY:
- {
- map<int,HeartbeatInfo>::iterator i = heartbeat_peers.find(from);
- if (i != heartbeat_peers.end()) {
- if (m->get_connection() == i->second.con_back) {
- dout(25) << "handle_osd_ping got reply from osd." << from
- << " first_tx " << i->second.first_tx
- << " last_tx " << i->second.last_tx
- << " last_rx_back " << i->second.last_rx_back << " -> " << m->stamp
- << " last_rx_front " << i->second.last_rx_front
- << dendl;
- i->second.last_rx_back = m->stamp;
- // if there is no front con, set both stamps.
- if (i->second.con_front == NULL)
- i->second.last_rx_front = m->stamp;
- } else if (m->get_connection() == i->second.con_front) {
- dout(25) << "handle_osd_ping got reply from osd." << from
- << " first_tx " << i->second.first_tx
- << " last_tx " << i->second.last_tx
- << " last_rx_back " << i->second.last_rx_back
- << " last_rx_front " << i->second.last_rx_front << " -> " << m->stamp
- << dendl;
- i->second.last_rx_front = m->stamp;
- }
-
- utime_t cutoff = ceph_clock_now();
- cutoff -= cct->_conf->osd_heartbeat_grace;
- if (i->second.is_healthy(cutoff)) {
- // Cancel false reports
- auto failure_queue_entry = failure_queue.find(from);
- if (failure_queue_entry != failure_queue.end()) {
- dout(10) << "handle_osd_ping canceling queued "
- << "failure report for osd." << from << dendl;
- failure_queue.erase(failure_queue_entry);
- }
-
- auto failure_pending_entry = failure_pending.find(from);
- if (failure_pending_entry != failure_pending.end()) {
- dout(10) << "handle_osd_ping canceling in-flight "
- << "failure report for osd." << from << dendl;
- send_still_alive(curmap->get_epoch(),
- failure_pending_entry->second.second);
- failure_pending.erase(failure_pending_entry);
- }
- }
- }
-
- if (m->map_epoch &&
- curmap->is_up(from)) {
- service.note_peer_epoch(from, m->map_epoch);
- if (is_active()) {
- ConnectionRef con = service.get_con_osd_cluster(from, curmap->get_epoch());
- if (con) {
- service.share_map_peer(from, con.get());
- }
- }
- }
- }
- break;
-
- case MOSDPing::YOU_DIED:
- dout(10) << "handle_osd_ping " << m->get_source_inst()
- << " says i am down in " << m->map_epoch << dendl;
- osdmap_subscribe(curmap->get_epoch()+1, false);
- break;
- }
-
- heartbeat_lock.Unlock();
- m->put();
-}
-
-void OSD::heartbeat_entry()
-{
- Mutex::Locker l(heartbeat_lock);
- if (is_stopping())
- return;
- while (!heartbeat_stop) {
- heartbeat();
-
- double wait = .5 + ((float)(rand() % 10)/10.0) * (float)cct->_conf->osd_heartbeat_interval;
- utime_t w;
- w.set_from_double(wait);
- dout(30) << "heartbeat_entry sleeping for " << wait << dendl;
- heartbeat_cond.WaitInterval(heartbeat_lock, w);
- if (is_stopping())
- return;
- dout(30) << "heartbeat_entry woke up" << dendl;
- }
-}
-
-void OSD::heartbeat_check()
-{
- assert(heartbeat_lock.is_locked());
- utime_t now = ceph_clock_now();
-
- // check for heartbeat replies (move me elsewhere?)
- utime_t cutoff = now;
- cutoff -= cct->_conf->osd_heartbeat_grace;
- for (map<int,HeartbeatInfo>::iterator p = heartbeat_peers.begin();
- p != heartbeat_peers.end();
- ++p) {
-
- if (p->second.first_tx == utime_t()) {
- dout(25) << "heartbeat_check we haven't sent ping to osd." << p->first
- << "yet, skipping" << dendl;
- continue;
- }
-
- dout(25) << "heartbeat_check osd." << p->first
- << " first_tx " << p->second.first_tx
- << " last_tx " << p->second.last_tx
- << " last_rx_back " << p->second.last_rx_back
- << " last_rx_front " << p->second.last_rx_front
- << dendl;
- if (p->second.is_unhealthy(cutoff)) {
- if (p->second.last_rx_back == utime_t() ||
- p->second.last_rx_front == utime_t()) {
- derr << "heartbeat_check: no reply from " << p->second.con_front->get_peer_addr().get_sockaddr()
- << " osd." << p->first << " ever on either front or back, first ping sent "
- << p->second.first_tx << " (cutoff " << cutoff << ")" << dendl;
- // fail
- failure_queue[p->first] = p->second.last_tx;
- } else {
- derr << "heartbeat_check: no reply from " << p->second.con_front->get_peer_addr().get_sockaddr()
- << " osd." << p->first << " since back " << p->second.last_rx_back
- << " front " << p->second.last_rx_front
- << " (cutoff " << cutoff << ")" << dendl;
- // fail
- failure_queue[p->first] = MIN(p->second.last_rx_back, p->second.last_rx_front);
- }
- }
- }
-}
-
-void OSD::heartbeat()
-{
- dout(30) << "heartbeat" << dendl;
-
- // get CPU load avg
- double loadavgs[1];
- int n_samples = 86400 / cct->_conf->osd_heartbeat_interval;
- if (getloadavg(loadavgs, 1) == 1) {
- logger->set(l_osd_loadavg, 100 * loadavgs[0]);
- daily_loadavg = (daily_loadavg * (n_samples - 1) + loadavgs[0]) / n_samples;
- dout(30) << "heartbeat: daily_loadavg " << daily_loadavg << dendl;
- }
-
- dout(30) << "heartbeat checking stats" << dendl;
-
- // refresh stats?
- vector<int> hb_peers;
- for (map<int,HeartbeatInfo>::iterator p = heartbeat_peers.begin();
- p != heartbeat_peers.end();
- ++p)
- hb_peers.push_back(p->first);
- service.update_osd_stat(hb_peers);
-
- dout(5) << "heartbeat: " << service.get_osd_stat() << dendl;
-
- utime_t now = ceph_clock_now();
-
- // send heartbeats
- for (map<int,HeartbeatInfo>::iterator i = heartbeat_peers.begin();
- i != heartbeat_peers.end();
- ++i) {
- int peer = i->first;
- i->second.last_tx = now;
- if (i->second.first_tx == utime_t())
- i->second.first_tx = now;
- dout(30) << "heartbeat sending ping to osd." << peer << dendl;
- i->second.con_back->send_message(new MOSDPing(monc->get_fsid(),
- service.get_osdmap()->get_epoch(),
- MOSDPing::PING, now,
- cct->_conf->osd_heartbeat_min_size));
-
- if (i->second.con_front)
- i->second.con_front->send_message(new MOSDPing(monc->get_fsid(),
- service.get_osdmap()->get_epoch(),
- MOSDPing::PING, now,
- cct->_conf->osd_heartbeat_min_size));
- }
-
- logger->set(l_osd_hb_to, heartbeat_peers.size());
-
- // hmm.. am i all alone?
- dout(30) << "heartbeat lonely?" << dendl;
- if (heartbeat_peers.empty()) {
- if (now - last_mon_heartbeat > cct->_conf->osd_mon_heartbeat_interval && is_active()) {
- last_mon_heartbeat = now;
- dout(10) << "i have no heartbeat peers; checking mon for new map" << dendl;
- osdmap_subscribe(osdmap->get_epoch() + 1, false);
- }
- }
-
- dout(30) << "heartbeat done" << dendl;
-}
-
-bool OSD::heartbeat_reset(Connection *con)
-{
- HeartbeatSession *s = static_cast<HeartbeatSession*>(con->get_priv());
- if (s) {
- heartbeat_lock.Lock();
- if (is_stopping()) {
- heartbeat_lock.Unlock();
- s->put();
- return true;
- }
- map<int,HeartbeatInfo>::iterator p = heartbeat_peers.find(s->peer);
- if (p != heartbeat_peers.end() &&
- (p->second.con_back == con ||
- p->second.con_front == con)) {
- dout(10) << "heartbeat_reset failed hb con " << con << " for osd." << p->second.peer
- << ", reopening" << dendl;
- if (con != p->second.con_back) {
- p->second.con_back->mark_down();
- }
- p->second.con_back.reset(NULL);
- if (p->second.con_front && con != p->second.con_front) {
- p->second.con_front->mark_down();
- }
- p->second.con_front.reset(NULL);
- pair<ConnectionRef,ConnectionRef> newcon = service.get_con_osd_hb(p->second.peer, p->second.epoch);
- if (newcon.first) {
- p->second.con_back = newcon.first.get();
- p->second.con_back->set_priv(s->get());
- if (newcon.second) {
- p->second.con_front = newcon.second.get();
- p->second.con_front->set_priv(s->get());
- }
- } else {
- dout(10) << "heartbeat_reset failed hb con " << con << " for osd." << p->second.peer
- << ", raced with osdmap update, closing out peer" << dendl;
- heartbeat_peers.erase(p);
- }
- } else {
- dout(10) << "heartbeat_reset closing (old) failed hb con " << con << dendl;
- }
- heartbeat_lock.Unlock();
- s->put();
- }
- return true;
-}
-
-
-
-// =========================================
-
-void OSD::tick()
-{
- assert(osd_lock.is_locked());
- dout(10) << "tick" << dendl;
-
- if (is_active() || is_waiting_for_healthy()) {
- maybe_update_heartbeat_peers();
- }
-
- if (is_waiting_for_healthy()) {
- start_boot();
- } else if (is_preboot() &&
- waiting_for_luminous_mons &&
- monc->monmap.get_required_features().contains_all(
- ceph::features::mon::FEATURE_LUMINOUS)) {
- // mon upgrade finished!
- start_boot();
- }
-
- do_waiters();
-
- tick_timer.add_event_after(OSD_TICK_INTERVAL, new C_Tick(this));
-}
-
-void OSD::tick_without_osd_lock()
-{
- assert(tick_timer_lock.is_locked());
- dout(10) << "tick_without_osd_lock" << dendl;
-
- logger->set(l_osd_buf, buffer::get_total_alloc());
- logger->set(l_osd_history_alloc_bytes, SHIFT_ROUND_UP(buffer::get_history_alloc_bytes(), 20));
- logger->set(l_osd_history_alloc_num, buffer::get_history_alloc_num());
- logger->set(l_osd_cached_crc, buffer::get_cached_crc());
- logger->set(l_osd_cached_crc_adjusted, buffer::get_cached_crc_adjusted());
- logger->set(l_osd_missed_crc, buffer::get_missed_crc());
-
- // osd_lock is not being held, which means the OSD state
- // might change when doing the monitor report
- if (is_active() || is_waiting_for_healthy()) {
- heartbeat_lock.Lock();
- heartbeat_check();
- heartbeat_lock.Unlock();
-
- map_lock.get_read();
- Mutex::Locker l(mon_report_lock);
-
- // mon report?
- bool reset = false;
- bool report = false;
- utime_t now = ceph_clock_now();
- pg_stat_queue_lock.Lock();
- double backoff = stats_ack_timeout / cct->_conf->osd_mon_ack_timeout;
- double adjusted_min = cct->_conf->osd_mon_report_interval_min * backoff;
- // note: we shouldn't adjust max because it must remain < the
- // mon's mon_osd_report_timeout (which defaults to 1.5x our
- // value).
- double max = cct->_conf->osd_mon_report_interval_max;
- if (!outstanding_pg_stats.empty() &&
- (now - stats_ack_timeout) > last_pg_stats_ack) {
- dout(1) << __func__ << " mon hasn't acked PGStats in "
- << now - last_pg_stats_ack
- << " seconds, reconnecting elsewhere" << dendl;
- reset = true;
- last_pg_stats_ack = now; // reset clock
- last_pg_stats_sent = utime_t();
- stats_ack_timeout =
- MAX(cct->_conf->osd_mon_ack_timeout,
- stats_ack_timeout * cct->_conf->osd_stats_ack_timeout_factor);
- outstanding_pg_stats.clear();
- }
- if (now - last_pg_stats_sent > max) {
- osd_stat_updated = true;
- report = true;
- } else if (service.need_fullness_update()) {
- report = true;
- } else if ((int)outstanding_pg_stats.size() >=
- cct->_conf->osd_mon_report_max_in_flight) {
- dout(20) << __func__ << " have max " << outstanding_pg_stats
- << " stats updates in flight" << dendl;
- } else {
- if (now - last_mon_report > adjusted_min) {
- dout(20) << __func__ << " stats backoff " << backoff
- << " adjusted_min " << adjusted_min << " - sending report"
- << dendl;
- osd_stat_updated = true;
- report = true;
- }
- }
- pg_stat_queue_lock.Unlock();
-
- if (reset) {
- monc->reopen_session();
- } else if (report) {
- last_mon_report = now;
-
- // do any pending reports
- send_full_update();
- send_failures();
- if (osdmap->require_osd_release < CEPH_RELEASE_LUMINOUS) {
- send_pg_stats(now);
- }
- }
- map_lock.put_read();
- }
-
- if (is_active()) {
- if (!scrub_random_backoff()) {
- sched_scrub();
- }
- service.promote_throttle_recalibrate();
- resume_creating_pg();
- bool need_send_beacon = false;
- const auto now = ceph::coarse_mono_clock::now();
- {
- // borrow lec lock to pretect last_sent_beacon from changing
- Mutex::Locker l{min_last_epoch_clean_lock};
- const auto elapsed = now - last_sent_beacon;
- if (chrono::duration_cast<chrono::seconds>(elapsed).count() >
- cct->_conf->osd_beacon_report_interval) {
- need_send_beacon = true;
- }
- }
- if (need_send_beacon) {
- send_beacon(now);
- }
- }
-
- check_ops_in_flight();
- service.kick_recovery_queue();
- tick_timer_without_osd_lock.add_event_after(OSD_TICK_INTERVAL, new C_Tick_WithoutOSDLock(this));
-}
-
-void OSD::check_ops_in_flight()
-{
- vector<string> warnings;
- if (op_tracker.check_ops_in_flight(warnings)) {
- for (vector<string>::iterator i = warnings.begin();
- i != warnings.end();
- ++i) {
- clog->warn() << *i;
- }
- }
-}
-
-// Usage:
-// setomapval <pool-id> [namespace/]<obj-name> <key> <val>
-// rmomapkey <pool-id> [namespace/]<obj-name> <key>
-// setomapheader <pool-id> [namespace/]<obj-name> <header>
-// getomap <pool> [namespace/]<obj-name>
-// truncobj <pool-id> [namespace/]<obj-name> <newlen>
-// injectmdataerr [namespace/]<obj-name> [shardid]
-// injectdataerr [namespace/]<obj-name> [shardid]
-//
-// set_recovery_delay [utime]
-void TestOpsSocketHook::test_ops(OSDService *service, ObjectStore *store,
- const std::string &command, cmdmap_t& cmdmap, ostream &ss)
-{
- //Test support
- //Support changing the omap on a single osd by using the Admin Socket to
- //directly request the osd make a change.
- if (command == "setomapval" || command == "rmomapkey" ||
- command == "setomapheader" || command == "getomap" ||
- command == "truncobj" || command == "injectmdataerr" ||
- command == "injectdataerr"
- ) {
- pg_t rawpg;
- int64_t pool;
- OSDMapRef curmap = service->get_osdmap();
- int r = -1;
-
- string poolstr;
-
- cmd_getval(service->cct, cmdmap, "pool", poolstr);
- pool = curmap->lookup_pg_pool_name(poolstr);
- //If we can't find it by name then maybe id specified
- if (pool < 0 && isdigit(poolstr[0]))
- pool = atoll(poolstr.c_str());
- if (pool < 0) {
- ss << "Invalid pool '" << poolstr << "''";
- return;
- }
-
- string objname, nspace;
- cmd_getval(service->cct, cmdmap, "objname", objname);
- std::size_t found = objname.find_first_of('/');
- if (found != string::npos) {
- nspace = objname.substr(0, found);
- objname = objname.substr(found+1);
- }
- object_locator_t oloc(pool, nspace);
- r = curmap->object_locator_to_pg(object_t(objname), oloc, rawpg);
-
- if (r < 0) {
- ss << "Invalid namespace/objname";
- return;
- }
-
- int64_t shardid;
- cmd_getval(service->cct, cmdmap, "shardid", shardid, int64_t(shard_id_t::NO_SHARD));
- hobject_t obj(object_t(objname), string(""), CEPH_NOSNAP, rawpg.ps(), pool, nspace);
- ghobject_t gobj(obj, ghobject_t::NO_GEN, shard_id_t(uint8_t(shardid)));
- spg_t pgid(curmap->raw_pg_to_pg(rawpg), shard_id_t(shardid));
- if (curmap->pg_is_ec(rawpg)) {
- if ((command != "injectdataerr") && (command != "injectmdataerr")) {
- ss << "Must not call on ec pool, except injectdataerr or injectmdataerr";
- return;
- }
- }
-
- ObjectStore::Transaction t;
-
- if (command == "setomapval") {
- map<string, bufferlist> newattrs;
- bufferlist val;
- string key, valstr;
- cmd_getval(service->cct, cmdmap, "key", key);
- cmd_getval(service->cct, cmdmap, "val", valstr);
-
- val.append(valstr);
- newattrs[key] = val;
- t.omap_setkeys(coll_t(pgid), ghobject_t(obj), newattrs);
- r = store->apply_transaction(service->meta_osr.get(), std::move(t));
- if (r < 0)
- ss << "error=" << r;
- else
- ss << "ok";
- } else if (command == "rmomapkey") {
- string key;
- set<string> keys;
- cmd_getval(service->cct, cmdmap, "key", key);
-
- keys.insert(key);
- t.omap_rmkeys(coll_t(pgid), ghobject_t(obj), keys);
- r = store->apply_transaction(service->meta_osr.get(), std::move(t));
- if (r < 0)
- ss << "error=" << r;
- else
- ss << "ok";
- } else if (command == "setomapheader") {
- bufferlist newheader;
- string headerstr;
-
- cmd_getval(service->cct, cmdmap, "header", headerstr);
- newheader.append(headerstr);
- t.omap_setheader(coll_t(pgid), ghobject_t(obj), newheader);
- r = store->apply_transaction(service->meta_osr.get(), std::move(t));
- if (r < 0)
- ss << "error=" << r;
- else
- ss << "ok";
- } else if (command == "getomap") {
- //Debug: Output entire omap
- bufferlist hdrbl;
- map<string, bufferlist> keyvals;
- r = store->omap_get(coll_t(pgid), ghobject_t(obj), &hdrbl, &keyvals);
- if (r >= 0) {
- ss << "header=" << string(hdrbl.c_str(), hdrbl.length());
- for (map<string, bufferlist>::iterator it = keyvals.begin();
- it != keyvals.end(); ++it)
- ss << " key=" << (*it).first << " val="
- << string((*it).second.c_str(), (*it).second.length());
- } else {
- ss << "error=" << r;
- }
- } else if (command == "truncobj") {
- int64_t trunclen;
- cmd_getval(service->cct, cmdmap, "len", trunclen);
- t.truncate(coll_t(pgid), ghobject_t(obj), trunclen);
- r = store->apply_transaction(service->meta_osr.get(), std::move(t));
- if (r < 0)
- ss << "error=" << r;
- else
- ss << "ok";
- } else if (command == "injectdataerr") {
- store->inject_data_error(gobj);
- ss << "ok";
- } else if (command == "injectmdataerr") {
- store->inject_mdata_error(gobj);
- ss << "ok";
- }
- return;
- }
- if (command == "set_recovery_delay") {
- int64_t delay;
- cmd_getval(service->cct, cmdmap, "utime", delay, (int64_t)0);
- ostringstream oss;
- oss << delay;
- int r = service->cct->_conf->set_val("osd_recovery_delay_start",
- oss.str().c_str());
- if (r != 0) {
- ss << "set_recovery_delay: error setting "
- << "osd_recovery_delay_start to '" << delay << "': error "
- << r;
- return;
- }
- service->cct->_conf->apply_changes(NULL);
- ss << "set_recovery_delay: set osd_recovery_delay_start "
- << "to " << service->cct->_conf->osd_recovery_delay_start;
- return;
- }
- if (command == "trigger_scrub") {
- spg_t pgid;
- OSDMapRef curmap = service->get_osdmap();
-
- string pgidstr;
-
- cmd_getval(service->cct, cmdmap, "pgid", pgidstr);
- if (!pgid.parse(pgidstr.c_str())) {
- ss << "Invalid pgid specified";
- return;
- }
-
- PG *pg = service->osd->_lookup_lock_pg(pgid);
- if (pg == nullptr) {
- ss << "Can't find pg " << pgid;
- return;
- }
-
- if (pg->is_primary()) {
- pg->unreg_next_scrub();
- const pg_pool_t *p = curmap->get_pg_pool(pgid.pool());
- double pool_scrub_max_interval = 0;
- p->opts.get(pool_opts_t::SCRUB_MAX_INTERVAL, &pool_scrub_max_interval);
- double scrub_max_interval = pool_scrub_max_interval > 0 ?
- pool_scrub_max_interval : g_conf->osd_scrub_max_interval;
- // Instead of marking must_scrub force a schedule scrub
- utime_t stamp = ceph_clock_now();
- stamp -= scrub_max_interval;
- stamp -= 100.0; // push back last scrub more for good measure
- pg->info.history.last_scrub_stamp = stamp;
- pg->reg_next_scrub();
- ss << "ok";
- } else {
- ss << "Not primary";
- }
- pg->unlock();
- return;
- }
- if (command == "injectfull") {
- int64_t count;
- string type;
- OSDService::s_names state;
- cmd_getval(service->cct, cmdmap, "type", type, string("full"));
- cmd_getval(service->cct, cmdmap, "count", count, (int64_t)-1);
- if (type == "none" || count == 0) {
- type = "none";
- count = 0;
- }
- state = service->get_full_state(type);
- if (state == OSDService::s_names::INVALID) {
- ss << "Invalid type use (none, nearfull, backfillfull, full, failsafe)";
- return;
- }
- service->set_injectfull(state, count);
- return;
- }
- ss << "Internal error - command=" << command;
-}
-
-// =========================================
-bool remove_dir(
- CephContext *cct,
- ObjectStore *store, SnapMapper *mapper,
- OSDriver *osdriver,
- ObjectStore::Sequencer *osr,
- coll_t coll, DeletingStateRef dstate,
- bool *finished,
- ThreadPool::TPHandle &handle)
-{
- vector<ghobject_t> olist;
- int64_t num = 0;
- ObjectStore::Transaction t;
- ghobject_t next;
- handle.reset_tp_timeout();
- store->collection_list(
- coll,
- next,
- ghobject_t::get_max(),
- store->get_ideal_list_max(),
- &olist,
- &next);
- generic_dout(10) << __func__ << " " << olist << dendl;
- // default cont to true, this is safe because caller(OSD::RemoveWQ::_process())
- // will recheck the answer before it really goes on.
- bool cont = true;
- for (vector<ghobject_t>::iterator i = olist.begin();
- i != olist.end();
- ++i) {
- if (i->is_pgmeta())
- continue;
- OSDriver::OSTransaction _t(osdriver->get_transaction(&t));
- int r = mapper->remove_oid(i->hobj, &_t);
- if (r != 0 && r != -ENOENT) {
- ceph_abort();
- }
- t.remove(coll, *i);
- if (++num >= cct->_conf->osd_target_transaction_size) {
- C_SaferCond waiter;
- store->queue_transaction(osr, std::move(t), &waiter);
- cont = dstate->pause_clearing();
- handle.suspend_tp_timeout();
- waiter.wait();
- handle.reset_tp_timeout();
- if (cont)
- cont = dstate->resume_clearing();
- if (!cont)
- return false;
- t = ObjectStore::Transaction();
- num = 0;
- }
- }
- if (num) {
- C_SaferCond waiter;
- store->queue_transaction(osr, std::move(t), &waiter);
- cont = dstate->pause_clearing();
- handle.suspend_tp_timeout();
- waiter.wait();
- handle.reset_tp_timeout();
- if (cont)
- cont = dstate->resume_clearing();
- }
- // whether there are more objects to remove in the collection
- *finished = next.is_max();
- return cont;
-}
-
-void OSD::RemoveWQ::_process(
- pair<PGRef, DeletingStateRef> item,
- ThreadPool::TPHandle &handle)
-{
- FUNCTRACE();
- PGRef pg(item.first);
- SnapMapper &mapper = pg->snap_mapper;
- OSDriver &driver = pg->osdriver;
- coll_t coll = coll_t(pg->info.pgid);
- pg->osr->flush();
- bool finished = false;
-
- if (!item.second->start_or_resume_clearing())
- return;
-
- bool cont = remove_dir(
- pg->cct, store, &mapper, &driver, pg->osr.get(), coll, item.second,
- &finished, handle);
- if (!cont)
- return;
- if (!finished) {
- if (item.second->pause_clearing())
- queue_front(item);
- return;
- }
-
- if (!item.second->start_deleting())
- return;
-
- ObjectStore::Transaction t;
- PGLog::clear_info_log(pg->info.pgid, &t);
-
- if (cct->_conf->osd_inject_failure_on_pg_removal) {
- generic_derr << "osd_inject_failure_on_pg_removal" << dendl;
- _exit(1);
- }
- t.remove_collection(coll);
-
- // We need the sequencer to stick around until the op is complete
- store->queue_transaction(
- pg->osr.get(),
- std::move(t),
- 0, // onapplied
- 0, // oncommit
- 0, // onreadable sync
- new ContainerContext<PGRef>(pg),
- TrackedOpRef());
-
- item.second->finish_deleting();
-}
-// =========================================
-
-void OSD::ms_handle_connect(Connection *con)
-{
- dout(10) << __func__ << " con " << con << dendl;
- if (con->get_peer_type() == CEPH_ENTITY_TYPE_MON) {
- Mutex::Locker l(osd_lock);
- if (is_stopping())
- return;
- dout(10) << __func__ << " on mon" << dendl;
-
- if (is_preboot()) {
- start_boot();
- } else if (is_booting()) {
- _send_boot(); // resend boot message
- } else {
- map_lock.get_read();
- Mutex::Locker l2(mon_report_lock);
-
- utime_t now = ceph_clock_now();
- last_mon_report = now;
-
- // resend everything, it's a new session
- send_full_update();
- send_alive();
- service.requeue_pg_temp();
- service.send_pg_temp();
- requeue_failures();
- send_failures();
- if (osdmap->require_osd_release < CEPH_RELEASE_LUMINOUS) {
- send_pg_stats(now);
- }
-
- map_lock.put_read();
- if (is_active()) {
- send_beacon(ceph::coarse_mono_clock::now());
- }
- }
-
- // full map requests may happen while active or pre-boot
- if (requested_full_first) {
- rerequest_full_maps();
- }
- }
-}
-
-void OSD::ms_handle_fast_connect(Connection *con)
-{
- if (con->get_peer_type() != CEPH_ENTITY_TYPE_MON &&
- con->get_peer_type() != CEPH_ENTITY_TYPE_MGR) {
- Session *s = static_cast<Session*>(con->get_priv());
- if (!s) {
- s = new Session(cct);
- con->set_priv(s->get());
- s->con = con;
- dout(10) << " new session (outgoing) " << s << " con=" << s->con
- << " addr=" << s->con->get_peer_addr() << dendl;
- // we don't connect to clients
- assert(con->get_peer_type() == CEPH_ENTITY_TYPE_OSD);
- s->entity_name.set_type(CEPH_ENTITY_TYPE_OSD);
- }
- s->put();
- }
-}
-
-void OSD::ms_handle_fast_accept(Connection *con)
-{
- if (con->get_peer_type() != CEPH_ENTITY_TYPE_MON &&
- con->get_peer_type() != CEPH_ENTITY_TYPE_MGR) {
- Session *s = static_cast<Session*>(con->get_priv());
- if (!s) {
- s = new Session(cct);
- con->set_priv(s->get());
- s->con = con;
- dout(10) << "new session (incoming)" << s << " con=" << con
- << " addr=" << con->get_peer_addr()
- << " must have raced with connect" << dendl;
- assert(con->get_peer_type() == CEPH_ENTITY_TYPE_OSD);
- s->entity_name.set_type(CEPH_ENTITY_TYPE_OSD);
- }
- s->put();
- }
-}
-
-bool OSD::ms_handle_reset(Connection *con)
-{
- Session *session = static_cast<Session*>(con->get_priv());
- dout(2) << "ms_handle_reset con " << con << " session " << session << dendl;
- if (!session)
- return false;
- session->wstate.reset(con);
- session->con.reset(NULL); // break con <-> session ref cycle
- // note that we break session->con *before* the session_handle_reset
- // cleanup below. this avoids a race between us and
- // PG::add_backoff, Session::check_backoff, etc.
- session_handle_reset(session);
- session->put();
- return true;
-}
-
-bool OSD::ms_handle_refused(Connection *con)
-{
- if (!cct->_conf->osd_fast_fail_on_connection_refused)
- return false;
-
- Session *session = static_cast<Session*>(con->get_priv());
- dout(2) << "ms_handle_refused con " << con << " session " << session << dendl;
- if (!session)
- return false;
- int type = con->get_peer_type();
- // handle only OSD failures here
- if (monc && (type == CEPH_ENTITY_TYPE_OSD)) {
- OSDMapRef osdmap = get_osdmap();
- if (osdmap) {
- int id = osdmap->identify_osd_on_all_channels(con->get_peer_addr());
- if (id >= 0 && osdmap->is_up(id)) {
- // I'm cheating mon heartbeat grace logic, because we know it's not going
- // to respawn alone. +1 so we won't hit any boundary case.
- monc->send_mon_message(new MOSDFailure(monc->get_fsid(),
- osdmap->get_inst(id),
- cct->_conf->osd_heartbeat_grace + 1,
- osdmap->get_epoch(),
- MOSDFailure::FLAG_IMMEDIATE | MOSDFailure::FLAG_FAILED
- ));
- }
- }
- }
- session->put();
- return true;
-}
-
-struct C_OSD_GetVersion : public Context {
- OSD *osd;
- uint64_t oldest, newest;
- explicit C_OSD_GetVersion(OSD *o) : osd(o), oldest(0), newest(0) {}
- void finish(int r) override {
- if (r >= 0)
- osd->_got_mon_epochs(oldest, newest);
- }
-};
-
-void OSD::start_boot()
-{
- if (!_is_healthy()) {
- // if we are not healthy, do not mark ourselves up (yet)
- dout(1) << "not healthy; waiting to boot" << dendl;
- if (!is_waiting_for_healthy())
- start_waiting_for_healthy();
- // send pings sooner rather than later
- heartbeat_kick();
- return;
- }
- dout(1) << __func__ << dendl;
- set_state(STATE_PREBOOT);
- waiting_for_luminous_mons = false;
- dout(10) << "start_boot - have maps " << superblock.oldest_map
- << ".." << superblock.newest_map << dendl;
- C_OSD_GetVersion *c = new C_OSD_GetVersion(this);
- monc->get_version("osdmap", &c->newest, &c->oldest, c);
-}
-
-void OSD::_got_mon_epochs(epoch_t oldest, epoch_t newest)
-{
- Mutex::Locker l(osd_lock);
- if (is_preboot()) {
- _preboot(oldest, newest);
- }
-}
-
-void OSD::_preboot(epoch_t oldest, epoch_t newest)
-{
- assert(is_preboot());
- dout(10) << __func__ << " _preboot mon has osdmaps "
- << oldest << ".." << newest << dendl;
-
- // ensure our local fullness awareness is accurate
- heartbeat();
-
- // if our map within recent history, try to add ourselves to the osdmap.
- if (osdmap->get_epoch() == 0) {
- derr << "waiting for initial osdmap" << dendl;
- } else if (osdmap->is_destroyed(whoami)) {
- derr << "osdmap says I am destroyed, exiting" << dendl;
- exit(0);
- } else if (osdmap->test_flag(CEPH_OSDMAP_NOUP) || osdmap->is_noup(whoami)) {
- derr << "osdmap NOUP flag is set, waiting for it to clear" << dendl;
- } else if (!osdmap->test_flag(CEPH_OSDMAP_SORTBITWISE)) {
- derr << "osdmap SORTBITWISE OSDMap flag is NOT set; please set it"
- << dendl;
- } else if (osdmap->require_osd_release < CEPH_RELEASE_JEWEL) {
- derr << "osdmap REQUIRE_JEWEL OSDMap flag is NOT set; please set it"
- << dendl;
- } else if (!monc->monmap.get_required_features().contains_all(
- ceph::features::mon::FEATURE_LUMINOUS)) {
- derr << "monmap REQUIRE_LUMINOUS is NOT set; must upgrade all monitors to "
- << "Luminous or later before Luminous OSDs will boot" << dendl;
- waiting_for_luminous_mons = true;
- } else if (service.need_fullness_update()) {
- derr << "osdmap fullness state needs update" << dendl;
- send_full_update();
- } else if (osdmap->get_epoch() >= oldest - 1 &&
- osdmap->get_epoch() + cct->_conf->osd_map_message_max > newest) {
- _send_boot();
- return;
- }
-
- // get all the latest maps
- if (osdmap->get_epoch() + 1 >= oldest)
- osdmap_subscribe(osdmap->get_epoch() + 1, false);
- else
- osdmap_subscribe(oldest - 1, true);
-}
-
-void OSD::send_full_update()
-{
- if (!service.need_fullness_update())
- return;
- unsigned state = 0;
- if (service.is_full()) {
- state = CEPH_OSD_FULL;
- } else if (service.is_backfillfull()) {
- state = CEPH_OSD_BACKFILLFULL;
- } else if (service.is_nearfull()) {
- state = CEPH_OSD_NEARFULL;
- }
- set<string> s;
- OSDMap::calc_state_set(state, s);
- dout(10) << __func__ << " want state " << s << dendl;
- monc->send_mon_message(new MOSDFull(osdmap->get_epoch(), state));
-}
-
-void OSD::start_waiting_for_healthy()
-{
- dout(1) << "start_waiting_for_healthy" << dendl;
- set_state(STATE_WAITING_FOR_HEALTHY);
- last_heartbeat_resample = utime_t();
-
- // subscribe to osdmap updates, in case our peers really are known to be dead
- osdmap_subscribe(osdmap->get_epoch() + 1, false);
-}
-
-bool OSD::_is_healthy()
-{
- if (!cct->get_heartbeat_map()->is_healthy()) {
- dout(1) << "is_healthy false -- internal heartbeat failed" << dendl;
- return false;
- }
-
- if (is_waiting_for_healthy()) {
- Mutex::Locker l(heartbeat_lock);
- utime_t cutoff = ceph_clock_now();
- cutoff -= cct->_conf->osd_heartbeat_grace;
- int num = 0, up = 0;
- for (map<int,HeartbeatInfo>::iterator p = heartbeat_peers.begin();
- p != heartbeat_peers.end();
- ++p) {
- if (p->second.is_healthy(cutoff))
- ++up;
- ++num;
- }
- if ((float)up < (float)num * cct->_conf->osd_heartbeat_min_healthy_ratio) {
- dout(1) << "is_healthy false -- only " << up << "/" << num << " up peers (less than "
- << int(cct->_conf->osd_heartbeat_min_healthy_ratio * 100.0) << "%)" << dendl;
- return false;
- }
- }
-
- return true;
-}
-
-void OSD::_send_boot()
-{
- dout(10) << "_send_boot" << dendl;
- entity_addr_t cluster_addr = cluster_messenger->get_myaddr();
- Connection *local_connection = cluster_messenger->get_loopback_connection().get();
- if (cluster_addr.is_blank_ip()) {
- int port = cluster_addr.get_port();
- cluster_addr = client_messenger->get_myaddr();
- cluster_addr.set_port(port);
- cluster_messenger->set_addr_unknowns(cluster_addr);
- dout(10) << " assuming cluster_addr ip matches client_addr" << dendl;
- } else {
- Session *s = static_cast<Session*>(local_connection->get_priv());
- if (s)
- s->put();
- else
- cluster_messenger->ms_deliver_handle_fast_connect(local_connection);
- }
-
- entity_addr_t hb_back_addr = hb_back_server_messenger->get_myaddr();
- local_connection = hb_back_server_messenger->get_loopback_connection().get();
- if (hb_back_addr.is_blank_ip()) {
- int port = hb_back_addr.get_port();
- hb_back_addr = cluster_addr;
- hb_back_addr.set_port(port);
- hb_back_server_messenger->set_addr_unknowns(hb_back_addr);
- dout(10) << " assuming hb_back_addr ip matches cluster_addr" << dendl;
- } else {
- Session *s = static_cast<Session*>(local_connection->get_priv());
- if (s)
- s->put();
- else
- hb_back_server_messenger->ms_deliver_handle_fast_connect(local_connection);
- }
-
- entity_addr_t hb_front_addr = hb_front_server_messenger->get_myaddr();
- local_connection = hb_front_server_messenger->get_loopback_connection().get();
- if (hb_front_addr.is_blank_ip()) {
- int port = hb_front_addr.get_port();
- hb_front_addr = client_messenger->get_myaddr();
- hb_front_addr.set_port(port);
- hb_front_server_messenger->set_addr_unknowns(hb_front_addr);
- dout(10) << " assuming hb_front_addr ip matches client_addr" << dendl;
- } else {
- Session *s = static_cast<Session*>(local_connection->get_priv());
- if (s)
- s->put();
- else
- hb_front_server_messenger->ms_deliver_handle_fast_connect(local_connection);
- }
-
- MOSDBoot *mboot = new MOSDBoot(superblock, get_osdmap_epoch(), service.get_boot_epoch(),
- hb_back_addr, hb_front_addr, cluster_addr,
- CEPH_FEATURES_ALL);
- dout(10) << " client_addr " << client_messenger->get_myaddr()
- << ", cluster_addr " << cluster_addr
- << ", hb_back_addr " << hb_back_addr
- << ", hb_front_addr " << hb_front_addr
- << dendl;
- _collect_metadata(&mboot->metadata);
- monc->send_mon_message(mboot);
- set_state(STATE_BOOTING);
-}
-
-void OSD::_collect_metadata(map<string,string> *pm)
-{
- // config info
- (*pm)["osd_data"] = dev_path;
- if (store->get_type() == "filestore") {
- // not applicable for bluestore
- (*pm)["osd_journal"] = journal_path;
- }
- (*pm)["front_addr"] = stringify(client_messenger->get_myaddr());
- (*pm)["back_addr"] = stringify(cluster_messenger->get_myaddr());
- (*pm)["hb_front_addr"] = stringify(hb_front_server_messenger->get_myaddr());
- (*pm)["hb_back_addr"] = stringify(hb_back_server_messenger->get_myaddr());
-
- // backend
- (*pm)["osd_objectstore"] = store->get_type();
- (*pm)["rotational"] = store_is_rotational ? "1" : "0";
- (*pm)["journal_rotational"] = journal_is_rotational ? "1" : "0";
- (*pm)["default_device_class"] = store->get_default_device_class();
- store->collect_metadata(pm);
-
- collect_sys_info(pm, cct);
-
- std::string front_iface, back_iface;
- /*
- pick_iface(cct,
- CEPH_PICK_ADDRESS_PUBLIC | CEPH_PICK_ADDRESS_CLUSTER,
- &front_iface, &back_iface);
- */
- (*pm)["front_iface"] = pick_iface(cct,
- client_messenger->get_myaddr().get_sockaddr_storage());
- (*pm)["back_iface"] = pick_iface(cct,
- cluster_messenger->get_myaddr().get_sockaddr_storage());
-
- dout(10) << __func__ << " " << *pm << dendl;
-}
-
-void OSD::queue_want_up_thru(epoch_t want)
-{
- map_lock.get_read();
- epoch_t cur = osdmap->get_up_thru(whoami);
- Mutex::Locker l(mon_report_lock);
- if (want > up_thru_wanted) {
- dout(10) << "queue_want_up_thru now " << want << " (was " << up_thru_wanted << ")"
- << ", currently " << cur
- << dendl;
- up_thru_wanted = want;
- send_alive();
- } else {
- dout(10) << "queue_want_up_thru want " << want << " <= queued " << up_thru_wanted
- << ", currently " << cur
- << dendl;
- }
- map_lock.put_read();
-}
-
-void OSD::send_alive()
-{
- assert(mon_report_lock.is_locked());
- if (!osdmap->exists(whoami))
- return;
- epoch_t up_thru = osdmap->get_up_thru(whoami);
- dout(10) << "send_alive up_thru currently " << up_thru << " want " << up_thru_wanted << dendl;
- if (up_thru_wanted > up_thru) {
- dout(10) << "send_alive want " << up_thru_wanted << dendl;
- monc->send_mon_message(new MOSDAlive(osdmap->get_epoch(), up_thru_wanted));
- }
-}
-
-void OSD::request_full_map(epoch_t first, epoch_t last)
-{
- dout(10) << __func__ << " " << first << ".." << last
- << ", previously requested "
- << requested_full_first << ".." << requested_full_last << dendl;
- assert(osd_lock.is_locked());
- assert(first > 0 && last > 0);
- assert(first <= last);
- assert(first >= requested_full_first); // we shouldn't ever ask for older maps
- if (requested_full_first == 0) {
- // first request
- requested_full_first = first;
- requested_full_last = last;
- } else if (last <= requested_full_last) {
- // dup
- return;
- } else {
- // additional request
- first = requested_full_last + 1;
- requested_full_last = last;
- }
- MMonGetOSDMap *req = new MMonGetOSDMap;
- req->request_full(first, last);
- monc->send_mon_message(req);
-}
-
-void OSD::got_full_map(epoch_t e)
-{
- assert(requested_full_first <= requested_full_last);
- assert(osd_lock.is_locked());
- if (requested_full_first == 0) {
- dout(20) << __func__ << " " << e << ", nothing requested" << dendl;
- return;
- }
- if (e < requested_full_first) {
- dout(10) << __func__ << " " << e << ", requested " << requested_full_first
- << ".." << requested_full_last
- << ", ignoring" << dendl;
- return;
- }
- if (e >= requested_full_last) {
- dout(10) << __func__ << " " << e << ", requested " << requested_full_first
- << ".." << requested_full_last << ", resetting" << dendl;
- requested_full_first = requested_full_last = 0;
- return;
- }
-
- requested_full_first = e + 1;
-
- dout(10) << __func__ << " " << e << ", requested " << requested_full_first
- << ".." << requested_full_last
- << ", still need more" << dendl;
-}
-
-void OSD::requeue_failures()
-{
- Mutex::Locker l(heartbeat_lock);
- unsigned old_queue = failure_queue.size();
- unsigned old_pending = failure_pending.size();
- for (map<int,pair<utime_t,entity_inst_t> >::iterator p =
- failure_pending.begin();
- p != failure_pending.end(); ) {
- failure_queue[p->first] = p->second.first;
- failure_pending.erase(p++);
- }
- dout(10) << __func__ << " " << old_queue << " + " << old_pending << " -> "
- << failure_queue.size() << dendl;
-}
-
-void OSD::send_failures()
-{
- assert(map_lock.is_locked());
- assert(mon_report_lock.is_locked());
- Mutex::Locker l(heartbeat_lock);
- utime_t now = ceph_clock_now();
- while (!failure_queue.empty()) {
- int osd = failure_queue.begin()->first;
- if (!failure_pending.count(osd)) {
- entity_inst_t i = osdmap->get_inst(osd);
- int failed_for = (int)(double)(now - failure_queue.begin()->second);
- monc->send_mon_message(new MOSDFailure(monc->get_fsid(), i, failed_for,
- osdmap->get_epoch()));
- failure_pending[osd] = make_pair(failure_queue.begin()->second, i);
- }
- failure_queue.erase(osd);
- }
-}
-
-void OSD::send_still_alive(epoch_t epoch, const entity_inst_t &i)
-{
- MOSDFailure *m = new MOSDFailure(monc->get_fsid(), i, 0, epoch, MOSDFailure::FLAG_ALIVE);
- monc->send_mon_message(m);
-}
-
-void OSD::send_pg_stats(const utime_t &now)
-{
- assert(map_lock.is_locked());
- assert(osdmap->require_osd_release < CEPH_RELEASE_LUMINOUS);
- dout(20) << "send_pg_stats" << dendl;
-
- osd_stat_t cur_stat = service.get_osd_stat();
-
- cur_stat.os_perf_stat = store->get_cur_stats();
-
- pg_stat_queue_lock.Lock();
-
- if (osd_stat_updated || !pg_stat_queue.empty()) {
- last_pg_stats_sent = now;
- osd_stat_updated = false;
-
- dout(10) << "send_pg_stats - " << pg_stat_queue.size() << " pgs updated" << dendl;
-
- utime_t had_for(now);
- had_for -= had_map_since;
-
- MPGStats *m = new MPGStats(monc->get_fsid(), osdmap->get_epoch(), had_for);
-
- uint64_t tid = ++pg_stat_tid;
- m->set_tid(tid);
- m->osd_stat = cur_stat;
-
- xlist<PG*>::iterator p = pg_stat_queue.begin();
- while (!p.end()) {
- PG *pg = *p;
- ++p;
- if (!pg->is_primary()) { // we hold map_lock; role is stable.
- pg->stat_queue_item.remove_myself();
- pg->put("pg_stat_queue");
- continue;
- }
- pg->pg_stats_publish_lock.Lock();
- if (pg->pg_stats_publish_valid) {
- m->pg_stat[pg->info.pgid.pgid] = pg->pg_stats_publish;
- dout(25) << " sending " << pg->info.pgid << " " << pg->pg_stats_publish.reported_epoch << ":"
- << pg->pg_stats_publish.reported_seq << dendl;
- } else {
- dout(25) << " NOT sending " << pg->info.pgid << " " << pg->pg_stats_publish.reported_epoch << ":"
- << pg->pg_stats_publish.reported_seq << ", not valid" << dendl;
- }
- pg->pg_stats_publish_lock.Unlock();
- }
-
- if (last_pg_stats_ack == utime_t() || !outstanding_pg_stats.empty()) {
- last_pg_stats_ack = ceph_clock_now();
- }
- outstanding_pg_stats.insert(tid);
- dout(20) << __func__ << " updates pending: " << outstanding_pg_stats << dendl;
-
- monc->send_mon_message(m);
- }
-
- pg_stat_queue_lock.Unlock();
-}
-
-void OSD::handle_pg_stats_ack(MPGStatsAck *ack)
-{
- dout(10) << "handle_pg_stats_ack " << dendl;
-
- if (!require_mon_peer(ack)) {
- ack->put();
- return;
- }
-
- // NOTE: we may get replies from a previous mon even while
- // outstanding_pg_stats is empty if reconnecting races with replies
- // in flight.
-
- pg_stat_queue_lock.Lock();
-
- last_pg_stats_ack = ceph_clock_now();
-
- // decay timeout slowly (analogous to TCP)
- stats_ack_timeout =
- MAX(cct->_conf->osd_mon_ack_timeout,
- stats_ack_timeout * cct->_conf->osd_stats_ack_timeout_decay);
- dout(20) << __func__ << " timeout now " << stats_ack_timeout << dendl;
-
- if (ack->get_tid() > pg_stat_tid_flushed) {
- pg_stat_tid_flushed = ack->get_tid();
- pg_stat_queue_cond.Signal();
- }
-
- xlist<PG*>::iterator p = pg_stat_queue.begin();
- while (!p.end()) {
- PG *pg = *p;
- PGRef _pg(pg);
- ++p;
-
- auto acked = ack->pg_stat.find(pg->info.pgid.pgid);
- if (acked != ack->pg_stat.end()) {
- pg->pg_stats_publish_lock.Lock();
- if (acked->second.first == pg->pg_stats_publish.reported_seq &&
- acked->second.second == pg->pg_stats_publish.reported_epoch) {
- dout(25) << " ack on " << pg->info.pgid << " " << pg->pg_stats_publish.reported_epoch
- << ":" << pg->pg_stats_publish.reported_seq << dendl;
- pg->stat_queue_item.remove_myself();
- pg->put("pg_stat_queue");
- } else {
- dout(25) << " still pending " << pg->info.pgid << " " << pg->pg_stats_publish.reported_epoch
- << ":" << pg->pg_stats_publish.reported_seq << " > acked "
- << acked->second << dendl;
- }
- pg->pg_stats_publish_lock.Unlock();
- } else {
- dout(30) << " still pending " << pg->info.pgid << " " << pg->pg_stats_publish.reported_epoch
- << ":" << pg->pg_stats_publish.reported_seq << dendl;
- }
- }
-
- outstanding_pg_stats.erase(ack->get_tid());
- dout(20) << __func__ << " still pending: " << outstanding_pg_stats << dendl;
-
- pg_stat_queue_lock.Unlock();
-
- ack->put();
-}
-
-void OSD::flush_pg_stats()
-{
- dout(10) << "flush_pg_stats" << dendl;
- osd_lock.Unlock();
- utime_t now = ceph_clock_now();
- map_lock.get_read();
- mon_report_lock.Lock();
- send_pg_stats(now);
- mon_report_lock.Unlock();
- map_lock.put_read();
-
-
- pg_stat_queue_lock.Lock();
- uint64_t tid = pg_stat_tid;
- dout(10) << "flush_pg_stats waiting for stats tid " << tid << " to flush" << dendl;
- while (tid > pg_stat_tid_flushed)
- pg_stat_queue_cond.Wait(pg_stat_queue_lock);
- dout(10) << "flush_pg_stats finished waiting for stats tid " << tid << " to flush" << dendl;
- pg_stat_queue_lock.Unlock();
-
- osd_lock.Lock();
-}
-
-void OSD::send_beacon(const ceph::coarse_mono_clock::time_point& now)
-{
- const auto& monmap = monc->monmap;
- // send beacon to mon even if we are just connected, and the monmap is not
- // initialized yet by then.
- if (monmap.epoch > 0 &&
- monmap.get_required_features().contains_all(
- ceph::features::mon::FEATURE_LUMINOUS)) {
- dout(20) << __func__ << " sending" << dendl;
- MOSDBeacon* beacon = nullptr;
- {
- Mutex::Locker l{min_last_epoch_clean_lock};
- beacon = new MOSDBeacon(osdmap->get_epoch(), min_last_epoch_clean);
- std::swap(beacon->pgs, min_last_epoch_clean_pgs);
- last_sent_beacon = now;
- }
- monc->send_mon_message(beacon);
- } else {
- dout(20) << __func__ << " not sending" << dendl;
- }
-}
-
-void OSD::handle_command(MMonCommand *m)
-{
- if (!require_mon_peer(m)) {
- m->put();
- return;
- }
-
- Command *c = new Command(m->cmd, m->get_tid(), m->get_data(), NULL);
- command_wq.queue(c);
- m->put();
-}
-
-void OSD::handle_command(MCommand *m)
-{
- ConnectionRef con = m->get_connection();
- Session *session = static_cast<Session *>(con->get_priv());
- if (!session) {
- con->send_message(new MCommandReply(m, -EPERM));
- m->put();
- return;
- }
-
- OSDCap& caps = session->caps;
- session->put();
-
- if (!caps.allow_all() || m->get_source().is_mon()) {
- con->send_message(new MCommandReply(m, -EPERM));
- m->put();
- return;
- }
-
- Command *c = new Command(m->cmd, m->get_tid(), m->get_data(), con.get());
- command_wq.queue(c);
-
- m->put();
-}
-
-struct OSDCommand {
- string cmdstring;
- string helpstring;
- string module;
- string perm;
- string availability;
-} osd_commands[] = {
-
-#define COMMAND(parsesig, helptext, module, perm, availability) \
- {parsesig, helptext, module, perm, availability},
-
-// yes, these are really pg commands, but there's a limit to how
-// much work it's worth. The OSD returns all of them. Make this
-// form (pg <pgid> <cmd>) valid only for the cli.
-// Rest uses "tell <pgid> <cmd>"
-
-COMMAND("pg " \
- "name=pgid,type=CephPgid " \
- "name=cmd,type=CephChoices,strings=query", \
- "show details of a specific pg", "osd", "r", "cli")
-COMMAND("pg " \
- "name=pgid,type=CephPgid " \
- "name=cmd,type=CephChoices,strings=mark_unfound_lost " \
- "name=mulcmd,type=CephChoices,strings=revert|delete", \
- "mark all unfound objects in this pg as lost, either removing or reverting to a prior version if one is available",
- "osd", "rw", "cli")
-COMMAND("pg " \
- "name=pgid,type=CephPgid " \
- "name=cmd,type=CephChoices,strings=list_missing " \
- "name=offset,type=CephString,req=false",
- "list missing objects on this pg, perhaps starting at an offset given in JSON",
- "osd", "r", "cli")
-
-// new form: tell <pgid> <cmd> for both cli and rest
-
-COMMAND("query",
- "show details of a specific pg", "osd", "r", "cli,rest")
-COMMAND("mark_unfound_lost " \
- "name=mulcmd,type=CephChoices,strings=revert|delete", \
- "mark all unfound objects in this pg as lost, either removing or reverting to a prior version if one is available",
- "osd", "rw", "cli,rest")
-COMMAND("list_missing " \
- "name=offset,type=CephString,req=false",
- "list missing objects on this pg, perhaps starting at an offset given in JSON",
- "osd", "r", "cli,rest")
-COMMAND("perf histogram dump "
- "name=logger,type=CephString,req=false "
- "name=counter,type=CephString,req=false",
- "Get histogram data",
- "osd", "r", "cli,rest")
-
-// tell <osd.n> commands. Validation of osd.n must be special-cased in client
-COMMAND("version", "report version of OSD", "osd", "r", "cli,rest")
-COMMAND("get_command_descriptions", "list commands descriptions", "osd", "r", "cli,rest")
-COMMAND("injectargs " \
- "name=injected_args,type=CephString,n=N",
- "inject configuration arguments into running OSD",
- "osd", "rw", "cli,rest")
-COMMAND("config set " \
- "name=key,type=CephString name=value,type=CephString",
- "Set a configuration option at runtime (not persistent)",
- "osd", "rw", "cli,rest")
-COMMAND("cluster_log " \
- "name=level,type=CephChoices,strings=error,warning,info,debug " \
- "name=message,type=CephString,n=N",
- "log a message to the cluster log",
- "osd", "rw", "cli,rest")
-COMMAND("bench " \
- "name=count,type=CephInt,req=false " \
- "name=size,type=CephInt,req=false " \
- "name=object_size,type=CephInt,req=false " \
- "name=object_num,type=CephInt,req=false ", \
- "OSD benchmark: write <count> <size>-byte objects, " \
- "(default 1G size 4MB). Results in log.",
- "osd", "rw", "cli,rest")
-COMMAND("flush_pg_stats", "flush pg stats", "osd", "rw", "cli,rest")
-COMMAND("heap " \
- "name=heapcmd,type=CephChoices,strings=dump|start_profiler|stop_profiler|release|stats", \
- "show heap usage info (available only if compiled with tcmalloc)", \
- "osd", "rw", "cli,rest")
-COMMAND("debug dump_missing " \
- "name=filename,type=CephFilepath",
- "dump missing objects to a named file", "osd", "r", "cli,rest")
-COMMAND("debug kick_recovery_wq " \
- "name=delay,type=CephInt,range=0",
- "set osd_recovery_delay_start to <val>", "osd", "rw", "cli,rest")
-COMMAND("cpu_profiler " \
- "name=arg,type=CephChoices,strings=status|flush",
- "run cpu profiling on daemon", "osd", "rw", "cli,rest")
-COMMAND("dump_pg_recovery_stats", "dump pg recovery statistics",
- "osd", "r", "cli,rest")
-COMMAND("reset_pg_recovery_stats", "reset pg recovery statistics",
- "osd", "rw", "cli,rest")
-COMMAND("compact",
- "compact object store's omap. "
- "WARNING: Compaction probably slows your requests",
- "osd", "rw", "cli,rest")
-};
-
-void OSD::do_command(Connection *con, ceph_tid_t tid, vector<string>& cmd, bufferlist& data)
-{
- int r = 0;
- stringstream ss, ds;
- string rs;
- bufferlist odata;
-
- dout(20) << "do_command tid " << tid << " " << cmd << dendl;
-
- map<string, cmd_vartype> cmdmap;
- string prefix;
- string format;
- string pgidstr;
- boost::scoped_ptr<Formatter> f;
-
- if (cmd.empty()) {
- ss << "no command given";
- goto out;
- }
-
- if (!cmdmap_from_json(cmd, &cmdmap, ss)) {
- r = -EINVAL;
- goto out;
- }
-
- cmd_getval(cct, cmdmap, "prefix", prefix);
-
- if (prefix == "get_command_descriptions") {
- int cmdnum = 0;
- JSONFormatter *f = new JSONFormatter();
- f->open_object_section("command_descriptions");
- for (OSDCommand *cp = osd_commands;
- cp < &osd_commands[ARRAY_SIZE(osd_commands)]; cp++) {
-
- ostringstream secname;
- secname << "cmd" << setfill('0') << std::setw(3) << cmdnum;
- dump_cmddesc_to_json(f, secname.str(), cp->cmdstring, cp->helpstring,
- cp->module, cp->perm, cp->availability, 0);
- cmdnum++;
- }
- f->close_section(); // command_descriptions
-
- f->flush(ds);
- delete f;
- goto out;
- }
-
- cmd_getval(cct, cmdmap, "format", format);
- f.reset(Formatter::create(format));
-
- if (prefix == "version") {
- if (f) {
- f->open_object_section("version");
- f->dump_string("version", pretty_version_to_str());
- f->close_section();
- f->flush(ds);
- } else {
- ds << pretty_version_to_str();
- }
- goto out;
- }
- else if (prefix == "injectargs") {
- vector<string> argsvec;
- cmd_getval(cct, cmdmap, "injected_args", argsvec);
-
- if (argsvec.empty()) {
- r = -EINVAL;
- ss << "ignoring empty injectargs";
- goto out;
- }
- string args = argsvec.front();
- for (vector<string>::iterator a = ++argsvec.begin(); a != argsvec.end(); ++a)
- args += " " + *a;
- osd_lock.Unlock();
- r = cct->_conf->injectargs(args, &ss);
- osd_lock.Lock();
- }
- else if (prefix == "config set") {
- std::string key;
- std::string val;
- cmd_getval(cct, cmdmap, "key", key);
- cmd_getval(cct, cmdmap, "value", val);
- osd_lock.Unlock();
- r = cct->_conf->set_val(key, val, true, &ss);
- if (r == 0) {
- cct->_conf->apply_changes(nullptr);
- }
- osd_lock.Lock();
- }
- else if (prefix == "cluster_log") {
- vector<string> msg;
- cmd_getval(cct, cmdmap, "message", msg);
- if (msg.empty()) {
- r = -EINVAL;
- ss << "ignoring empty log message";
- goto out;
- }
- string message = msg.front();
- for (vector<string>::iterator a = ++msg.begin(); a != msg.end(); ++a)
- message += " " + *a;
- string lvl;
- cmd_getval(cct, cmdmap, "level", lvl);
- clog_type level = string_to_clog_type(lvl);
- if (level < 0) {
- r = -EINVAL;
- ss << "unknown level '" << lvl << "'";
- goto out;
- }
- clog->do_log(level, message);
- }
-
- // either 'pg <pgid> <command>' or
- // 'tell <pgid>' (which comes in without any of that prefix)?
-
- else if (prefix == "pg" ||
- prefix == "query" ||
- prefix == "mark_unfound_lost" ||
- prefix == "list_missing"
- ) {
- pg_t pgid;
-
- if (!cmd_getval(cct, cmdmap, "pgid", pgidstr)) {
- ss << "no pgid specified";
- r = -EINVAL;
- } else if (!pgid.parse(pgidstr.c_str())) {
- ss << "couldn't parse pgid '" << pgidstr << "'";
- r = -EINVAL;
- } else {
- spg_t pcand;
- PG *pg = nullptr;
- if (osdmap->get_primary_shard(pgid, &pcand) &&
- (pg = _lookup_lock_pg(pcand))) {
- if (pg->is_primary()) {
- // simulate pg <pgid> cmd= for pg->do-command
- if (prefix != "pg")
- cmd_putval(cct, cmdmap, "cmd", prefix);
- r = pg->do_command(cmdmap, ss, data, odata, con, tid);
- if (r == -EAGAIN) {
- pg->unlock();
- // don't reply, pg will do so async
- return;
- }
- } else {
- ss << "not primary for pgid " << pgid;
-
- // send them the latest diff to ensure they realize the mapping
- // has changed.
- service.send_incremental_map(osdmap->get_epoch() - 1, con, osdmap);
-
- // do not reply; they will get newer maps and realize they
- // need to resend.
- pg->unlock();
- return;
- }
- pg->unlock();
- } else {
- ss << "i don't have pgid " << pgid;
- r = -ENOENT;
- }
- }
- }
-
- else if (prefix == "bench") {
- int64_t count;
- int64_t bsize;
- int64_t osize, onum;
- // default count 1G, size 4MB
- cmd_getval(cct, cmdmap, "count", count, (int64_t)1 << 30);
- cmd_getval(cct, cmdmap, "size", bsize, (int64_t)4 << 20);
- cmd_getval(cct, cmdmap, "object_size", osize, (int64_t)0);
- cmd_getval(cct, cmdmap, "object_num", onum, (int64_t)0);
-
- ceph::shared_ptr<ObjectStore::Sequencer> osr (std::make_shared<
- ObjectStore::Sequencer>("bench"));
-
- uint32_t duration = cct->_conf->osd_bench_duration;
-
- if (bsize > (int64_t) cct->_conf->osd_bench_max_block_size) {
- // let us limit the block size because the next checks rely on it
- // having a sane value. If we allow any block size to be set things
- // can still go sideways.
- ss << "block 'size' values are capped at "
- << prettybyte_t(cct->_conf->osd_bench_max_block_size) << ". If you wish to use"
- << " a higher value, please adjust 'osd_bench_max_block_size'";
- r = -EINVAL;
- goto out;
- } else if (bsize < (int64_t) (1 << 20)) {
- // entering the realm of small block sizes.
- // limit the count to a sane value, assuming a configurable amount of
- // IOPS and duration, so that the OSD doesn't get hung up on this,
- // preventing timeouts from going off
- int64_t max_count =
- bsize * duration * cct->_conf->osd_bench_small_size_max_iops;
- if (count > max_count) {
- ss << "'count' values greater than " << max_count
- << " for a block size of " << prettybyte_t(bsize) << ", assuming "
- << cct->_conf->osd_bench_small_size_max_iops << " IOPS,"
- << " for " << duration << " seconds,"
- << " can cause ill effects on osd. "
- << " Please adjust 'osd_bench_small_size_max_iops' with a higher"
- << " value if you wish to use a higher 'count'.";
- r = -EINVAL;
- goto out;
- }
- } else {
- // 1MB block sizes are big enough so that we get more stuff done.
- // However, to avoid the osd from getting hung on this and having
- // timers being triggered, we are going to limit the count assuming
- // a configurable throughput and duration.
- // NOTE: max_count is the total amount of bytes that we believe we
- // will be able to write during 'duration' for the given
- // throughput. The block size hardly impacts this unless it's
- // way too big. Given we already check how big the block size
- // is, it's safe to assume everything will check out.
- int64_t max_count =
- cct->_conf->osd_bench_large_size_max_throughput * duration;
- if (count > max_count) {
- ss << "'count' values greater than " << max_count
- << " for a block size of " << prettybyte_t(bsize) << ", assuming "
- << prettybyte_t(cct->_conf->osd_bench_large_size_max_throughput) << "/s,"
- << " for " << duration << " seconds,"
- << " can cause ill effects on osd. "
- << " Please adjust 'osd_bench_large_size_max_throughput'"
- << " with a higher value if you wish to use a higher 'count'.";
- r = -EINVAL;
- goto out;
- }
- }
-
- if (osize && bsize > osize)
- bsize = osize;
-
- dout(1) << " bench count " << count
- << " bsize " << prettybyte_t(bsize) << dendl;
-
- ObjectStore::Transaction cleanupt;
-
- if (osize && onum) {
- bufferlist bl;
- bufferptr bp(osize);
- bp.zero();
- bl.push_back(std::move(bp));
- bl.rebuild_page_aligned();
- for (int i=0; i<onum; ++i) {
- char nm[30];
- snprintf(nm, sizeof(nm), "disk_bw_test_%d", i);
- object_t oid(nm);
- hobject_t soid(sobject_t(oid, 0));
- ObjectStore::Transaction t;
- t.write(coll_t(), ghobject_t(soid), 0, osize, bl);
- store->queue_transaction(osr.get(), std::move(t), NULL);
- cleanupt.remove(coll_t(), ghobject_t(soid));
- }
- }
-
- bufferlist bl;
- bufferptr bp(bsize);
- bp.zero();
- bl.push_back(std::move(bp));
- bl.rebuild_page_aligned();
-
- {
- C_SaferCond waiter;
- if (!osr->flush_commit(&waiter)) {
- waiter.wait();
- }
- }
-
- utime_t start = ceph_clock_now();
- for (int64_t pos = 0; pos < count; pos += bsize) {
- char nm[30];
- unsigned offset = 0;
- if (onum && osize) {
- snprintf(nm, sizeof(nm), "disk_bw_test_%d", (int)(rand() % onum));
- offset = rand() % (osize / bsize) * bsize;
- } else {
- snprintf(nm, sizeof(nm), "disk_bw_test_%lld", (long long)pos);
- }
- object_t oid(nm);
- hobject_t soid(sobject_t(oid, 0));
- ObjectStore::Transaction t;
- t.write(coll_t::meta(), ghobject_t(soid), offset, bsize, bl);
- store->queue_transaction(osr.get(), std::move(t), NULL);
- if (!onum || !osize)
- cleanupt.remove(coll_t::meta(), ghobject_t(soid));
- }
-
- {
- C_SaferCond waiter;
- if (!osr->flush_commit(&waiter)) {
- waiter.wait();
- }
- }
- utime_t end = ceph_clock_now();
-
- // clean up
- store->queue_transaction(osr.get(), std::move(cleanupt), NULL);
- {
- C_SaferCond waiter;
- if (!osr->flush_commit(&waiter)) {
- waiter.wait();
- }
- }
-
- uint64_t rate = (double)count / (end - start);
- if (f) {
- f->open_object_section("osd_bench_results");
- f->dump_int("bytes_written", count);
- f->dump_int("blocksize", bsize);
- f->dump_unsigned("bytes_per_sec", rate);
- f->close_section();
- f->flush(ss);
- } else {
- ss << "bench: wrote " << prettybyte_t(count)
- << " in blocks of " << prettybyte_t(bsize) << " in "
- << (end-start) << " sec at " << prettybyte_t(rate) << "/sec";
- }
- }
-
- else if (prefix == "flush_pg_stats") {
- if (osdmap->require_osd_release >= CEPH_RELEASE_LUMINOUS) {
- mgrc.send_pgstats();
- ds << service.get_osd_stat_seq() << "\n";
- } else {
- flush_pg_stats();
- }
- }
-
- else if (prefix == "heap") {
- r = ceph::osd_cmds::heap(*cct, cmdmap, *f, ds);
- }
-
- else if (prefix == "debug dump_missing") {
- string file_name;
- cmd_getval(cct, cmdmap, "filename", file_name);
- std::ofstream fout(file_name.c_str());
- if (!fout.is_open()) {
- ss << "failed to open file '" << file_name << "'";
- r = -EINVAL;
- goto out;
- }
-
- fout << "*** osd " << whoami << ": dump_missing ***" << std::endl;
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t, PG*>::const_iterator pg_map_e = pg_map.begin();
- pg_map_e != pg_map.end(); ++pg_map_e) {
- PG *pg = pg_map_e->second;
- pg->lock();
-
- fout << *pg << std::endl;
- std::map<hobject_t, pg_missing_item>::const_iterator mend =
- pg->pg_log.get_missing().get_items().end();
- std::map<hobject_t, pg_missing_item>::const_iterator mi =
- pg->pg_log.get_missing().get_items().begin();
- for (; mi != mend; ++mi) {
- fout << mi->first << " -> " << mi->second << std::endl;
- if (!pg->missing_loc.needs_recovery(mi->first))
- continue;
- if (pg->missing_loc.is_unfound(mi->first))
- fout << " unfound ";
- const set<pg_shard_t> &mls(pg->missing_loc.get_locations(mi->first));
- if (mls.empty())
- continue;
- fout << "missing_loc: " << mls << std::endl;
- }
- pg->unlock();
- fout << std::endl;
- }
-
- fout.close();
- }
- else if (prefix == "debug kick_recovery_wq") {
- int64_t delay;
- cmd_getval(cct, cmdmap, "delay", delay);
- ostringstream oss;
- oss << delay;
- r = cct->_conf->set_val("osd_recovery_delay_start", oss.str().c_str());
- if (r != 0) {
- ss << "kick_recovery_wq: error setting "
- << "osd_recovery_delay_start to '" << delay << "': error "
- << r;
- goto out;
- }
- cct->_conf->apply_changes(NULL);
- ss << "kicking recovery queue. set osd_recovery_delay_start "
- << "to " << cct->_conf->osd_recovery_delay_start;
- }
-
- else if (prefix == "cpu_profiler") {
- string arg;
- cmd_getval(cct, cmdmap, "arg", arg);
- vector<string> argvec;
- get_str_vec(arg, argvec);
- cpu_profiler_handle_command(argvec, ds);
- }
-
- else if (prefix == "dump_pg_recovery_stats") {
- stringstream s;
- if (f) {
- pg_recovery_stats.dump_formatted(f.get());
- f->flush(ds);
- } else {
- pg_recovery_stats.dump(s);
- ds << "dump pg recovery stats: " << s.str();
- }
- }
-
- else if (prefix == "reset_pg_recovery_stats") {
- ss << "reset pg recovery stats";
- pg_recovery_stats.reset();
- }
-
- else if (prefix == "perf histogram dump") {
- std::string logger;
- std::string counter;
- cmd_getval(cct, cmdmap, "logger", logger);
- cmd_getval(cct, cmdmap, "counter", counter);
- if (f) {
- cct->get_perfcounters_collection()->dump_formatted_histograms(
- f.get(), false, logger, counter);
- f->flush(ds);
- }
- }
-
- else if (prefix == "compact") {
- dout(1) << "triggering manual compaction" << dendl;
- auto start = ceph::coarse_mono_clock::now();
- store->compact();
- auto end = ceph::coarse_mono_clock::now();
- auto time_span = chrono::duration_cast<chrono::duration<double>>(end - start);
- dout(1) << "finished manual compaction in "
- << time_span.count()
- << " seconds" << dendl;
- ss << "compacted omap in " << time_span.count() << " seconds";
- }
-
- else {
- ss << "unrecognized command! " << cmd;
- r = -EINVAL;
- }
-
- out:
- rs = ss.str();
- odata.append(ds);
- dout(0) << "do_command r=" << r << " " << rs << dendl;
- clog->info() << rs;
- if (con) {
- MCommandReply *reply = new MCommandReply(r, rs);
- reply->set_tid(tid);
- reply->set_data(odata);
- con->send_message(reply);
- }
-}
-
-bool OSD::heartbeat_dispatch(Message *m)
-{
- dout(30) << "heartbeat_dispatch " << m << dendl;
- switch (m->get_type()) {
-
- case CEPH_MSG_PING:
- dout(10) << "ping from " << m->get_source_inst() << dendl;
- m->put();
- break;
-
- case MSG_OSD_PING:
- handle_osd_ping(static_cast<MOSDPing*>(m));
- break;
-
- default:
- dout(0) << "dropping unexpected message " << *m << " from " << m->get_source_inst() << dendl;
- m->put();
- }
-
- return true;
-}
-
-bool OSD::ms_dispatch(Message *m)
-{
- dout(20) << "OSD::ms_dispatch: " << *m << dendl;
- if (m->get_type() == MSG_OSD_MARK_ME_DOWN) {
- service.got_stop_ack();
- m->put();
- return true;
- }
-
- // lock!
-
- osd_lock.Lock();
- if (is_stopping()) {
- osd_lock.Unlock();
- m->put();
- return true;
- }
-
- do_waiters();
- _dispatch(m);
-
- osd_lock.Unlock();
-
- return true;
-}
-
-void OSD::maybe_share_map(
- Session *session,
- OpRequestRef op,
- OSDMapRef osdmap)
-{
- if (!op->check_send_map) {
- return;
- }
- epoch_t last_sent_epoch = 0;
-
- session->sent_epoch_lock.lock();
- last_sent_epoch = session->last_sent_epoch;
- session->sent_epoch_lock.unlock();
-
- const Message *m = op->get_req();
- service.share_map(
- m->get_source(),
- m->get_connection().get(),
- op->sent_epoch,
- osdmap,
- session ? &last_sent_epoch : NULL);
-
- session->sent_epoch_lock.lock();
- if (session->last_sent_epoch < last_sent_epoch) {
- session->last_sent_epoch = last_sent_epoch;
- }
- session->sent_epoch_lock.unlock();
-
- op->check_send_map = false;
-}
-
-void OSD::dispatch_session_waiting(Session *session, OSDMapRef osdmap)
-{
- assert(session->session_dispatch_lock.is_locked());
-
- auto i = session->waiting_on_map.begin();
- while (i != session->waiting_on_map.end()) {
- OpRequestRef op = &(*i);
- assert(ms_can_fast_dispatch(op->get_req()));
- const MOSDFastDispatchOp *m = static_cast<const MOSDFastDispatchOp*>(
- op->get_req());
- if (m->get_min_epoch() > osdmap->get_epoch()) {
- break;
- }
- session->waiting_on_map.erase(i++);
- op->put();
-
- spg_t pgid;
- if (m->get_type() == CEPH_MSG_OSD_OP) {
- pg_t actual_pgid = osdmap->raw_pg_to_pg(
- static_cast<const MOSDOp*>(m)->get_pg());
- if (!osdmap->get_primary_shard(actual_pgid, &pgid)) {
- continue;
- }
- } else {
- pgid = m->get_spg();
- }
- enqueue_op(pgid, op, m->get_map_epoch());
- }
-
- if (session->waiting_on_map.empty()) {
- clear_session_waiting_on_map(session);
- } else {
- register_session_waiting_on_map(session);
- }
-}
-
-void OSD::ms_fast_dispatch(Message *m)
-{
- FUNCTRACE();
- if (service.is_stopping()) {
- m->put();
- return;
- }
- OpRequestRef op = op_tracker.create_request<OpRequest, Message*>(m);
- {
-#ifdef WITH_LTTNG
- osd_reqid_t reqid = op->get_reqid();
-#endif
- tracepoint(osd, ms_fast_dispatch, reqid.name._type,
- reqid.name._num, reqid.tid, reqid.inc);
- }
-
- if (m->trace)
- op->osd_trace.init("osd op", &trace_endpoint, &m->trace);
-
- // note sender epoch, min req'd epoch
- op->sent_epoch = static_cast<MOSDFastDispatchOp*>(m)->get_map_epoch();
- op->min_epoch = static_cast<MOSDFastDispatchOp*>(m)->get_min_epoch();
- assert(op->min_epoch <= op->sent_epoch); // sanity check!
-
- service.maybe_inject_dispatch_delay();
-
- if (m->get_connection()->has_features(CEPH_FEATUREMASK_RESEND_ON_SPLIT) ||
- m->get_type() != CEPH_MSG_OSD_OP) {
- // queue it directly
- enqueue_op(
- static_cast<MOSDFastDispatchOp*>(m)->get_spg(),
- op,
- static_cast<MOSDFastDispatchOp*>(m)->get_map_epoch());
- } else {
- // legacy client, and this is an MOSDOp (the *only* fast dispatch
- // message that didn't have an explicit spg_t); we need to map
- // them to an spg_t while preserving delivery order.
- Session *session = static_cast<Session*>(m->get_connection()->get_priv());
- if (session) {
- {
- Mutex::Locker l(session->session_dispatch_lock);
- op->get();
- session->waiting_on_map.push_back(*op);
- OSDMapRef nextmap = service.get_nextmap_reserved();
- dispatch_session_waiting(session, nextmap);
- service.release_map(nextmap);
- }
- session->put();
- }
- }
- OID_EVENT_TRACE_WITH_MSG(m, "MS_FAST_DISPATCH_END", false);
-}
-
-void OSD::ms_fast_preprocess(Message *m)
-{
- if (m->get_connection()->get_peer_type() == CEPH_ENTITY_TYPE_OSD) {
- if (m->get_type() == CEPH_MSG_OSD_MAP) {
- MOSDMap *mm = static_cast<MOSDMap*>(m);
- Session *s = static_cast<Session*>(m->get_connection()->get_priv());
- if (s) {
- s->received_map_lock.lock();
- s->received_map_epoch = mm->get_last();
- s->received_map_lock.unlock();
- s->put();
- }
- }
- }
-}
-
-bool OSD::ms_get_authorizer(int dest_type, AuthAuthorizer **authorizer, bool force_new)
-{
- dout(10) << "OSD::ms_get_authorizer type=" << ceph_entity_type_name(dest_type) << dendl;
-
- if (is_stopping()) {
- dout(10) << __func__ << " bailing, we are shutting down" << dendl;
- return false;
- }
-
- if (dest_type == CEPH_ENTITY_TYPE_MON)
- return true;
-
- if (force_new) {
- /* the MonClient checks keys every tick(), so we should just wait for that cycle
- to get through */
- if (monc->wait_auth_rotating(10) < 0) {
- derr << "OSD::ms_get_authorizer wait_auth_rotating failed" << dendl;
- return false;
- }
- }
-
- *authorizer = monc->build_authorizer(dest_type);
- return *authorizer != NULL;
-}
-
-
-bool OSD::ms_verify_authorizer(Connection *con, int peer_type,
- int protocol, bufferlist& authorizer_data, bufferlist& authorizer_reply,
- bool& isvalid, CryptoKey& session_key)
-{
- AuthAuthorizeHandler *authorize_handler = 0;
- switch (peer_type) {
- case CEPH_ENTITY_TYPE_MDS:
- /*
- * note: mds is technically a client from our perspective, but
- * this makes the 'cluster' consistent w/ monitor's usage.
- */
- case CEPH_ENTITY_TYPE_OSD:
- case CEPH_ENTITY_TYPE_MGR:
- authorize_handler = authorize_handler_cluster_registry->get_handler(protocol);
- break;
- default:
- authorize_handler = authorize_handler_service_registry->get_handler(protocol);
- }
- if (!authorize_handler) {
- dout(0) << "No AuthAuthorizeHandler found for protocol " << protocol << dendl;
- isvalid = false;
- return true;
- }
-
- AuthCapsInfo caps_info;
- EntityName name;
- uint64_t global_id;
- uint64_t auid = CEPH_AUTH_UID_DEFAULT;
-
- RotatingKeyRing *keys = monc->rotating_secrets.get();
- if (keys) {
- isvalid = authorize_handler->verify_authorizer(
- cct, keys,
- authorizer_data, authorizer_reply, name, global_id, caps_info, session_key,
- &auid);
- } else {
- dout(10) << __func__ << " no rotating_keys (yet), denied" << dendl;
- isvalid = false;
- }
-
- if (isvalid) {
- Session *s = static_cast<Session *>(con->get_priv());
- if (!s) {
- s = new Session(cct);
- con->set_priv(s->get());
- s->con = con;
- dout(10) << " new session " << s << " con=" << s->con << " addr=" << s->con->get_peer_addr() << dendl;
- }
-
- s->entity_name = name;
- if (caps_info.allow_all)
- s->caps.set_allow_all();
- s->auid = auid;
-
- if (caps_info.caps.length() > 0) {
- bufferlist::iterator p = caps_info.caps.begin();
- string str;
- try {
- ::decode(str, p);
- }
- catch (buffer::error& e) {
- }
- bool success = s->caps.parse(str);
- if (success)
- dout(10) << " session " << s << " " << s->entity_name << " has caps " << s->caps << " '" << str << "'" << dendl;
- else
- dout(10) << " session " << s << " " << s->entity_name << " failed to parse caps '" << str << "'" << dendl;
- }
-
- s->put();
- }
- return true;
-}
-
-void OSD::do_waiters()
-{
- assert(osd_lock.is_locked());
-
- dout(10) << "do_waiters -- start" << dendl;
- while (!finished.empty()) {
- OpRequestRef next = finished.front();
- finished.pop_front();
- dispatch_op(next);
- }
- dout(10) << "do_waiters -- finish" << dendl;
-}
-
-void OSD::dispatch_op(OpRequestRef op)
-{
- switch (op->get_req()->get_type()) {
-
- case MSG_OSD_PG_CREATE:
- handle_pg_create(op);
- break;
- case MSG_OSD_PG_NOTIFY:
- handle_pg_notify(op);
- break;
- case MSG_OSD_PG_QUERY:
- handle_pg_query(op);
- break;
- case MSG_OSD_PG_LOG:
- handle_pg_log(op);
- break;
- case MSG_OSD_PG_REMOVE:
- handle_pg_remove(op);
- break;
- case MSG_OSD_PG_INFO:
- handle_pg_info(op);
- break;
- case MSG_OSD_PG_TRIM:
- handle_pg_trim(op);
- break;
- case MSG_OSD_BACKFILL_RESERVE:
- handle_pg_backfill_reserve(op);
- break;
- case MSG_OSD_RECOVERY_RESERVE:
- handle_pg_recovery_reserve(op);
- break;
- }
-}
-
-void OSD::_dispatch(Message *m)
-{
- assert(osd_lock.is_locked());
- dout(20) << "_dispatch " << m << " " << *m << dendl;
-
- switch (m->get_type()) {
-
- // -- don't need lock --
- case CEPH_MSG_PING:
- dout(10) << "ping from " << m->get_source() << dendl;
- m->put();
- break;
-
- // -- don't need OSDMap --
-
- // map and replication
- case CEPH_MSG_OSD_MAP:
- handle_osd_map(static_cast<MOSDMap*>(m));
- break;
-
- // osd
- case MSG_PGSTATSACK:
- handle_pg_stats_ack(static_cast<MPGStatsAck*>(m));
- break;
-
- case MSG_MON_COMMAND:
- handle_command(static_cast<MMonCommand*>(m));
- break;
- case MSG_COMMAND:
- handle_command(static_cast<MCommand*>(m));
- break;
-
- case MSG_OSD_SCRUB:
- handle_scrub(static_cast<MOSDScrub*>(m));
- break;
-
- case MSG_OSD_FORCE_RECOVERY:
- handle_force_recovery(m);
- break;
-
- // -- need OSDMap --
-
- case MSG_OSD_PG_CREATE:
- case MSG_OSD_PG_NOTIFY:
- case MSG_OSD_PG_QUERY:
- case MSG_OSD_PG_LOG:
- case MSG_OSD_PG_REMOVE:
- case MSG_OSD_PG_INFO:
- case MSG_OSD_PG_TRIM:
- case MSG_OSD_BACKFILL_RESERVE:
- case MSG_OSD_RECOVERY_RESERVE:
- {
- OpRequestRef op = op_tracker.create_request<OpRequest, Message*>(m);
- if (m->trace)
- op->osd_trace.init("osd op", &trace_endpoint, &m->trace);
- // no map? starting up?
- if (!osdmap) {
- dout(7) << "no OSDMap, not booted" << dendl;
- logger->inc(l_osd_waiting_for_map);
- waiting_for_osdmap.push_back(op);
- op->mark_delayed("no osdmap");
- break;
- }
-
- // need OSDMap
- dispatch_op(op);
- }
- }
-}
-
-void OSD::handle_pg_scrub(MOSDScrub *m, PG *pg)
-{
- pg->lock();
- if (pg->is_primary()) {
- pg->unreg_next_scrub();
- pg->scrubber.must_scrub = true;
- pg->scrubber.must_deep_scrub = m->deep || m->repair;
- pg->scrubber.must_repair = m->repair;
- pg->reg_next_scrub();
- dout(10) << "marking " << *pg << " for scrub" << dendl;
- }
- pg->unlock();
-}
-
-void OSD::handle_scrub(MOSDScrub *m)
-{
- dout(10) << "handle_scrub " << *m << dendl;
- if (!require_mon_or_mgr_peer(m)) {
- m->put();
- return;
- }
- if (m->fsid != monc->get_fsid()) {
- dout(0) << "handle_scrub fsid " << m->fsid << " != " << monc->get_fsid() << dendl;
- m->put();
- return;
- }
-
- RWLock::RLocker l(pg_map_lock);
- if (m->scrub_pgs.empty()) {
- for (ceph::unordered_map<spg_t, PG*>::iterator p = pg_map.begin();
- p != pg_map.end();
- ++p)
- handle_pg_scrub(m, p->second);
- } else {
- for (vector<pg_t>::iterator p = m->scrub_pgs.begin();
- p != m->scrub_pgs.end();
- ++p) {
- spg_t pcand;
- if (osdmap->get_primary_shard(*p, &pcand)) {
- auto pg_map_entry = pg_map.find(pcand);
- if (pg_map_entry != pg_map.end()) {
- handle_pg_scrub(m, pg_map_entry->second);
- }
- }
- }
- }
-
- m->put();
-}
-
-bool OSD::scrub_random_backoff()
-{
- bool coin_flip = (rand() / (double)RAND_MAX >=
- cct->_conf->osd_scrub_backoff_ratio);
- if (!coin_flip) {
- dout(20) << "scrub_random_backoff lost coin flip, randomly backing off" << dendl;
- return true;
- }
- return false;
-}
-
-OSDService::ScrubJob::ScrubJob(CephContext* cct,
- const spg_t& pg, const utime_t& timestamp,
- double pool_scrub_min_interval,
- double pool_scrub_max_interval, bool must)
- : cct(cct),
- pgid(pg),
- sched_time(timestamp),
- deadline(timestamp)
-{
- // if not explicitly requested, postpone the scrub with a random delay
- if (!must) {
- double scrub_min_interval = pool_scrub_min_interval > 0 ?
- pool_scrub_min_interval : cct->_conf->osd_scrub_min_interval;
- double scrub_max_interval = pool_scrub_max_interval > 0 ?
- pool_scrub_max_interval : cct->_conf->osd_scrub_max_interval;
-
- sched_time += scrub_min_interval;
- double r = rand() / (double)RAND_MAX;
- sched_time +=
- scrub_min_interval * cct->_conf->osd_scrub_interval_randomize_ratio * r;
- deadline += scrub_max_interval;
- }
-}
-
-bool OSDService::ScrubJob::ScrubJob::operator<(const OSDService::ScrubJob& rhs) const {
- if (sched_time < rhs.sched_time)
- return true;
- if (sched_time > rhs.sched_time)
- return false;
- return pgid < rhs.pgid;
-}
-
-bool OSD::scrub_time_permit(utime_t now)
-{
- struct tm bdt;
- time_t tt = now.sec();
- localtime_r(&tt, &bdt);
- bool time_permit = false;
- if (cct->_conf->osd_scrub_begin_hour < cct->_conf->osd_scrub_end_hour) {
- if (bdt.tm_hour >= cct->_conf->osd_scrub_begin_hour && bdt.tm_hour < cct->_conf->osd_scrub_end_hour) {
- time_permit = true;
- }
- } else {
- if (bdt.tm_hour >= cct->_conf->osd_scrub_begin_hour || bdt.tm_hour < cct->_conf->osd_scrub_end_hour) {
- time_permit = true;
- }
- }
- if (!time_permit) {
- dout(20) << __func__ << " should run between " << cct->_conf->osd_scrub_begin_hour
- << " - " << cct->_conf->osd_scrub_end_hour
- << " now " << bdt.tm_hour << " = no" << dendl;
- } else {
- dout(20) << __func__ << " should run between " << cct->_conf->osd_scrub_begin_hour
- << " - " << cct->_conf->osd_scrub_end_hour
- << " now " << bdt.tm_hour << " = yes" << dendl;
- }
- return time_permit;
-}
-
-bool OSD::scrub_load_below_threshold()
-{
- double loadavgs[3];
- if (getloadavg(loadavgs, 3) != 3) {
- dout(10) << __func__ << " couldn't read loadavgs\n" << dendl;
- return false;
- }
-
- // allow scrub if below configured threshold
- if (loadavgs[0] < cct->_conf->osd_scrub_load_threshold) {
- dout(20) << __func__ << " loadavg " << loadavgs[0]
- << " < max " << cct->_conf->osd_scrub_load_threshold
- << " = yes" << dendl;
- return true;
- }
-
- // allow scrub if below daily avg and currently decreasing
- if (loadavgs[0] < daily_loadavg && loadavgs[0] < loadavgs[2]) {
- dout(20) << __func__ << " loadavg " << loadavgs[0]
- << " < daily_loadavg " << daily_loadavg
- << " and < 15m avg " << loadavgs[2]
- << " = yes" << dendl;
- return true;
- }
-
- dout(20) << __func__ << " loadavg " << loadavgs[0]
- << " >= max " << cct->_conf->osd_scrub_load_threshold
- << " and ( >= daily_loadavg " << daily_loadavg
- << " or >= 15m avg " << loadavgs[2]
- << ") = no" << dendl;
- return false;
-}
-
-void OSD::sched_scrub()
-{
- // if not permitted, fail fast
- if (!service.can_inc_scrubs_pending()) {
- return;
- }
- if (!cct->_conf->osd_scrub_during_recovery && service.is_recovery_active()) {
- dout(20) << __func__ << " not scheduling scrubs due to active recovery" << dendl;
- return;
- }
-
-
- utime_t now = ceph_clock_now();
- bool time_permit = scrub_time_permit(now);
- bool load_is_low = scrub_load_below_threshold();
- dout(20) << "sched_scrub load_is_low=" << (int)load_is_low << dendl;
-
- OSDService::ScrubJob scrub;
- if (service.first_scrub_stamp(&scrub)) {
- do {
- dout(30) << "sched_scrub examine " << scrub.pgid << " at " << scrub.sched_time << dendl;
-
- if (scrub.sched_time > now) {
- // save ourselves some effort
- dout(10) << "sched_scrub " << scrub.pgid << " scheduled at " << scrub.sched_time
- << " > " << now << dendl;
- break;
- }
-
- if ((scrub.deadline >= now) && !(time_permit && load_is_low)) {
- dout(10) << __func__ << " not scheduling scrub for " << scrub.pgid << " due to "
- << (!time_permit ? "time not permit" : "high load") << dendl;
- continue;
- }
-
- PG *pg = _lookup_lock_pg(scrub.pgid);
- if (!pg)
- continue;
- if (pg->get_pgbackend()->scrub_supported() && pg->is_active()) {
- dout(10) << "sched_scrub scrubbing " << scrub.pgid << " at " << scrub.sched_time
- << (pg->scrubber.must_scrub ? ", explicitly requested" :
- (load_is_low ? ", load_is_low" : " deadline < now"))
- << dendl;
- if (pg->sched_scrub()) {
- pg->unlock();
- break;
- }
- }
- pg->unlock();
- } while (service.next_scrub_stamp(scrub, &scrub));
- }
- dout(20) << "sched_scrub done" << dendl;
-}
-
-
-
-// =====================================================
-// MAP
-
-void OSD::wait_for_new_map(OpRequestRef op)
-{
- // ask?
- if (waiting_for_osdmap.empty()) {
- osdmap_subscribe(osdmap->get_epoch() + 1, false);
- }
-
- logger->inc(l_osd_waiting_for_map);
- waiting_for_osdmap.push_back(op);
- op->mark_delayed("wait for new map");
-}
-
-
-/** update_map
- * assimilate new OSDMap(s). scan pgs, etc.
- */
-
-void OSD::note_down_osd(int peer)
-{
- assert(osd_lock.is_locked());
- cluster_messenger->mark_down(osdmap->get_cluster_addr(peer));
-
- heartbeat_lock.Lock();
- failure_queue.erase(peer);
- failure_pending.erase(peer);
- map<int,HeartbeatInfo>::iterator p = heartbeat_peers.find(peer);
- if (p != heartbeat_peers.end()) {
- p->second.con_back->mark_down();
- if (p->second.con_front) {
- p->second.con_front->mark_down();
- }
- heartbeat_peers.erase(p);
- }
- heartbeat_lock.Unlock();
-}
-
-void OSD::note_up_osd(int peer)
-{
- service.forget_peer_epoch(peer, osdmap->get_epoch() - 1);
- heartbeat_set_peers_need_update();
-}
-
-struct C_OnMapCommit : public Context {
- OSD *osd;
- epoch_t first, last;
- MOSDMap *msg;
- C_OnMapCommit(OSD *o, epoch_t f, epoch_t l, MOSDMap *m)
- : osd(o), first(f), last(l), msg(m) {}
- void finish(int r) override {
- osd->_committed_osd_maps(first, last, msg);
- msg->put();
- }
-};
-
-struct C_OnMapApply : public Context {
- OSDService *service;
- list<OSDMapRef> pinned_maps;
- epoch_t e;
- C_OnMapApply(OSDService *service,
- const list<OSDMapRef> &pinned_maps,
- epoch_t e)
- : service(service), pinned_maps(pinned_maps), e(e) {}
- void finish(int r) override {
- service->clear_map_bl_cache_pins(e);
- }
-};
-
-void OSD::osdmap_subscribe(version_t epoch, bool force_request)
-{
- Mutex::Locker l(osdmap_subscribe_lock);
- if (latest_subscribed_epoch >= epoch && !force_request)
- return;
-
- latest_subscribed_epoch = MAX(epoch, latest_subscribed_epoch);
-
- if (monc->sub_want_increment("osdmap", epoch, CEPH_SUBSCRIBE_ONETIME) ||
- force_request) {
- monc->renew_subs();
- }
-}
-
-void OSD::trim_maps(epoch_t oldest, int nreceived, bool skip_maps)
-{
- epoch_t min = std::min(oldest, service.map_cache.cached_key_lower_bound());
- if (min <= superblock.oldest_map)
- return;
-
- int num = 0;
- ObjectStore::Transaction t;
- for (epoch_t e = superblock.oldest_map; e < min; ++e) {
- dout(20) << " removing old osdmap epoch " << e << dendl;
- t.remove(coll_t::meta(), get_osdmap_pobject_name(e));
- t.remove(coll_t::meta(), get_inc_osdmap_pobject_name(e));
- superblock.oldest_map = e + 1;
- num++;
- if (num >= cct->_conf->osd_target_transaction_size && num >= nreceived) {
- service.publish_superblock(superblock);
- write_superblock(t);
- int tr = store->queue_transaction(service.meta_osr.get(), std::move(t), nullptr);
- assert(tr == 0);
- num = 0;
- if (!skip_maps) {
- // skip_maps leaves us with a range of old maps if we fail to remove all
- // of them before moving superblock.oldest_map forward to the first map
- // in the incoming MOSDMap msg. so we should continue removing them in
- // this case, even we could do huge series of delete transactions all at
- // once.
- break;
- }
- }
- }
- if (num > 0) {
- service.publish_superblock(superblock);
- write_superblock(t);
- int tr = store->queue_transaction(service.meta_osr.get(), std::move(t), nullptr);
- assert(tr == 0);
- }
- // we should not remove the cached maps
- assert(min <= service.map_cache.cached_key_lower_bound());
-}
-
-void OSD::handle_osd_map(MOSDMap *m)
-{
- assert(osd_lock.is_locked());
- // Keep a ref in the list until we get the newly received map written
- // onto disk. This is important because as long as the refs are alive,
- // the OSDMaps will be pinned in the cache and we won't try to read it
- // off of disk. Otherwise these maps will probably not stay in the cache,
- // and reading those OSDMaps before they are actually written can result
- // in a crash.
- list<OSDMapRef> pinned_maps;
- if (m->fsid != monc->get_fsid()) {
- dout(0) << "handle_osd_map fsid " << m->fsid << " != "
- << monc->get_fsid() << dendl;
- m->put();
- return;
- }
- if (is_initializing()) {
- dout(0) << "ignoring osdmap until we have initialized" << dendl;
- m->put();
- return;
- }
-
- Session *session = static_cast<Session *>(m->get_connection()->get_priv());
- if (session && !(session->entity_name.is_mon() ||
- session->entity_name.is_osd())) {
- //not enough perms!
- dout(10) << "got osd map from Session " << session
- << " which we can't take maps from (not a mon or osd)" << dendl;
- m->put();
- session->put();
- return;
- }
- if (session)
- session->put();
-
- // share with the objecter
- if (!is_preboot())
- service.objecter->handle_osd_map(m);
-
- epoch_t first = m->get_first();
- epoch_t last = m->get_last();
- dout(3) << "handle_osd_map epochs [" << first << "," << last << "], i have "
- << superblock.newest_map
- << ", src has [" << m->oldest_map << "," << m->newest_map << "]"
- << dendl;
-
- logger->inc(l_osd_map);
- logger->inc(l_osd_mape, last - first + 1);
- if (first <= superblock.newest_map)
- logger->inc(l_osd_mape_dup, superblock.newest_map - first + 1);
- if (service.max_oldest_map < m->oldest_map) {
- service.max_oldest_map = m->oldest_map;
- assert(service.max_oldest_map >= superblock.oldest_map);
- }
-
- // make sure there is something new, here, before we bother flushing
- // the queues and such
- if (last <= superblock.newest_map) {
- dout(10) << " no new maps here, dropping" << dendl;
- m->put();
- return;
- }
-
- // missing some?
- bool skip_maps = false;
- if (first > superblock.newest_map + 1) {
- dout(10) << "handle_osd_map message skips epochs "
- << superblock.newest_map + 1 << ".." << (first-1) << dendl;
- if (m->oldest_map <= superblock.newest_map + 1) {
- osdmap_subscribe(superblock.newest_map + 1, false);
- m->put();
- return;
- }
- // always try to get the full range of maps--as many as we can. this
- // 1- is good to have
- // 2- is at present the only way to ensure that we get a *full* map as
- // the first map!
- if (m->oldest_map < first) {
- osdmap_subscribe(m->oldest_map - 1, true);
- m->put();
- return;
- }
- skip_maps = true;
- }
-
- ObjectStore::Transaction t;
- uint64_t txn_size = 0;
-
- // store new maps: queue for disk and put in the osdmap cache
- epoch_t start = MAX(superblock.newest_map + 1, first);
- for (epoch_t e = start; e <= last; e++) {
- if (txn_size >= t.get_num_bytes()) {
- derr << __func__ << " transaction size overflowed" << dendl;
- assert(txn_size < t.get_num_bytes());
- }
- txn_size = t.get_num_bytes();
- map<epoch_t,bufferlist>::iterator p;
- p = m->maps.find(e);
- if (p != m->maps.end()) {
- dout(10) << "handle_osd_map got full map for epoch " << e << dendl;
- OSDMap *o = new OSDMap;
- bufferlist& bl = p->second;
-
- o->decode(bl);
-
- ghobject_t fulloid = get_osdmap_pobject_name(e);
- t.write(coll_t::meta(), fulloid, 0, bl.length(), bl);
- pin_map_bl(e, bl);
- pinned_maps.push_back(add_map(o));
-
- got_full_map(e);
- continue;
- }
-
- p = m->incremental_maps.find(e);
- if (p != m->incremental_maps.end()) {
- dout(10) << "handle_osd_map got inc map for epoch " << e << dendl;
- bufferlist& bl = p->second;
- ghobject_t oid = get_inc_osdmap_pobject_name(e);
- t.write(coll_t::meta(), oid, 0, bl.length(), bl);
- pin_map_inc_bl(e, bl);
-
- OSDMap *o = new OSDMap;
- if (e > 1) {
- bufferlist obl;
- bool got = get_map_bl(e - 1, obl);
- assert(got);
- o->decode(obl);
- }
-
- OSDMap::Incremental inc;
- bufferlist::iterator p = bl.begin();
- inc.decode(p);
- if (o->apply_incremental(inc) < 0) {
- derr << "ERROR: bad fsid? i have " << osdmap->get_fsid() << " and inc has " << inc.fsid << dendl;
- assert(0 == "bad fsid");
- }
-
- bufferlist fbl;
- o->encode(fbl, inc.encode_features | CEPH_FEATURE_RESERVED);
-
- bool injected_failure = false;
- if (cct->_conf->osd_inject_bad_map_crc_probability > 0 &&
- (rand() % 10000) < cct->_conf->osd_inject_bad_map_crc_probability*10000.0) {
- derr << __func__ << " injecting map crc failure" << dendl;
- injected_failure = true;
- }
-
- if ((inc.have_crc && o->get_crc() != inc.full_crc) || injected_failure) {
- dout(2) << "got incremental " << e
- << " but failed to encode full with correct crc; requesting"
- << dendl;
- clog->warn() << "failed to encode map e" << e << " with expected crc";
- dout(20) << "my encoded map was:\n";
- fbl.hexdump(*_dout);
- *_dout << dendl;
- delete o;
- request_full_map(e, last);
- last = e - 1;
- break;
- }
- got_full_map(e);
-
- ghobject_t fulloid = get_osdmap_pobject_name(e);
- t.write(coll_t::meta(), fulloid, 0, fbl.length(), fbl);
- pin_map_bl(e, fbl);
- pinned_maps.push_back(add_map(o));
- continue;
- }
-
- assert(0 == "MOSDMap lied about what maps it had?");
- }
-
- // even if this map isn't from a mon, we may have satisfied our subscription
- monc->sub_got("osdmap", last);
-
- if (!m->maps.empty() && requested_full_first) {
- dout(10) << __func__ << " still missing full maps " << requested_full_first
- << ".." << requested_full_last << dendl;
- rerequest_full_maps();
- }
-
- if (superblock.oldest_map) {
- // make sure we at least keep pace with incoming maps
- trim_maps(m->oldest_map, last - first + 1, skip_maps);
- }
-
- if (!superblock.oldest_map || skip_maps)
- superblock.oldest_map = first;
- superblock.newest_map = last;
- superblock.current_epoch = last;
-
- // note in the superblock that we were clean thru the prior epoch
- epoch_t boot_epoch = service.get_boot_epoch();
- if (boot_epoch && boot_epoch >= superblock.mounted) {
- superblock.mounted = boot_epoch;
- superblock.clean_thru = last;
- }
-
- // superblock and commit
- write_superblock(t);
- store->queue_transaction(
- service.meta_osr.get(),
- std::move(t),
- new C_OnMapApply(&service, pinned_maps, last),
- new C_OnMapCommit(this, start, last, m), 0);
- service.publish_superblock(superblock);
-}
-
-void OSD::_committed_osd_maps(epoch_t first, epoch_t last, MOSDMap *m)
-{
- dout(10) << __func__ << " " << first << ".." << last << dendl;
- if (is_stopping()) {
- dout(10) << __func__ << " bailing, we are shutting down" << dendl;
- return;
- }
- Mutex::Locker l(osd_lock);
- if (is_stopping()) {
- dout(10) << __func__ << " bailing, we are shutting down" << dendl;
- return;
- }
- map_lock.get_write();
-
- bool do_shutdown = false;
- bool do_restart = false;
- bool network_error = false;
-
- // advance through the new maps
- for (epoch_t cur = first; cur <= last; cur++) {
- dout(10) << " advance to epoch " << cur
- << " (<= last " << last
- << " <= newest_map " << superblock.newest_map
- << ")" << dendl;
-
- OSDMapRef newmap = get_map(cur);
- assert(newmap); // we just cached it above!
-
- // start blacklisting messages sent to peers that go down.
- service.pre_publish_map(newmap);
-
- // kill connections to newly down osds
- bool waited_for_reservations = false;
- set<int> old;
- osdmap->get_all_osds(old);
- for (set<int>::iterator p = old.begin(); p != old.end(); ++p) {
- if (*p != whoami &&
- osdmap->is_up(*p) && // in old map
- newmap->is_down(*p)) { // but not the new one
- if (!waited_for_reservations) {
- service.await_reserved_maps();
- waited_for_reservations = true;
- }
- note_down_osd(*p);
- } else if (*p != whoami &&
- osdmap->is_down(*p) &&
- newmap->is_up(*p)) {
- note_up_osd(*p);
- }
- }
-
- if ((osdmap->test_flag(CEPH_OSDMAP_NOUP) !=
- newmap->test_flag(CEPH_OSDMAP_NOUP)) ||
- (osdmap->is_noup(whoami) != newmap->is_noup(whoami))) {
- dout(10) << __func__ << " NOUP flag changed in " << newmap->get_epoch()
- << dendl;
- if (is_booting()) {
- // this captures the case where we sent the boot message while
- // NOUP was being set on the mon and our boot request was
- // dropped, and then later it is cleared. it imperfectly
- // handles the case where our original boot message was not
- // dropped and we restart even though we might have booted, but
- // that is harmless (boot will just take slightly longer).
- do_restart = true;
- }
- }
- if (osdmap->require_osd_release < CEPH_RELEASE_LUMINOUS &&
- newmap->require_osd_release >= CEPH_RELEASE_LUMINOUS) {
- dout(10) << __func__ << " require_osd_release reached luminous in "
- << newmap->get_epoch() << dendl;
- clear_pg_stat_queue();
- clear_outstanding_pg_stats();
- }
-
- osdmap = newmap;
- epoch_t up_epoch;
- epoch_t boot_epoch;
- service.retrieve_epochs(&boot_epoch, &up_epoch, NULL);
- if (!up_epoch &&
- osdmap->is_up(whoami) &&
- osdmap->get_inst(whoami) == client_messenger->get_myinst()) {
- up_epoch = osdmap->get_epoch();
- dout(10) << "up_epoch is " << up_epoch << dendl;
- if (!boot_epoch) {
- boot_epoch = osdmap->get_epoch();
- dout(10) << "boot_epoch is " << boot_epoch << dendl;
- }
- service.set_epochs(&boot_epoch, &up_epoch, NULL);
- }
- }
-
- had_map_since = ceph_clock_now();
-
- epoch_t _bind_epoch = service.get_bind_epoch();
- if (osdmap->is_up(whoami) &&
- osdmap->get_addr(whoami) == client_messenger->get_myaddr() &&
- _bind_epoch < osdmap->get_up_from(whoami)) {
-
- if (is_booting()) {
- dout(1) << "state: booting -> active" << dendl;
- set_state(STATE_ACTIVE);
-
- // set incarnation so that osd_reqid_t's we generate for our
- // objecter requests are unique across restarts.
- service.objecter->set_client_incarnation(osdmap->get_epoch());
- }
- }
-
- if (osdmap->get_epoch() > 0 &&
- is_active()) {
- if (!osdmap->exists(whoami)) {
- dout(0) << "map says i do not exist. shutting down." << dendl;
- do_shutdown = true; // don't call shutdown() while we have
- // everything paused
- } else if (!osdmap->is_up(whoami) ||
- !osdmap->get_addr(whoami).probably_equals(
- client_messenger->get_myaddr()) ||
- !osdmap->get_cluster_addr(whoami).probably_equals(
- cluster_messenger->get_myaddr()) ||
- !osdmap->get_hb_back_addr(whoami).probably_equals(
- hb_back_server_messenger->get_myaddr()) ||
- (osdmap->get_hb_front_addr(whoami) != entity_addr_t() &&
- !osdmap->get_hb_front_addr(whoami).probably_equals(
- hb_front_server_messenger->get_myaddr()))) {
- if (!osdmap->is_up(whoami)) {
- if (service.is_preparing_to_stop() || service.is_stopping()) {
- service.got_stop_ack();
- } else {
- clog->warn() << "Monitor daemon marked osd." << whoami << " down, "
- "but it is still running";
- clog->debug() << "map e" << osdmap->get_epoch()
- << " wrongly marked me down at e"
- << osdmap->get_down_at(whoami);
- }
- } else if (!osdmap->get_addr(whoami).probably_equals(
- client_messenger->get_myaddr())) {
- clog->error() << "map e" << osdmap->get_epoch()
- << " had wrong client addr (" << osdmap->get_addr(whoami)
- << " != my " << client_messenger->get_myaddr() << ")";
- } else if (!osdmap->get_cluster_addr(whoami).probably_equals(
- cluster_messenger->get_myaddr())) {
- clog->error() << "map e" << osdmap->get_epoch()
- << " had wrong cluster addr ("
- << osdmap->get_cluster_addr(whoami)
- << " != my " << cluster_messenger->get_myaddr() << ")";
- } else if (!osdmap->get_hb_back_addr(whoami).probably_equals(
- hb_back_server_messenger->get_myaddr())) {
- clog->error() << "map e" << osdmap->get_epoch()
- << " had wrong heartbeat back addr ("
- << osdmap->get_hb_back_addr(whoami)
- << " != my " << hb_back_server_messenger->get_myaddr()
- << ")";
- } else if (osdmap->get_hb_front_addr(whoami) != entity_addr_t() &&
- !osdmap->get_hb_front_addr(whoami).probably_equals(
- hb_front_server_messenger->get_myaddr())) {
- clog->error() << "map e" << osdmap->get_epoch()
- << " had wrong heartbeat front addr ("
- << osdmap->get_hb_front_addr(whoami)
- << " != my " << hb_front_server_messenger->get_myaddr()
- << ")";
- }
-
- if (!service.is_stopping()) {
- epoch_t up_epoch = 0;
- epoch_t bind_epoch = osdmap->get_epoch();
- service.set_epochs(NULL,&up_epoch, &bind_epoch);
- do_restart = true;
-
- //add markdown log
- utime_t now = ceph_clock_now();
- utime_t grace = utime_t(cct->_conf->osd_max_markdown_period, 0);
- osd_markdown_log.push_back(now);
- //clear all out-of-date log
- while (!osd_markdown_log.empty() &&
- osd_markdown_log.front() + grace < now)
- osd_markdown_log.pop_front();
- if ((int)osd_markdown_log.size() > cct->_conf->osd_max_markdown_count) {
- dout(0) << __func__ << " marked down "
- << osd_markdown_log.size()
- << " > osd_max_markdown_count "
- << cct->_conf->osd_max_markdown_count
- << " in last " << grace << " seconds, shutting down"
- << dendl;
- do_restart = false;
- do_shutdown = true;
- }
-
- start_waiting_for_healthy();
-
- set<int> avoid_ports;
-#if defined(__FreeBSD__)
- // prevent FreeBSD from grabbing the client_messenger port during
- // rebinding. In which case a cluster_meesneger will connect also
- // to the same port
- avoid_ports.insert(client_messenger->get_myaddr().get_port());
-#endif
- avoid_ports.insert(cluster_messenger->get_myaddr().get_port());
- avoid_ports.insert(hb_back_server_messenger->get_myaddr().get_port());
- avoid_ports.insert(hb_front_server_messenger->get_myaddr().get_port());
-
- int r = cluster_messenger->rebind(avoid_ports);
- if (r != 0) {
- do_shutdown = true; // FIXME: do_restart?
- network_error = true;
- dout(0) << __func__ << " marked down:"
- << " rebind cluster_messenger failed" << dendl;
- }
-
- r = hb_back_server_messenger->rebind(avoid_ports);
- if (r != 0) {
- do_shutdown = true; // FIXME: do_restart?
- network_error = true;
- dout(0) << __func__ << " marked down:"
- << " rebind hb_back_server_messenger failed" << dendl;
- }
-
- r = hb_front_server_messenger->rebind(avoid_ports);
- if (r != 0) {
- do_shutdown = true; // FIXME: do_restart?
- network_error = true;
- dout(0) << __func__ << " marked down:"
- << " rebind hb_front_server_messenger failed" << dendl;
- }
-
- hb_front_client_messenger->mark_down_all();
- hb_back_client_messenger->mark_down_all();
-
- reset_heartbeat_peers();
- }
- }
- }
-
- map_lock.put_write();
-
- check_osdmap_features(store);
-
- // yay!
- consume_map();
-
- if (is_active() || is_waiting_for_healthy())
- maybe_update_heartbeat_peers();
-
- if (!is_active()) {
- dout(10) << " not yet active; waiting for peering wq to drain" << dendl;
- peering_wq.drain();
- } else {
- activate_map();
- }
-
- if (do_shutdown) {
- if (network_error) {
- Mutex::Locker l(heartbeat_lock);
- map<int,pair<utime_t,entity_inst_t>>::iterator it =
- failure_pending.begin();
- while (it != failure_pending.end()) {
- dout(10) << "handle_osd_ping canceling in-flight failure report for osd."
- << it->first << dendl;
- send_still_alive(osdmap->get_epoch(), it->second.second);
- failure_pending.erase(it++);
- }
- }
- // trigger shutdown in a different thread
- dout(0) << __func__ << " shutdown OSD via async signal" << dendl;
- queue_async_signal(SIGINT);
- }
- else if (m->newest_map && m->newest_map > last) {
- dout(10) << " msg say newest map is " << m->newest_map
- << ", requesting more" << dendl;
- osdmap_subscribe(osdmap->get_epoch()+1, false);
- }
- else if (is_preboot()) {
- if (m->get_source().is_mon())
- _preboot(m->oldest_map, m->newest_map);
- else
- start_boot();
- }
- else if (do_restart)
- start_boot();
-
-}
-
-void OSD::check_osdmap_features(ObjectStore *fs)
-{
- // adjust required feature bits?
-
- // we have to be a bit careful here, because we are accessing the
- // Policy structures without taking any lock. in particular, only
- // modify integer values that can safely be read by a racing CPU.
- // since we are only accessing existing Policy structures a their
- // current memory location, and setting or clearing bits in integer
- // fields, and we are the only writer, this is not a problem.
-
- {
- Messenger::Policy p = client_messenger->get_default_policy();
- uint64_t mask;
- uint64_t features = osdmap->get_features(entity_name_t::TYPE_CLIENT, &mask);
- if ((p.features_required & mask) != features) {
- dout(0) << "crush map has features " << features
- << ", adjusting msgr requires for clients" << dendl;
- p.features_required = (p.features_required & ~mask) | features;
- client_messenger->set_default_policy(p);
- }
- }
- {
- Messenger::Policy p = client_messenger->get_policy(entity_name_t::TYPE_MON);
- uint64_t mask;
- uint64_t features = osdmap->get_features(entity_name_t::TYPE_MON, &mask);
- if ((p.features_required & mask) != features) {
- dout(0) << "crush map has features " << features
- << " was " << p.features_required
- << ", adjusting msgr requires for mons" << dendl;
- p.features_required = (p.features_required & ~mask) | features;
- client_messenger->set_policy(entity_name_t::TYPE_MON, p);
- }
- }
- {
- Messenger::Policy p = cluster_messenger->get_policy(entity_name_t::TYPE_OSD);
- uint64_t mask;
- uint64_t features = osdmap->get_features(entity_name_t::TYPE_OSD, &mask);
-
- if ((p.features_required & mask) != features) {
- dout(0) << "crush map has features " << features
- << ", adjusting msgr requires for osds" << dendl;
- p.features_required = (p.features_required & ~mask) | features;
- cluster_messenger->set_policy(entity_name_t::TYPE_OSD, p);
- }
-
- if ((features & CEPH_FEATURE_OSD_ERASURE_CODES) &&
- !superblock.compat_features.incompat.contains(CEPH_OSD_FEATURE_INCOMPAT_SHARDS)) {
- dout(0) << __func__ << " enabling on-disk ERASURE CODES compat feature" << dendl;
- superblock.compat_features.incompat.insert(CEPH_OSD_FEATURE_INCOMPAT_SHARDS);
- ObjectStore::Transaction t;
- write_superblock(t);
- int err = store->queue_transaction(service.meta_osr.get(), std::move(t), NULL);
- assert(err == 0);
- }
- }
-}
-
-bool OSD::advance_pg(
- epoch_t osd_epoch, PG *pg,
- ThreadPool::TPHandle &handle,
- PG::RecoveryCtx *rctx,
- set<PGRef> *new_pgs)
-{
- assert(pg->is_locked());
- epoch_t next_epoch = pg->get_osdmap()->get_epoch() + 1;
- OSDMapRef lastmap = pg->get_osdmap();
-
- if (lastmap->get_epoch() == osd_epoch)
- return true;
- assert(lastmap->get_epoch() < osd_epoch);
-
- epoch_t min_epoch = service.get_min_pg_epoch();
- epoch_t max;
- if (min_epoch) {
- max = min_epoch + cct->_conf->osd_map_max_advance;
- } else {
- max = next_epoch + cct->_conf->osd_map_max_advance;
- }
-
- for (;
- next_epoch <= osd_epoch && next_epoch <= max;
- ++next_epoch) {
- OSDMapRef nextmap = service.try_get_map(next_epoch);
- if (!nextmap) {
- dout(20) << __func__ << " missing map " << next_epoch << dendl;
- // make sure max is bumped up so that we can get past any
- // gap in maps
- max = MAX(max, next_epoch + cct->_conf->osd_map_max_advance);
- continue;
- }
-
- vector<int> newup, newacting;
- int up_primary, acting_primary;
- nextmap->pg_to_up_acting_osds(
- pg->info.pgid.pgid,
- &newup, &up_primary,
- &newacting, &acting_primary);
- pg->handle_advance_map(
- nextmap, lastmap, newup, up_primary,
- newacting, acting_primary, rctx);
-
- // Check for split!
- set<spg_t> children;
- spg_t parent(pg->info.pgid);
- if (parent.is_split(
- lastmap->get_pg_num(pg->pool.id),
- nextmap->get_pg_num(pg->pool.id),
- &children)) {
- service.mark_split_in_progress(pg->info.pgid, children);
- split_pgs(
- pg, children, new_pgs, lastmap, nextmap,
- rctx);
- }
-
- lastmap = nextmap;
- handle.reset_tp_timeout();
- }
- service.pg_update_epoch(pg->info.pgid, lastmap->get_epoch());
- pg->handle_activate_map(rctx);
- if (next_epoch <= osd_epoch) {
- dout(10) << __func__ << " advanced to max " << max
- << " past min epoch " << min_epoch
- << " ... will requeue " << *pg << dendl;
- return false;
- }
- return true;
-}
-
-void OSD::consume_map()
-{
- assert(osd_lock.is_locked());
- dout(7) << "consume_map version " << osdmap->get_epoch() << dendl;
-
- /** make sure the cluster is speaking in SORTBITWISE, because we don't
- * speak the older sorting version any more. Be careful not to force
- * a shutdown if we are merely processing old maps, though.
- */
- if (!osdmap->test_flag(CEPH_OSDMAP_SORTBITWISE) && is_active()) {
- derr << __func__ << " SORTBITWISE flag is not set" << dendl;
- ceph_abort();
- }
-
- int num_pg_primary = 0, num_pg_replica = 0, num_pg_stray = 0;
- list<PGRef> to_remove;
-
- // scan pg's
- {
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t,PG*>::iterator it = pg_map.begin();
- it != pg_map.end();
- ++it) {
- PG *pg = it->second;
- pg->lock();
- if (pg->is_primary())
- num_pg_primary++;
- else if (pg->is_replica())
- num_pg_replica++;
- else
- num_pg_stray++;
-
- if (!osdmap->have_pg_pool(pg->info.pgid.pool())) {
- //pool is deleted!
- to_remove.push_back(PGRef(pg));
- } else {
- service.init_splits_between(it->first, service.get_osdmap(), osdmap);
- }
-
- pg->unlock();
- }
-
- lock_guard<mutex> pending_creates_locker{pending_creates_lock};
- for (auto pg = pending_creates_from_osd.cbegin();
- pg != pending_creates_from_osd.cend();) {
- if (osdmap->get_pg_acting_rank(*pg, whoami) < 0) {
- pg = pending_creates_from_osd.erase(pg);
- } else {
- ++pg;
- }
- }
- }
-
- for (list<PGRef>::iterator i = to_remove.begin();
- i != to_remove.end();
- to_remove.erase(i++)) {
- RWLock::WLocker locker(pg_map_lock);
- (*i)->lock();
- _remove_pg(&**i);
- (*i)->unlock();
- }
-
- service.expand_pg_num(service.get_osdmap(), osdmap);
-
- service.pre_publish_map(osdmap);
- service.await_reserved_maps();
- service.publish_map(osdmap);
-
- service.maybe_inject_dispatch_delay();
-
- dispatch_sessions_waiting_on_map();
-
- service.maybe_inject_dispatch_delay();
-
- // remove any PGs which we no longer host from the session waiting_for_pg lists
- dout(20) << __func__ << " checking waiting_for_pg" << dendl;
- op_shardedwq.prune_pg_waiters(osdmap, whoami);
-
- service.maybe_inject_dispatch_delay();
-
- // scan pg's
- {
- RWLock::RLocker l(pg_map_lock);
- for (ceph::unordered_map<spg_t,PG*>::iterator it = pg_map.begin();
- it != pg_map.end();
- ++it) {
- PG *pg = it->second;
- pg->lock();
- pg->queue_null(osdmap->get_epoch(), osdmap->get_epoch());
- pg->unlock();
- }
-
- logger->set(l_osd_pg, pg_map.size());
- }
- logger->set(l_osd_pg_primary, num_pg_primary);
- logger->set(l_osd_pg_replica, num_pg_replica);
- logger->set(l_osd_pg_stray, num_pg_stray);
-}
-
-void OSD::activate_map()
-{
- assert(osd_lock.is_locked());
-
- dout(7) << "activate_map version " << osdmap->get_epoch() << dendl;
-
- if (osdmap->test_flag(CEPH_OSDMAP_FULL)) {
- dout(10) << " osdmap flagged full, doing onetime osdmap subscribe" << dendl;
- osdmap_subscribe(osdmap->get_epoch() + 1, false);
- }
-
- // norecover?
- if (osdmap->test_flag(CEPH_OSDMAP_NORECOVER)) {
- if (!service.recovery_is_paused()) {
- dout(1) << "pausing recovery (NORECOVER flag set)" << dendl;
- service.pause_recovery();
- }
- } else {
- if (service.recovery_is_paused()) {
- dout(1) << "unpausing recovery (NORECOVER flag unset)" << dendl;
- service.unpause_recovery();
- }
- }
-
- service.activate_map();
-
- // process waiters
- take_waiters(waiting_for_osdmap);
-}
-
-bool OSD::require_mon_peer(const Message *m)
-{
- if (!m->get_connection()->peer_is_mon()) {
- dout(0) << "require_mon_peer received from non-mon "
- << m->get_connection()->get_peer_addr()
- << " " << *m << dendl;
- return false;
- }
- return true;
-}
-
-bool OSD::require_mon_or_mgr_peer(const Message *m)
-{
- if (!m->get_connection()->peer_is_mon() &&
- !m->get_connection()->peer_is_mgr()) {
- dout(0) << "require_mon_or_mgr_peer received from non-mon, non-mgr "
- << m->get_connection()->get_peer_addr()
- << " " << *m << dendl;
- return false;
- }
- return true;
-}
-
-bool OSD::require_osd_peer(const Message *m)
-{
- if (!m->get_connection()->peer_is_osd()) {
- dout(0) << "require_osd_peer received from non-osd "
- << m->get_connection()->get_peer_addr()
- << " " << *m << dendl;
- return false;
- }
- return true;
-}
-
-bool OSD::require_self_aliveness(const Message *m, epoch_t epoch)
-{
- epoch_t up_epoch = service.get_up_epoch();
- if (epoch < up_epoch) {
- dout(7) << "from pre-up epoch " << epoch << " < " << up_epoch << dendl;
- return false;
- }
-
- if (!is_active()) {
- dout(7) << "still in boot state, dropping message " << *m << dendl;
- return false;
- }
-
- return true;
-}
-
-bool OSD::require_same_peer_instance(const Message *m, OSDMapRef& map,
- bool is_fast_dispatch)
-{
- int from = m->get_source().num();
-
- if (map->is_down(from) ||
- (map->get_cluster_addr(from) != m->get_source_inst().addr)) {
- dout(5) << "from dead osd." << from << ", marking down, "
- << " msg was " << m->get_source_inst().addr
- << " expected " << (map->is_up(from) ?
- map->get_cluster_addr(from) : entity_addr_t())
- << dendl;
- ConnectionRef con = m->get_connection();
- con->mark_down();
- Session *s = static_cast<Session*>(con->get_priv());
- if (s) {
- if (!is_fast_dispatch)
- s->session_dispatch_lock.Lock();
- clear_session_waiting_on_map(s);
- con->set_priv(NULL); // break ref <-> session cycle, if any
- if (!is_fast_dispatch)
- s->session_dispatch_lock.Unlock();
- s->put();
- }
- return false;
- }
- return true;
-}
-
-
-/*
- * require that we have same (or newer) map, and that
- * the source is the pg primary.
- */
-bool OSD::require_same_or_newer_map(OpRequestRef& op, epoch_t epoch,
- bool is_fast_dispatch)
-{
- const Message *m = op->get_req();
- dout(15) << "require_same_or_newer_map " << epoch
- << " (i am " << osdmap->get_epoch() << ") " << m << dendl;
-
- assert(osd_lock.is_locked());
-
- // do they have a newer map?
- if (epoch > osdmap->get_epoch()) {
- dout(7) << "waiting for newer map epoch " << epoch
- << " > my " << osdmap->get_epoch() << " with " << m << dendl;
- wait_for_new_map(op);
- return false;
- }
-
- if (!require_self_aliveness(op->get_req(), epoch)) {
- return false;
- }
-
- // ok, our map is same or newer.. do they still exist?
- if (m->get_connection()->get_messenger() == cluster_messenger &&
- !require_same_peer_instance(op->get_req(), osdmap, is_fast_dispatch)) {
- return false;
- }
-
- return true;
-}
-
-
-
-
-
-// ----------------------------------------
-// pg creation
-
-void OSD::split_pgs(
- PG *parent,
- const set<spg_t> &childpgids, set<PGRef> *out_pgs,
- OSDMapRef curmap,
- OSDMapRef nextmap,
- PG::RecoveryCtx *rctx)
-{
- unsigned pg_num = nextmap->get_pg_num(
- parent->pool.id);
- parent->update_snap_mapper_bits(
- parent->info.pgid.get_split_bits(pg_num)
- );
-
- vector<object_stat_sum_t> updated_stats(childpgids.size() + 1);
- parent->info.stats.stats.sum.split(updated_stats);
-
- vector<object_stat_sum_t>::iterator stat_iter = updated_stats.begin();
- for (set<spg_t>::const_iterator i = childpgids.begin();
- i != childpgids.end();
- ++i, ++stat_iter) {
- assert(stat_iter != updated_stats.end());
- dout(10) << "Splitting " << *parent << " into " << *i << dendl;
- assert(service.splitting(*i));
- PG* child = _make_pg(nextmap, *i);
- child->lock(true);
- out_pgs->insert(child);
- rctx->created_pgs.insert(child);
-
- unsigned split_bits = i->get_split_bits(pg_num);
- dout(10) << "pg_num is " << pg_num << dendl;
- dout(10) << "m_seed " << i->ps() << dendl;
- dout(10) << "split_bits is " << split_bits << dendl;
-
- parent->split_colls(
- *i,
- split_bits,
- i->ps(),
- &child->pool.info,
- rctx->transaction);
- parent->split_into(
- i->pgid,
- child,
- split_bits);
- child->info.stats.stats.sum = *stat_iter;
-
- child->write_if_dirty(*(rctx->transaction));
- child->unlock();
- }
- assert(stat_iter != updated_stats.end());
- parent->info.stats.stats.sum = *stat_iter;
- parent->write_if_dirty(*(rctx->transaction));
-}
-
-/*
- * holding osd_lock
- */
-void OSD::handle_pg_create(OpRequestRef op)
-{
- const MOSDPGCreate *m = static_cast<const MOSDPGCreate*>(op->get_req());
- assert(m->get_type() == MSG_OSD_PG_CREATE);
-
- dout(10) << "handle_pg_create " << *m << dendl;
-
- if (!require_mon_peer(op->get_req())) {
- return;
- }
-
- if (!require_same_or_newer_map(op, m->epoch, false))
- return;
-
- op->mark_started();
-
- map<pg_t,utime_t>::const_iterator ci = m->ctimes.begin();
- for (map<pg_t,pg_create_t>::const_iterator p = m->mkpg.begin();
- p != m->mkpg.end();
- ++p, ++ci) {
- assert(ci != m->ctimes.end() && ci->first == p->first);
- epoch_t created = p->second.created;
- if (p->second.split_bits) // Skip split pgs
- continue;
- pg_t on = p->first;
-
- if (on.preferred() >= 0) {
- dout(20) << "ignoring localized pg " << on << dendl;
- continue;
- }
-
- if (!osdmap->have_pg_pool(on.pool())) {
- dout(20) << "ignoring pg on deleted pool " << on << dendl;
- continue;
- }
-
- dout(20) << "mkpg " << on << " e" << created << "@" << ci->second << dendl;
-
- // is it still ours?
- vector<int> up, acting;
- int up_primary = -1;
- int acting_primary = -1;
- osdmap->pg_to_up_acting_osds(on, &up, &up_primary, &acting, &acting_primary);
- int role = osdmap->calc_pg_role(whoami, acting, acting.size());
-
- if (acting_primary != whoami) {
- dout(10) << "mkpg " << on << " not acting_primary (" << acting_primary
- << "), my role=" << role << ", skipping" << dendl;
- continue;
- }
-
- spg_t pgid;
- bool mapped = osdmap->get_primary_shard(on, &pgid);
- assert(mapped);
-
- PastIntervals pi(
- osdmap->get_pools().at(pgid.pool()).ec_pool(),
- *osdmap);
- pg_history_t history;
- build_initial_pg_history(pgid, created, ci->second, &history, &pi);
-
- // The mon won't resend unless the primary changed, so
- // we ignore same_interval_since. We'll pass this history
- // to handle_pg_peering_evt with the current epoch as the
- // event -- the project_pg_history check in
- // handle_pg_peering_evt will be a noop.
- if (history.same_primary_since > m->epoch) {
- dout(10) << __func__ << ": got obsolete pg create on pgid "
- << pgid << " from epoch " << m->epoch
- << ", primary changed in " << history.same_primary_since
- << dendl;
- continue;
- }
- if (handle_pg_peering_evt(
- pgid,
- history,
- pi,
- osdmap->get_epoch(),
- PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- osdmap->get_epoch(),
- osdmap->get_epoch(),
- PG::NullEvt()))
- ) == -EEXIST) {
- service.send_pg_created(pgid.pgid);
- }
- }
-
- {
- lock_guard<mutex> pending_creates_locker{pending_creates_lock};
- if (pending_creates_from_mon == 0) {
- last_pg_create_epoch = m->epoch;
- }
- }
- maybe_update_heartbeat_peers();
-}
-
-
-// ----------------------------------------
-// peering and recovery
-
-PG::RecoveryCtx OSD::create_context()
-{
- ObjectStore::Transaction *t = new ObjectStore::Transaction;
- C_Contexts *on_applied = new C_Contexts(cct);
- C_Contexts *on_safe = new C_Contexts(cct);
- map<int, map<spg_t,pg_query_t> > *query_map =
- new map<int, map<spg_t, pg_query_t> >;
- map<int,vector<pair<pg_notify_t, PastIntervals> > > *notify_list =
- new map<int, vector<pair<pg_notify_t, PastIntervals> > >;
- map<int,vector<pair<pg_notify_t, PastIntervals> > > *info_map =
- new map<int,vector<pair<pg_notify_t, PastIntervals> > >;
- PG::RecoveryCtx rctx(query_map, info_map, notify_list,
- on_applied, on_safe, t);
- return rctx;
-}
-
-struct C_OpenPGs : public Context {
- set<PGRef> pgs;
- ObjectStore *store;
- OSD *osd;
- C_OpenPGs(set<PGRef>& p, ObjectStore *s, OSD* o) : store(s), osd(o) {
- pgs.swap(p);
- }
- void finish(int r) override {
- RWLock::RLocker l(osd->pg_map_lock);
- for (auto p : pgs) {
- if (osd->pg_map.count(p->info.pgid)) {
- p->ch = store->open_collection(p->coll);
- assert(p->ch);
- }
- }
- }
-};
-
-void OSD::dispatch_context_transaction(PG::RecoveryCtx &ctx, PG *pg,
- ThreadPool::TPHandle *handle)
-{
- if (!ctx.transaction->empty()) {
- if (!ctx.created_pgs.empty()) {
- ctx.on_applied->add(new C_OpenPGs(ctx.created_pgs, store, this));
- }
- int tr = store->queue_transaction(
- pg->osr.get(),
- std::move(*ctx.transaction), ctx.on_applied, ctx.on_safe, NULL,
- TrackedOpRef(), handle);
- delete (ctx.transaction);
- assert(tr == 0);
- ctx.transaction = new ObjectStore::Transaction;
- ctx.on_applied = new C_Contexts(cct);
- ctx.on_safe = new C_Contexts(cct);
- }
-}
-
-void OSD::dispatch_context(PG::RecoveryCtx &ctx, PG *pg, OSDMapRef curmap,
- ThreadPool::TPHandle *handle)
-{
- if (service.get_osdmap()->is_up(whoami) &&
- is_active()) {
- do_notifies(*ctx.notify_list, curmap);
- do_queries(*ctx.query_map, curmap);
- do_infos(*ctx.info_map, curmap);
- }
- delete ctx.notify_list;
- delete ctx.query_map;
- delete ctx.info_map;
- if ((ctx.on_applied->empty() &&
- ctx.on_safe->empty() &&
- ctx.transaction->empty() &&
- ctx.created_pgs.empty()) || !pg) {
- delete ctx.transaction;
- delete ctx.on_applied;
- delete ctx.on_safe;
- assert(ctx.created_pgs.empty());
- } else {
- if (!ctx.created_pgs.empty()) {
- ctx.on_applied->add(new C_OpenPGs(ctx.created_pgs, store, this));
- }
- int tr = store->queue_transaction(
- pg->osr.get(),
- std::move(*ctx.transaction), ctx.on_applied, ctx.on_safe, NULL, TrackedOpRef(),
- handle);
- delete (ctx.transaction);
- assert(tr == 0);
- }
-}
-
-/** do_notifies
- * Send an MOSDPGNotify to a primary, with a list of PGs that I have
- * content for, and they are primary for.
- */
-
-void OSD::do_notifies(
- map<int,vector<pair<pg_notify_t,PastIntervals> > >& notify_list,
- OSDMapRef curmap)
-{
- for (map<int,
- vector<pair<pg_notify_t,PastIntervals> > >::iterator it =
- notify_list.begin();
- it != notify_list.end();
- ++it) {
- if (!curmap->is_up(it->first)) {
- dout(20) << __func__ << " skipping down osd." << it->first << dendl;
- continue;
- }
- ConnectionRef con = service.get_con_osd_cluster(
- it->first, curmap->get_epoch());
- if (!con) {
- dout(20) << __func__ << " skipping osd." << it->first
- << " (NULL con)" << dendl;
- continue;
- }
- service.share_map_peer(it->first, con.get(), curmap);
- dout(7) << __func__ << " osd." << it->first
- << " on " << it->second.size() << " PGs" << dendl;
- MOSDPGNotify *m = new MOSDPGNotify(curmap->get_epoch(),
- it->second);
- con->send_message(m);
- }
-}
-
-
-/** do_queries
- * send out pending queries for info | summaries
- */
-void OSD::do_queries(map<int, map<spg_t,pg_query_t> >& query_map,
- OSDMapRef curmap)
-{
- for (map<int, map<spg_t,pg_query_t> >::iterator pit = query_map.begin();
- pit != query_map.end();
- ++pit) {
- if (!curmap->is_up(pit->first)) {
- dout(20) << __func__ << " skipping down osd." << pit->first << dendl;
- continue;
- }
- int who = pit->first;
- ConnectionRef con = service.get_con_osd_cluster(who, curmap->get_epoch());
- if (!con) {
- dout(20) << __func__ << " skipping osd." << who
- << " (NULL con)" << dendl;
- continue;
- }
- service.share_map_peer(who, con.get(), curmap);
- dout(7) << __func__ << " querying osd." << who
- << " on " << pit->second.size() << " PGs" << dendl;
- MOSDPGQuery *m = new MOSDPGQuery(curmap->get_epoch(), pit->second);
- con->send_message(m);
- }
-}
-
-
-void OSD::do_infos(map<int,
- vector<pair<pg_notify_t, PastIntervals> > >& info_map,
- OSDMapRef curmap)
-{
- for (map<int,
- vector<pair<pg_notify_t, PastIntervals> > >::iterator p =
- info_map.begin();
- p != info_map.end();
- ++p) {
- if (!curmap->is_up(p->first)) {
- dout(20) << __func__ << " skipping down osd." << p->first << dendl;
- continue;
- }
- for (vector<pair<pg_notify_t,PastIntervals> >::iterator i = p->second.begin();
- i != p->second.end();
- ++i) {
- dout(20) << __func__ << " sending info " << i->first.info
- << " to shard " << p->first << dendl;
- }
- ConnectionRef con = service.get_con_osd_cluster(
- p->first, curmap->get_epoch());
- if (!con) {
- dout(20) << __func__ << " skipping osd." << p->first
- << " (NULL con)" << dendl;
- continue;
- }
- service.share_map_peer(p->first, con.get(), curmap);
- MOSDPGInfo *m = new MOSDPGInfo(curmap->get_epoch());
- m->pg_list = p->second;
- con->send_message(m);
- }
- info_map.clear();
-}
-
-
-/** PGNotify
- * from non-primary to primary
- * includes pg_info_t.
- * NOTE: called with opqueue active.
- */
-void OSD::handle_pg_notify(OpRequestRef op)
-{
- const MOSDPGNotify *m = static_cast<const MOSDPGNotify*>(op->get_req());
- assert(m->get_type() == MSG_OSD_PG_NOTIFY);
-
- dout(7) << "handle_pg_notify from " << m->get_source() << dendl;
- int from = m->get_source().num();
-
- if (!require_osd_peer(op->get_req()))
- return;
-
- if (!require_same_or_newer_map(op, m->get_epoch(), false))
- return;
-
- op->mark_started();
-
- for (auto it = m->get_pg_list().begin();
- it != m->get_pg_list().end();
- ++it) {
- if (it->first.info.pgid.preferred() >= 0) {
- dout(20) << "ignoring localized pg " << it->first.info.pgid << dendl;
- continue;
- }
-
- handle_pg_peering_evt(
- spg_t(it->first.info.pgid.pgid, it->first.to),
- it->first.info.history, it->second,
- it->first.query_epoch,
- PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- it->first.epoch_sent, it->first.query_epoch,
- PG::MNotifyRec(pg_shard_t(from, it->first.from), it->first,
- op->get_req()->get_connection()->get_features())))
- );
- }
-}
-
-void OSD::handle_pg_log(OpRequestRef op)
-{
- MOSDPGLog *m = static_cast<MOSDPGLog*>(op->get_nonconst_req());
- assert(m->get_type() == MSG_OSD_PG_LOG);
- dout(7) << "handle_pg_log " << *m << " from " << m->get_source() << dendl;
-
- if (!require_osd_peer(op->get_req()))
- return;
-
- int from = m->get_source().num();
- if (!require_same_or_newer_map(op, m->get_epoch(), false))
- return;
-
- if (m->info.pgid.preferred() >= 0) {
- dout(10) << "ignoring localized pg " << m->info.pgid << dendl;
- return;
- }
-
- op->mark_started();
- handle_pg_peering_evt(
- spg_t(m->info.pgid.pgid, m->to),
- m->info.history, m->past_intervals, m->get_epoch(),
- PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->get_epoch(), m->get_query_epoch(),
- PG::MLogRec(pg_shard_t(from, m->from), m)))
- );
-}
-
-void OSD::handle_pg_info(OpRequestRef op)
-{
- const MOSDPGInfo *m = static_cast<const MOSDPGInfo *>(op->get_req());
- assert(m->get_type() == MSG_OSD_PG_INFO);
- dout(7) << "handle_pg_info " << *m << " from " << m->get_source() << dendl;
-
- if (!require_osd_peer(op->get_req()))
- return;
-
- int from = m->get_source().num();
- if (!require_same_or_newer_map(op, m->get_epoch(), false))
- return;
-
- op->mark_started();
-
- for (auto p = m->pg_list.begin();
- p != m->pg_list.end();
- ++p) {
- if (p->first.info.pgid.preferred() >= 0) {
- dout(10) << "ignoring localized pg " << p->first.info.pgid << dendl;
- continue;
- }
-
- handle_pg_peering_evt(
- spg_t(p->first.info.pgid.pgid, p->first.to),
- p->first.info.history, p->second, p->first.epoch_sent,
- PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- p->first.epoch_sent, p->first.query_epoch,
- PG::MInfoRec(
- pg_shard_t(
- from, p->first.from), p->first.info, p->first.epoch_sent)))
- );
- }
-}
-
-void OSD::handle_pg_trim(OpRequestRef op)
-{
- const MOSDPGTrim *m = static_cast<const MOSDPGTrim*>(op->get_req());
- assert(m->get_type() == MSG_OSD_PG_TRIM);
-
- dout(7) << "handle_pg_trim " << *m << " from " << m->get_source() << dendl;
-
- if (!require_osd_peer(op->get_req()))
- return;
-
- int from = m->get_source().num();
- if (!require_same_or_newer_map(op, m->epoch, false))
- return;
-
- if (m->pgid.preferred() >= 0) {
- dout(10) << "ignoring localized pg " << m->pgid << dendl;
- return;
- }
-
- op->mark_started();
-
- PG *pg = _lookup_lock_pg(m->pgid);
- if(!pg) {
- dout(10) << " don't have pg " << m->pgid << dendl;
- return;
- }
-
- if (m->epoch < pg->info.history.same_interval_since) {
- dout(10) << *pg << " got old trim to " << m->trim_to << ", ignoring" << dendl;
- pg->unlock();
- return;
- }
-
- if (pg->is_primary()) {
- // peer is informing us of their last_complete_ondisk
- dout(10) << *pg << " replica osd." << from << " lcod " << m->trim_to << dendl;
- pg->peer_last_complete_ondisk[pg_shard_t(from, m->pgid.shard)] =
- m->trim_to;
- // trim log when the pg is recovered
- pg->calc_min_last_complete_ondisk();
- } else {
- // primary is instructing us to trim
- ObjectStore::Transaction t;
- pg->pg_log.trim(m->trim_to, pg->info);
- pg->dirty_info = true;
- pg->write_if_dirty(t);
- int tr = store->queue_transaction(pg->osr.get(), std::move(t), NULL);
- assert(tr == 0);
- }
- pg->unlock();
-}
-
-void OSD::handle_pg_backfill_reserve(OpRequestRef op)
-{
- const MBackfillReserve *m = static_cast<const MBackfillReserve*>(op->get_req());
- assert(m->get_type() == MSG_OSD_BACKFILL_RESERVE);
-
- if (!require_osd_peer(op->get_req()))
- return;
- if (!require_same_or_newer_map(op, m->query_epoch, false))
- return;
-
- PG::CephPeeringEvtRef evt;
- if (m->type == MBackfillReserve::REQUEST) {
- evt = PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->query_epoch,
- m->query_epoch,
- PG::RequestBackfillPrio(m->priority)));
- } else if (m->type == MBackfillReserve::GRANT) {
- evt = PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->query_epoch,
- m->query_epoch,
- PG::RemoteBackfillReserved()));
- } else if (m->type == MBackfillReserve::REJECT) {
- // NOTE: this is replica -> primary "i reject your request"
- // and also primary -> replica "cancel my previously-granted request"
- evt = PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->query_epoch,
- m->query_epoch,
- PG::RemoteReservationRejected()));
- } else {
- ceph_abort();
- }
-
- if (service.splitting(m->pgid)) {
- peering_wait_for_split[m->pgid].push_back(evt);
- return;
- }
-
- PG *pg = _lookup_lock_pg(m->pgid);
- if (!pg) {
- dout(10) << " don't have pg " << m->pgid << dendl;
- return;
- }
-
- pg->queue_peering_event(evt);
- pg->unlock();
-}
-
-void OSD::handle_pg_recovery_reserve(OpRequestRef op)
-{
- const MRecoveryReserve *m = static_cast<const MRecoveryReserve*>(op->get_req());
- assert(m->get_type() == MSG_OSD_RECOVERY_RESERVE);
-
- if (!require_osd_peer(op->get_req()))
- return;
- if (!require_same_or_newer_map(op, m->query_epoch, false))
- return;
-
- PG::CephPeeringEvtRef evt;
- if (m->type == MRecoveryReserve::REQUEST) {
- evt = PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->query_epoch,
- m->query_epoch,
- PG::RequestRecovery()));
- } else if (m->type == MRecoveryReserve::GRANT) {
- evt = PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->query_epoch,
- m->query_epoch,
- PG::RemoteRecoveryReserved()));
- } else if (m->type == MRecoveryReserve::RELEASE) {
- evt = PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- m->query_epoch,
- m->query_epoch,
- PG::RecoveryDone()));
- } else {
- ceph_abort();
- }
-
- if (service.splitting(m->pgid)) {
- peering_wait_for_split[m->pgid].push_back(evt);
- return;
- }
-
- PG *pg = _lookup_lock_pg(m->pgid);
- if (!pg) {
- dout(10) << " don't have pg " << m->pgid << dendl;
- return;
- }
-
- pg->queue_peering_event(evt);
- pg->unlock();
-}
-
-void OSD::handle_force_recovery(Message *m)
-{
- MOSDForceRecovery *msg = static_cast<MOSDForceRecovery*>(m);
- assert(msg->get_type() == MSG_OSD_FORCE_RECOVERY);
-
- vector<PGRef> local_pgs;
- local_pgs.reserve(msg->forced_pgs.size());
-
- {
- RWLock::RLocker l(pg_map_lock);
- for (auto& i : msg->forced_pgs) {
- spg_t locpg;
- if (osdmap->get_primary_shard(i, &locpg)) {
- auto pg_map_entry = pg_map.find(locpg);
- if (pg_map_entry != pg_map.end()) {
- local_pgs.push_back(pg_map_entry->second);
- }
- }
- }
- }
-
- if (local_pgs.size()) {
- service.adjust_pg_priorities(local_pgs, msg->options);
- }
-
- msg->put();
-}
-
-/** PGQuery
- * from primary to replica | stray
- * NOTE: called with opqueue active.
- */
-void OSD::handle_pg_query(OpRequestRef op)
-{
- assert(osd_lock.is_locked());
-
- const MOSDPGQuery *m = static_cast<const MOSDPGQuery*>(op->get_req());
- assert(m->get_type() == MSG_OSD_PG_QUERY);
-
- if (!require_osd_peer(op->get_req()))
- return;
-
- dout(7) << "handle_pg_query from " << m->get_source() << " epoch " << m->get_epoch() << dendl;
- int from = m->get_source().num();
-
- if (!require_same_or_newer_map(op, m->get_epoch(), false))
- return;
-
- op->mark_started();
-
- map< int, vector<pair<pg_notify_t, PastIntervals> > > notify_list;
-
- for (auto it = m->pg_list.begin();
- it != m->pg_list.end();
- ++it) {
- spg_t pgid = it->first;
-
- if (pgid.preferred() >= 0) {
- dout(10) << "ignoring localized pg " << pgid << dendl;
- continue;
- }
-
- if (service.splitting(pgid)) {
- peering_wait_for_split[pgid].push_back(
- PG::CephPeeringEvtRef(
- new PG::CephPeeringEvt(
- it->second.epoch_sent, it->second.epoch_sent,
- PG::MQuery(pg_shard_t(from, it->second.from),
- it->second, it->second.epoch_sent))));
- continue;
- }
-
- {
- RWLock::RLocker l(pg_map_lock);
- if (pg_map.count(pgid)) {
- PG *pg = 0;
- pg = _lookup_lock_pg_with_map_lock_held(pgid);
- pg->queue_query(
- it->second.epoch_sent, it->second.epoch_sent,
- pg_shard_t(from, it->second.from), it->second);
- pg->unlock();
- continue;
- }
- }
-
- if (!osdmap->have_pg_pool(pgid.pool()))
- continue;
-
- // get active crush mapping
- int up_primary, acting_primary;
- vector<int> up, acting;
- osdmap->pg_to_up_acting_osds(
- pgid.pgid, &up, &up_primary, &acting, &acting_primary);
-
- // same primary?
- pg_history_t history = it->second.history;
- bool valid_history = project_pg_history(
- pgid, history, it->second.epoch_sent,
- up, up_primary, acting, acting_primary);
-
- if (!valid_history ||
- it->second.epoch_sent < history.same_interval_since) {
- dout(10) << " pg " << pgid << " dne, and pg has changed in "
- << history.same_interval_since
- << " (msg from " << it->second.epoch_sent << ")" << dendl;
- continue;
- }
-
- dout(10) << " pg " << pgid << " dne" << dendl;
- pg_info_t empty(spg_t(pgid.pgid, it->second.to));
- /* This is racy, but that should be ok: if we complete the deletion
- * before the pg is recreated, we'll just start it off backfilling
- * instead of just empty */
- if (service.deleting_pgs.lookup(pgid))
- empty.set_last_backfill(hobject_t());
- if (it->second.type == pg_query_t::LOG ||
- it->second.type == pg_query_t::FULLLOG) {
- ConnectionRef con = service.get_con_osd_cluster(from, osdmap->get_epoch());
- if (con) {
- MOSDPGLog *mlog = new MOSDPGLog(
- it->second.from, it->second.to,
- osdmap->get_epoch(), empty,
- it->second.epoch_sent);
- service.share_map_peer(from, con.get(), osdmap);
- con->send_message(mlog);
- }
- } else {
- notify_list[from].push_back(
- make_pair(
- pg_notify_t(
- it->second.from, it->second.to,
- it->second.epoch_sent,
- osdmap->get_epoch(),
- empty),
- PastIntervals(
- osdmap->get_pools().at(pgid.pool()).ec_pool(),
- *osdmap)));
- }
- }
- do_notifies(notify_list, osdmap);
-}
-
-
-void OSD::handle_pg_remove(OpRequestRef op)
-{
- const MOSDPGRemove *m = static_cast<const MOSDPGRemove *>(op->get_req());
- assert(m->get_type() == MSG_OSD_PG_REMOVE);
- assert(osd_lock.is_locked());
-
- if (!require_osd_peer(op->get_req()))
- return;
-
- dout(7) << "handle_pg_remove from " << m->get_source() << " on "
- << m->pg_list.size() << " pgs" << dendl;
-
- if (!require_same_or_newer_map(op, m->get_epoch(), false))
- return;
-
- op->mark_started();
-
- for (auto it = m->pg_list.begin();
- it != m->pg_list.end();
- ++it) {
- spg_t pgid = *it;
- if (pgid.preferred() >= 0) {
- dout(10) << "ignoring localized pg " << pgid << dendl;
- continue;
- }
-
- RWLock::WLocker l(pg_map_lock);
- if (pg_map.count(pgid) == 0) {
- dout(10) << " don't have pg " << pgid << dendl;
- continue;
- }
- dout(5) << "queue_pg_for_deletion: " << pgid << dendl;
- PG *pg = _lookup_lock_pg_with_map_lock_held(pgid);
- pg_history_t history = pg->info.history;
- int up_primary, acting_primary;
- vector<int> up, acting;
- osdmap->pg_to_up_acting_osds(
- pgid.pgid, &up, &up_primary, &acting, &acting_primary);
- bool valid_history = project_pg_history(
- pg->info.pgid, history, pg->get_osdmap()->get_epoch(),
- up, up_primary, acting, acting_primary);
- if (valid_history &&
- history.same_interval_since <= m->get_epoch()) {
- assert(pg->get_primary().osd == m->get_source().num());
- PGRef _pg(pg);
- _remove_pg(pg);
- pg->unlock();
- } else {
- dout(10) << *pg << " ignoring remove request, pg changed in epoch "
- << history.same_interval_since
- << " > " << m->get_epoch() << dendl;
- pg->unlock();
- }
- }
-}
-
-void OSD::_remove_pg(PG *pg)
-{
- ObjectStore::Transaction rmt ;
-
- // on_removal, which calls remove_watchers_and_notifies, and the erasure from
- // the pg_map must be done together without unlocking the pg lock,
- // to avoid racing with watcher cleanup in ms_handle_reset
- // and handle_notify_timeout
- pg->on_removal(&rmt);
-
- service.cancel_pending_splits_for_parent(pg->info.pgid);
- int tr = store->queue_transaction(
- pg->osr.get(), std::move(rmt), NULL,
- new ContainerContext<
- SequencerRef>(pg->osr));
- assert(tr == 0);
-
- DeletingStateRef deleting = service.deleting_pgs.lookup_or_create(
- pg->info.pgid,
- make_pair(
- pg->info.pgid,
- PGRef(pg))
- );
- remove_wq.queue(make_pair(PGRef(pg), deleting));
-
- service.pg_remove_epoch(pg->info.pgid);
-
- // dereference from op_wq
- op_shardedwq.clear_pg_pointer(pg->info.pgid);
-
- // remove from map
- pg_map.erase(pg->info.pgid);
- pg->put("PGMap"); // since we've taken it out of map
-}
-
-// =========================================================
-// RECOVERY
-
-void OSDService::_maybe_queue_recovery() {
- assert(recovery_lock.is_locked_by_me());
- uint64_t available_pushes;
- while (!awaiting_throttle.empty() &&
- _recover_now(&available_pushes)) {
- uint64_t to_start = MIN(
- available_pushes,
- cct->_conf->osd_recovery_max_single_start);
- _queue_for_recovery(awaiting_throttle.front(), to_start);
- awaiting_throttle.pop_front();
- recovery_ops_reserved += to_start;
- }
-}
-
-bool OSDService::_recover_now(uint64_t *available_pushes)
-{
- if (available_pushes)
- *available_pushes = 0;
-
- if (ceph_clock_now() < defer_recovery_until) {
- dout(15) << __func__ << " defer until " << defer_recovery_until << dendl;
- return false;
- }
-
- if (recovery_paused) {
- dout(15) << __func__ << " paused" << dendl;
- return false;
- }
-
- uint64_t max = cct->_conf->osd_recovery_max_active;
- if (max <= recovery_ops_active + recovery_ops_reserved) {
- dout(15) << __func__ << " active " << recovery_ops_active
- << " + reserved " << recovery_ops_reserved
- << " >= max " << max << dendl;
- return false;
- }
-
- if (available_pushes)
- *available_pushes = max - recovery_ops_active - recovery_ops_reserved;
-
- return true;
-}
-
-
-void OSDService::adjust_pg_priorities(const vector<PGRef>& pgs, int newflags)
-{
- if (!pgs.size() || !(newflags & (OFR_BACKFILL | OFR_RECOVERY)))
- return;
- int newstate = 0;
-
- if (newflags & OFR_BACKFILL) {
- newstate = PG_STATE_FORCED_BACKFILL;
- } else if (newflags & OFR_RECOVERY) {
- newstate = PG_STATE_FORCED_RECOVERY;
- }
-
- // debug output here may get large, don't generate it if debug level is below
- // 10 and use abbreviated pg ids otherwise
- if ((cct)->_conf->subsys.should_gather(ceph_subsys_osd, 10)) {
- stringstream ss;
-
- for (auto& i : pgs) {
- ss << i->get_pgid() << " ";
- }
-
- dout(10) << __func__ << " working on " << ss.str() << dendl;
- }
-
- if (newflags & OFR_CANCEL) {
- for (auto& i : pgs) {
- i->lock();
- i->_change_recovery_force_mode(newstate, true);
- i->unlock();
- }
- } else {
- for (auto& i : pgs) {
- // make sure the PG is in correct state before forcing backfill or recovery, or
- // else we'll make PG keeping FORCE_* flag forever, requiring osds restart
- // or forcing somehow recovery/backfill.
- i->lock();
- int pgstate = i->get_state();
- if ( ((newstate == PG_STATE_FORCED_RECOVERY) && (pgstate & (PG_STATE_DEGRADED | PG_STATE_RECOVERY_WAIT | PG_STATE_RECOVERING))) ||
- ((newstate == PG_STATE_FORCED_BACKFILL) && (pgstate & (PG_STATE_DEGRADED | PG_STATE_BACKFILL_WAIT | PG_STATE_BACKFILLING))) )
- i->_change_recovery_force_mode(newstate, false);
- i->unlock();
- }
- }
-}
-
-void OSD::do_recovery(
- PG *pg, epoch_t queued, uint64_t reserved_pushes,
- ThreadPool::TPHandle &handle)
-{
- uint64_t started = 0;
-
- /*
- * When the value of osd_recovery_sleep is set greater than zero, recovery
- * ops are scheduled after osd_recovery_sleep amount of time from the previous
- * recovery event's schedule time. This is done by adding a
- * recovery_requeue_callback event, which re-queues the recovery op using
- * queue_recovery_after_sleep.
- */
- float recovery_sleep = get_osd_recovery_sleep();
- if (recovery_sleep > 0 && service.recovery_needs_sleep) {
- PGRef pgref(pg);
- auto recovery_requeue_callback = new FunctionContext([this, pgref, queued, reserved_pushes](int r) {
- dout(20) << "do_recovery wake up at "
- << ceph_clock_now()
- << ", re-queuing recovery" << dendl;
- service.recovery_needs_sleep = false;
- service.queue_recovery_after_sleep(pgref.get(), queued, reserved_pushes);
- });
- Mutex::Locker l(service.recovery_sleep_lock);
-
- // This is true for the first recovery op and when the previous recovery op
- // has been scheduled in the past. The next recovery op is scheduled after
- // completing the sleep from now.
- if (service.recovery_schedule_time < ceph_clock_now()) {
- service.recovery_schedule_time = ceph_clock_now();
- }
- service.recovery_schedule_time += recovery_sleep;
- service.recovery_sleep_timer.add_event_at(service.recovery_schedule_time,
- recovery_requeue_callback);
- dout(20) << "Recovery event scheduled at "
- << service.recovery_schedule_time << dendl;
- return;
- }
-
- {
- service.recovery_needs_sleep = true;
- if (pg->pg_has_reset_since(queued)) {
- goto out;
- }
-
- assert(!pg->deleting);
- assert(pg->is_peered() && pg->is_primary());
-
- assert(pg->recovery_queued);
- pg->recovery_queued = false;
-
- dout(10) << "do_recovery starting " << reserved_pushes << " " << *pg << dendl;
-#ifdef DEBUG_RECOVERY_OIDS
- dout(20) << " active was " << service.recovery_oids[pg->info.pgid] << dendl;
-#endif
-
- bool more = pg->start_recovery_ops(reserved_pushes, handle, &started);
- dout(10) << "do_recovery started " << started << "/" << reserved_pushes
- << " on " << *pg << dendl;
-
- // If no recovery op is started, don't bother to manipulate the RecoveryCtx
- if (!started && (more || !pg->have_unfound())) {
- goto out;
- }
-
- PG::RecoveryCtx rctx = create_context();
- rctx.handle = &handle;
-
- /*
- * if we couldn't start any recovery ops and things are still
- * unfound, see if we can discover more missing object locations.
- * It may be that our initial locations were bad and we errored
- * out while trying to pull.
- */
- if (!more && pg->have_unfound()) {
- pg->discover_all_missing(*rctx.query_map);
- if (rctx.query_map->empty()) {
- string action;
- if (pg->state_test(PG_STATE_BACKFILLING)) {
- auto evt = PG::CephPeeringEvtRef(new PG::CephPeeringEvt(
- queued,
- queued,
- PG::DeferBackfill(cct->_conf->osd_recovery_retry_interval)));
- pg->queue_peering_event(evt);
- action = "in backfill";
- } else if (pg->state_test(PG_STATE_RECOVERING)) {
- auto evt = PG::CephPeeringEvtRef(new PG::CephPeeringEvt(
- queued,
- queued,
- PG::DeferRecovery(cct->_conf->osd_recovery_retry_interval)));
- pg->queue_peering_event(evt);
- action = "in recovery";
- } else {
- action = "already out of recovery/backfill";
- }
- dout(10) << __func__ << ": no luck, giving up on this pg for now (" << action << ")" << dendl;
- } else {
- dout(10) << __func__ << ": no luck, giving up on this pg for now (queue_recovery)" << dendl;
- pg->queue_recovery();
- }
- }
-
- pg->write_if_dirty(*rctx.transaction);
- OSDMapRef curmap = pg->get_osdmap();
- dispatch_context(rctx, pg, curmap);
- }
-
- out:
- assert(started <= reserved_pushes);
- service.release_reserved_pushes(reserved_pushes);
-}
-
-void OSDService::start_recovery_op(PG *pg, const hobject_t& soid)
-{
- Mutex::Locker l(recovery_lock);
- dout(10) << "start_recovery_op " << *pg << " " << soid
- << " (" << recovery_ops_active << "/"
- << cct->_conf->osd_recovery_max_active << " rops)"
- << dendl;
- recovery_ops_active++;
-
-#ifdef DEBUG_RECOVERY_OIDS
- dout(20) << " active was " << recovery_oids[pg->info.pgid] << dendl;
- assert(recovery_oids[pg->info.pgid].count(soid) == 0);
- recovery_oids[pg->info.pgid].insert(soid);
-#endif
-}
-
-void OSDService::finish_recovery_op(PG *pg, const hobject_t& soid, bool dequeue)
-{
- Mutex::Locker l(recovery_lock);
- dout(10) << "finish_recovery_op " << *pg << " " << soid
- << " dequeue=" << dequeue
- << " (" << recovery_ops_active << "/" << cct->_conf->osd_recovery_max_active << " rops)"
- << dendl;
-
- // adjust count
- assert(recovery_ops_active > 0);
- recovery_ops_active--;
-
-#ifdef DEBUG_RECOVERY_OIDS
- dout(20) << " active oids was " << recovery_oids[pg->info.pgid] << dendl;
- assert(recovery_oids[pg->info.pgid].count(soid));
- recovery_oids[pg->info.pgid].erase(soid);
-#endif
-
- _maybe_queue_recovery();
-}
-
-bool OSDService::is_recovery_active()
-{
- return local_reserver.has_reservation() || remote_reserver.has_reservation();
-}
-
-// =========================================================
-// OPS
-
-bool OSD::op_is_discardable(const MOSDOp *op)
-{
- // drop client request if they are not connected and can't get the
- // reply anyway.
- if (!op->get_connection()->is_connected()) {
- return true;
- }
- return false;
-}
-
-void OSD::enqueue_op(spg_t pg, OpRequestRef& op, epoch_t epoch)
-{
- utime_t latency = ceph_clock_now() - op->get_req()->get_recv_stamp();
- dout(15) << "enqueue_op " << op << " prio " << op->get_req()->get_priority()
- << " cost " << op->get_req()->get_cost()
- << " latency " << latency
- << " epoch " << epoch
- << " " << *(op->get_req()) << dendl;
- op->osd_trace.event("enqueue op");
- op->osd_trace.keyval("priority", op->get_req()->get_priority());
- op->osd_trace.keyval("cost", op->get_req()->get_cost());
- op->mark_queued_for_pg();
- logger->tinc(l_osd_op_before_queue_op_lat, latency);
- op_shardedwq.queue(make_pair(pg, PGQueueable(op, epoch)));
-}
-
-
-
-/*
- * NOTE: dequeue called in worker thread, with pg lock
- */
-void OSD::dequeue_op(
- PGRef pg, OpRequestRef op,
- ThreadPool::TPHandle &handle)
-{
- FUNCTRACE();
- OID_EVENT_TRACE_WITH_MSG(op->get_req(), "DEQUEUE_OP_BEGIN", false);
-
- utime_t now = ceph_clock_now();
- op->set_dequeued_time(now);
- utime_t latency = now - op->get_req()->get_recv_stamp();
- dout(10) << "dequeue_op " << op << " prio " << op->get_req()->get_priority()
- << " cost " << op->get_req()->get_cost()
- << " latency " << latency
- << " " << *(op->get_req())
- << " pg " << *pg << dendl;
-
- logger->tinc(l_osd_op_before_dequeue_op_lat, latency);
-
- Session *session = static_cast<Session *>(
- op->get_req()->get_connection()->get_priv());
- if (session) {
- maybe_share_map(session, op, pg->get_osdmap());
- session->put();
- }
-
- if (pg->deleting)
- return;
-
- op->mark_reached_pg();
- op->osd_trace.event("dequeue_op");
-
- pg->do_request(op, handle);
-
- // finish
- dout(10) << "dequeue_op " << op << " finish" << dendl;
- OID_EVENT_TRACE_WITH_MSG(op->get_req(), "DEQUEUE_OP_END", false);
-}
-
-
-struct C_CompleteSplits : public Context {
- OSD *osd;
- set<PGRef> pgs;
- C_CompleteSplits(OSD *osd, const set<PGRef> &in)
- : osd(osd), pgs(in) {}
- void finish(int r) override {
- Mutex::Locker l(osd->osd_lock);
- if (osd->is_stopping())
- return;
- PG::RecoveryCtx rctx = osd->create_context();
- for (set<PGRef>::iterator i = pgs.begin();
- i != pgs.end();
- ++i) {
- osd->pg_map_lock.get_write();
- (*i)->lock();
- PG *pg = i->get();
- osd->add_newly_split_pg(pg, &rctx);
- if (!((*i)->deleting)) {
- set<spg_t> to_complete;
- to_complete.insert((*i)->info.pgid);
- osd->service.complete_split(to_complete);
- }
- osd->pg_map_lock.put_write();
- osd->dispatch_context_transaction(rctx, pg);
- osd->wake_pg_waiters(*i);
- (*i)->unlock();
- }
-
- osd->dispatch_context(rctx, 0, osd->service.get_osdmap());
- }
-};
-
-void OSD::process_peering_events(
- const list<PG*> &pgs,
- ThreadPool::TPHandle &handle
- )
-{
- bool need_up_thru = false;
- epoch_t same_interval_since = 0;
- OSDMapRef curmap;
- PG::RecoveryCtx rctx = create_context();
- rctx.handle = &handle;
- for (list<PG*>::const_iterator i = pgs.begin();
- i != pgs.end();
- ++i) {
- set<PGRef> split_pgs;
- PG *pg = *i;
- pg->lock_suspend_timeout(handle);
- curmap = service.get_osdmap();
- if (pg->deleting) {
- pg->unlock();
- continue;
- }
- if (!advance_pg(curmap->get_epoch(), pg, handle, &rctx, &split_pgs)) {
- // we need to requeue the PG explicitly since we didn't actually
- // handle an event
- peering_wq.queue(pg);
- } else {
- assert(!pg->peering_queue.empty());
- PG::CephPeeringEvtRef evt = pg->peering_queue.front();
- pg->peering_queue.pop_front();
- pg->handle_peering_event(evt, &rctx);
- }
- need_up_thru = pg->need_up_thru || need_up_thru;
- same_interval_since = MAX(pg->info.history.same_interval_since,
- same_interval_since);
- pg->write_if_dirty(*rctx.transaction);
- if (!split_pgs.empty()) {
- rctx.on_applied->add(new C_CompleteSplits(this, split_pgs));
- split_pgs.clear();
- }
- dispatch_context_transaction(rctx, pg, &handle);
- pg->unlock();
- }
- if (need_up_thru)
- queue_want_up_thru(same_interval_since);
- dispatch_context(rctx, 0, curmap, &handle);
-
- service.send_pg_temp();
-}
-
-// --------------------------------
-
-const char** OSD::get_tracked_conf_keys() const
-{
- static const char* KEYS[] = {
- "osd_max_backfills",
- "osd_min_recovery_priority",
- "osd_max_trimming_pgs",
- "osd_op_complaint_time",
- "osd_op_log_threshold",
- "osd_op_history_size",
- "osd_op_history_duration",
- "osd_op_history_slow_op_size",
- "osd_op_history_slow_op_threshold",
- "osd_enable_op_tracker",
- "osd_map_cache_size",
- "osd_map_max_advance",
- "osd_pg_epoch_persisted_max_stale",
- "osd_disk_thread_ioprio_class",
- "osd_disk_thread_ioprio_priority",
- // clog & admin clog
- "clog_to_monitors",
- "clog_to_syslog",
- "clog_to_syslog_facility",
- "clog_to_syslog_level",
- "osd_objectstore_fuse",
- "clog_to_graylog",
- "clog_to_graylog_host",
- "clog_to_graylog_port",
- "host",
- "fsid",
- "osd_recovery_delay_start",
- "osd_client_message_size_cap",
- "osd_client_message_cap",
- "osd_heartbeat_min_size",
- "osd_heartbeat_interval",
- NULL
- };
- return KEYS;
-}
-
-void OSD::handle_conf_change(const struct md_config_t *conf,
- const std::set <std::string> &changed)
-{
- if (changed.count("osd_max_backfills")) {
- service.local_reserver.set_max(cct->_conf->osd_max_backfills);
- service.remote_reserver.set_max(cct->_conf->osd_max_backfills);
- }
- if (changed.count("osd_min_recovery_priority")) {
- service.local_reserver.set_min_priority(cct->_conf->osd_min_recovery_priority);
- service.remote_reserver.set_min_priority(cct->_conf->osd_min_recovery_priority);
- }
- if (changed.count("osd_max_trimming_pgs")) {
- service.snap_reserver.set_max(cct->_conf->osd_max_trimming_pgs);
- }
- if (changed.count("osd_op_complaint_time") ||
- changed.count("osd_op_log_threshold")) {
- op_tracker.set_complaint_and_threshold(cct->_conf->osd_op_complaint_time,
- cct->_conf->osd_op_log_threshold);
- }
- if (changed.count("osd_op_history_size") ||
- changed.count("osd_op_history_duration")) {
- op_tracker.set_history_size_and_duration(cct->_conf->osd_op_history_size,
- cct->_conf->osd_op_history_duration);
- }
- if (changed.count("osd_op_history_slow_op_size") ||
- changed.count("osd_op_history_slow_op_threshold")) {
- op_tracker.set_history_slow_op_size_and_threshold(cct->_conf->osd_op_history_slow_op_size,
- cct->_conf->osd_op_history_slow_op_threshold);
- }
- if (changed.count("osd_enable_op_tracker")) {
- op_tracker.set_tracking(cct->_conf->osd_enable_op_tracker);
- }
- if (changed.count("osd_disk_thread_ioprio_class") ||
- changed.count("osd_disk_thread_ioprio_priority")) {
- set_disk_tp_priority();
- }
- if (changed.count("osd_map_cache_size")) {
- service.map_cache.set_size(cct->_conf->osd_map_cache_size);
- service.map_bl_cache.set_size(cct->_conf->osd_map_cache_size);
- service.map_bl_inc_cache.set_size(cct->_conf->osd_map_cache_size);
- }
- if (changed.count("clog_to_monitors") ||
- changed.count("clog_to_syslog") ||
- changed.count("clog_to_syslog_level") ||
- changed.count("clog_to_syslog_facility") ||
- changed.count("clog_to_graylog") ||
- changed.count("clog_to_graylog_host") ||
- changed.count("clog_to_graylog_port") ||
- changed.count("host") ||
- changed.count("fsid")) {
- update_log_config();
- }
-
-#ifdef HAVE_LIBFUSE
- if (changed.count("osd_objectstore_fuse")) {
- if (store) {
- enable_disable_fuse(false);
- }
- }
-#endif
-
- if (changed.count("osd_recovery_delay_start")) {
- service.defer_recovery(cct->_conf->osd_recovery_delay_start);
- service.kick_recovery_queue();
- }
-
- if (changed.count("osd_client_message_cap")) {
- uint64_t newval = cct->_conf->osd_client_message_cap;
- Messenger::Policy pol = client_messenger->get_policy(entity_name_t::TYPE_CLIENT);
- if (pol.throttler_messages && newval > 0) {
- pol.throttler_messages->reset_max(newval);
- }
- }
- if (changed.count("osd_client_message_size_cap")) {
- uint64_t newval = cct->_conf->osd_client_message_size_cap;
- Messenger::Policy pol = client_messenger->get_policy(entity_name_t::TYPE_CLIENT);
- if (pol.throttler_bytes && newval > 0) {
- pol.throttler_bytes->reset_max(newval);
- }
- }
-
- check_config();
-}
-
-void OSD::update_log_config()
-{
- map<string,string> log_to_monitors;
- map<string,string> log_to_syslog;
- map<string,string> log_channel;
- map<string,string> log_prio;
- map<string,string> log_to_graylog;
- map<string,string> log_to_graylog_host;
- map<string,string> log_to_graylog_port;
- uuid_d fsid;
- string host;
-
- if (parse_log_client_options(cct, log_to_monitors, log_to_syslog,
- log_channel, log_prio, log_to_graylog,
- log_to_graylog_host, log_to_graylog_port,
- fsid, host) == 0)
- clog->update_config(log_to_monitors, log_to_syslog,
- log_channel, log_prio, log_to_graylog,
- log_to_graylog_host, log_to_graylog_port,
- fsid, host);
- derr << "log_to_monitors " << log_to_monitors << dendl;
-}
-
-void OSD::check_config()
-{
- // some sanity checks
- if (cct->_conf->osd_map_cache_size <= cct->_conf->osd_map_max_advance + 2) {
- clog->warn() << "osd_map_cache_size (" << cct->_conf->osd_map_cache_size << ")"
- << " is not > osd_map_max_advance ("
- << cct->_conf->osd_map_max_advance << ")";
- }
- if (cct->_conf->osd_map_cache_size <= (int)cct->_conf->osd_pg_epoch_persisted_max_stale + 2) {
- clog->warn() << "osd_map_cache_size (" << cct->_conf->osd_map_cache_size << ")"
- << " is not > osd_pg_epoch_persisted_max_stale ("
- << cct->_conf->osd_pg_epoch_persisted_max_stale << ")";
- }
-}
-
-void OSD::set_disk_tp_priority()
-{
- dout(10) << __func__
- << " class " << cct->_conf->osd_disk_thread_ioprio_class
- << " priority " << cct->_conf->osd_disk_thread_ioprio_priority
- << dendl;
- if (cct->_conf->osd_disk_thread_ioprio_class.empty() ||
- cct->_conf->osd_disk_thread_ioprio_priority < 0)
- return;
- int cls =
- ceph_ioprio_string_to_class(cct->_conf->osd_disk_thread_ioprio_class);
- if (cls < 0)
- derr << __func__ << cpp_strerror(cls) << ": "
- << "osd_disk_thread_ioprio_class is " << cct->_conf->osd_disk_thread_ioprio_class
- << " but only the following values are allowed: idle, be or rt" << dendl;
- else
- disk_tp.set_ioprio(cls, cct->_conf->osd_disk_thread_ioprio_priority);
-}
-
-// --------------------------------
-
-void OSD::get_latest_osdmap()
-{
- dout(10) << __func__ << " -- start" << dendl;
-
- C_SaferCond cond;
- service.objecter->wait_for_latest_osdmap(&cond);
- cond.wait();
-
- dout(10) << __func__ << " -- finish" << dendl;
-}
-
-// --------------------------------
-
-int OSD::init_op_flags(OpRequestRef& op)
-{
- const MOSDOp *m = static_cast<const MOSDOp*>(op->get_req());
- vector<OSDOp>::const_iterator iter;
-
- // client flags have no bearing on whether an op is a read, write, etc.
- op->rmw_flags = 0;
-
- if (m->has_flag(CEPH_OSD_FLAG_RWORDERED)) {
- op->set_force_rwordered();
- }
-
- // set bits based on op codes, called methods.
- for (iter = m->ops.begin(); iter != m->ops.end(); ++iter) {
- if ((iter->op.op == CEPH_OSD_OP_WATCH &&
- iter->op.watch.op == CEPH_OSD_WATCH_OP_PING)) {
- /* This a bit odd. PING isn't actually a write. It can't
- * result in an update to the object_info. PINGs also aren'ty
- * resent, so there's no reason to write out a log entry
- *
- * However, we pipeline them behind writes, so let's force
- * the write_ordered flag.
- */
- op->set_force_rwordered();
- } else {
- if (ceph_osd_op_mode_modify(iter->op.op))
- op->set_write();
- }
- if (ceph_osd_op_mode_read(iter->op.op))
- op->set_read();
-
- // set READ flag if there are src_oids
- if (iter->soid.oid.name.length())
- op->set_read();
-
- // set PGOP flag if there are PG ops
- if (ceph_osd_op_type_pg(iter->op.op))
- op->set_pg_op();
-
- if (ceph_osd_op_mode_cache(iter->op.op))
- op->set_cache();
-
- // check for ec base pool
- int64_t poolid = m->get_pg().pool();
- const pg_pool_t *pool = osdmap->get_pg_pool(poolid);
- if (pool && pool->is_tier()) {
- const pg_pool_t *base_pool = osdmap->get_pg_pool(pool->tier_of);
- if (base_pool && base_pool->require_rollback()) {
- if ((iter->op.op != CEPH_OSD_OP_READ) &&
- (iter->op.op != CEPH_OSD_OP_CHECKSUM) &&
- (iter->op.op != CEPH_OSD_OP_CMPEXT) &&
- (iter->op.op != CEPH_OSD_OP_STAT) &&
- (iter->op.op != CEPH_OSD_OP_ISDIRTY) &&
- (iter->op.op != CEPH_OSD_OP_UNDIRTY) &&
- (iter->op.op != CEPH_OSD_OP_GETXATTR) &&
- (iter->op.op != CEPH_OSD_OP_GETXATTRS) &&
- (iter->op.op != CEPH_OSD_OP_CMPXATTR) &&
- (iter->op.op != CEPH_OSD_OP_ASSERT_VER) &&
- (iter->op.op != CEPH_OSD_OP_LIST_WATCHERS) &&
- (iter->op.op != CEPH_OSD_OP_LIST_SNAPS) &&
- (iter->op.op != CEPH_OSD_OP_SETALLOCHINT) &&
- (iter->op.op != CEPH_OSD_OP_WRITEFULL) &&
- (iter->op.op != CEPH_OSD_OP_ROLLBACK) &&
- (iter->op.op != CEPH_OSD_OP_CREATE) &&
- (iter->op.op != CEPH_OSD_OP_DELETE) &&
- (iter->op.op != CEPH_OSD_OP_SETXATTR) &&
- (iter->op.op != CEPH_OSD_OP_RMXATTR) &&
- (iter->op.op != CEPH_OSD_OP_STARTSYNC) &&
- (iter->op.op != CEPH_OSD_OP_COPY_GET) &&
- (iter->op.op != CEPH_OSD_OP_COPY_FROM)) {
- op->set_promote();
- }
- }
- }
-
- switch (iter->op.op) {
- case CEPH_OSD_OP_CALL:
- {
- bufferlist::iterator bp = const_cast<bufferlist&>(iter->indata).begin();
- int is_write, is_read;
- string cname, mname;
- bp.copy(iter->op.cls.class_len, cname);
- bp.copy(iter->op.cls.method_len, mname);
-
- ClassHandler::ClassData *cls;
- int r = class_handler->open_class(cname, &cls);
- if (r) {
- derr << "class " << cname << " open got " << cpp_strerror(r) << dendl;
- if (r == -ENOENT)
- r = -EOPNOTSUPP;
- else if (r != -EPERM) // propagate permission errors
- r = -EIO;
- return r;
- }
- int flags = cls->get_method_flags(mname.c_str());
- if (flags < 0) {
- if (flags == -ENOENT)
- r = -EOPNOTSUPP;
- else
- r = flags;
- return r;
- }
- is_read = flags & CLS_METHOD_RD;
- is_write = flags & CLS_METHOD_WR;
- bool is_promote = flags & CLS_METHOD_PROMOTE;
-
- dout(10) << "class " << cname << " method " << mname << " "
- << "flags=" << (is_read ? "r" : "")
- << (is_write ? "w" : "")
- << (is_promote ? "p" : "")
- << dendl;
- if (is_read)
- op->set_class_read();
- if (is_write)
- op->set_class_write();
- if (is_promote)
- op->set_promote();
- op->add_class(cname, is_read, is_write, cls->whitelisted);
- break;
- }
-
- case CEPH_OSD_OP_WATCH:
- // force the read bit for watch since it is depends on previous
- // watch state (and may return early if the watch exists) or, in
- // the case of ping, is simply a read op.
- op->set_read();
- // fall through
- case CEPH_OSD_OP_NOTIFY:
- case CEPH_OSD_OP_NOTIFY_ACK:
- {
- op->set_promote();
- break;
- }
-
- case CEPH_OSD_OP_DELETE:
- // if we get a delete with FAILOK we can skip handle cache. without
- // FAILOK we still need to promote (or do something smarter) to
- // determine whether to return ENOENT or 0.
- if (iter == m->ops.begin() &&
- iter->op.flags == CEPH_OSD_OP_FLAG_FAILOK) {
- op->set_skip_handle_cache();
- }
- // skip promotion when proxying a delete op
- if (m->ops.size() == 1) {
- op->set_skip_promote();
- }
- break;
-
- case CEPH_OSD_OP_CACHE_TRY_FLUSH:
- case CEPH_OSD_OP_CACHE_FLUSH:
- case CEPH_OSD_OP_CACHE_EVICT:
- // If try_flush/flush/evict is the only op, can skip handle cache.
- if (m->ops.size() == 1) {
- op->set_skip_handle_cache();
- }
- break;
-
- case CEPH_OSD_OP_READ:
- case CEPH_OSD_OP_SYNC_READ:
- case CEPH_OSD_OP_SPARSE_READ:
- case CEPH_OSD_OP_CHECKSUM:
- case CEPH_OSD_OP_WRITEFULL:
- if (m->ops.size() == 1 &&
- (iter->op.flags & CEPH_OSD_OP_FLAG_FADVISE_NOCACHE ||
- iter->op.flags & CEPH_OSD_OP_FLAG_FADVISE_DONTNEED)) {
- op->set_skip_promote();
- }
- break;
-
- // force promotion when pin an object in cache tier
- case CEPH_OSD_OP_CACHE_PIN:
- op->set_promote();
- break;
-
- default:
- break;
- }
- }
-
- if (op->rmw_flags == 0)
- return -EINVAL;
-
- return 0;
-}
-
-void OSD::PeeringWQ::_dequeue(list<PG*> *out) {
- for (list<PG*>::iterator i = peering_queue.begin();
- i != peering_queue.end() &&
- out->size() < osd->cct->_conf->osd_peering_wq_batch_size;
- ) {
- if (in_use.count(*i)) {
- ++i;
- } else {
- out->push_back(*i);
- peering_queue.erase(i++);
- }
- }
- in_use.insert(out->begin(), out->end());
-}
-
-
-// =============================================================
-
-#undef dout_context
-#define dout_context osd->cct
-#undef dout_prefix
-#define dout_prefix *_dout << "osd." << osd->whoami << " op_wq "
-
-void OSD::ShardedOpWQ::wake_pg_waiters(spg_t pgid)
-{
- uint32_t shard_index = pgid.hash_to_shard(shard_list.size());
- auto sdata = shard_list[shard_index];
- bool queued = false;
- unsigned pushes_to_free = 0;
- {
- Mutex::Locker l(sdata->sdata_op_ordering_lock);
- auto p = sdata->pg_slots.find(pgid);
- if (p != sdata->pg_slots.end()) {
- dout(20) << __func__ << " " << pgid
- << " to_process " << p->second.to_process
- << " waiting_for_pg=" << (int)p->second.waiting_for_pg << dendl;
- for (auto i = p->second.to_process.rbegin();
- i != p->second.to_process.rend();
- ++i) {
- sdata->_enqueue_front(make_pair(pgid, *i), osd->op_prio_cutoff);
- }
- for (auto& q : p->second.to_process) {
- pushes_to_free += q.get_reserved_pushes();
- }
- p->second.to_process.clear();
- p->second.waiting_for_pg = false;
- ++p->second.requeue_seq;
- queued = true;
- }
- }
- if (pushes_to_free > 0) {
- osd->service.release_reserved_pushes(pushes_to_free);
- }
- if (queued) {
- sdata->sdata_lock.Lock();
- sdata->sdata_cond.SignalOne();
- sdata->sdata_lock.Unlock();
- }
-}
-
-void OSD::ShardedOpWQ::prune_pg_waiters(OSDMapRef osdmap, int whoami)
-{
- unsigned pushes_to_free = 0;
- for (auto sdata : shard_list) {
- Mutex::Locker l(sdata->sdata_op_ordering_lock);
- sdata->waiting_for_pg_osdmap = osdmap;
- auto p = sdata->pg_slots.begin();
- while (p != sdata->pg_slots.end()) {
- ShardData::pg_slot& slot = p->second;
- if (!slot.to_process.empty() && slot.num_running == 0) {
- if (osdmap->is_up_acting_osd_shard(p->first, whoami)) {
- dout(20) << __func__ << " " << p->first << " maps to us, keeping"
- << dendl;
- ++p;
- continue;
- }
- while (!slot.to_process.empty() &&
- slot.to_process.front().get_map_epoch() <= osdmap->get_epoch()) {
- auto& qi = slot.to_process.front();
- dout(20) << __func__ << " " << p->first
- << " item " << qi
- << " epoch " << qi.get_map_epoch()
- << " <= " << osdmap->get_epoch()
- << ", stale, dropping" << dendl;
- pushes_to_free += qi.get_reserved_pushes();
- slot.to_process.pop_front();
- }
- }
- if (slot.to_process.empty() &&
- slot.num_running == 0 &&
- !slot.pg) {
- dout(20) << __func__ << " " << p->first << " empty, pruning" << dendl;
- p = sdata->pg_slots.erase(p);
- } else {
- ++p;
- }
- }
- }
- if (pushes_to_free > 0) {
- osd->service.release_reserved_pushes(pushes_to_free);
- }
-}
-
-void OSD::ShardedOpWQ::clear_pg_pointer(spg_t pgid)
-{
- uint32_t shard_index = pgid.hash_to_shard(shard_list.size());
- auto sdata = shard_list[shard_index];
- Mutex::Locker l(sdata->sdata_op_ordering_lock);
- auto p = sdata->pg_slots.find(pgid);
- if (p != sdata->pg_slots.end()) {
- auto& slot = p->second;
- dout(20) << __func__ << " " << pgid << " pg " << slot.pg << dendl;
- assert(!slot.pg || slot.pg->deleting);
- slot.pg = nullptr;
- }
-}
-
-void OSD::ShardedOpWQ::clear_pg_slots()
-{
- for (auto sdata : shard_list) {
- Mutex::Locker l(sdata->sdata_op_ordering_lock);
- sdata->pg_slots.clear();
- sdata->waiting_for_pg_osdmap.reset();
- // don't bother with reserved pushes; we are shutting down
- }
-}
-
-#undef dout_prefix
-#define dout_prefix *_dout << "osd." << osd->whoami << " op_wq(" << shard_index << ") "
-
-void OSD::ShardedOpWQ::_process(uint32_t thread_index, heartbeat_handle_d *hb)
-{
- uint32_t shard_index = thread_index % num_shards;
- ShardData *sdata = shard_list[shard_index];
- assert(NULL != sdata);
-
- // peek at spg_t
- sdata->sdata_op_ordering_lock.Lock();
- if (sdata->pqueue->empty()) {
- dout(20) << __func__ << " empty q, waiting" << dendl;
- // optimistically sleep a moment; maybe another work item will come along.
- osd->cct->get_heartbeat_map()->reset_timeout(hb,
- osd->cct->_conf->threadpool_default_timeout, 0);
- sdata->sdata_lock.Lock();
- sdata->sdata_op_ordering_lock.Unlock();
- sdata->sdata_cond.WaitInterval(sdata->sdata_lock,
- utime_t(osd->cct->_conf->threadpool_empty_queue_max_wait, 0));
- sdata->sdata_lock.Unlock();
- sdata->sdata_op_ordering_lock.Lock();
- if (sdata->pqueue->empty()) {
- sdata->sdata_op_ordering_lock.Unlock();
- return;
- }
- }
- pair<spg_t, PGQueueable> item = sdata->pqueue->dequeue();
- if (osd->is_stopping()) {
- sdata->sdata_op_ordering_lock.Unlock();
- return; // OSD shutdown, discard.
- }
- PGRef pg;
- uint64_t requeue_seq;
- {
- auto& slot = sdata->pg_slots[item.first];
- dout(30) << __func__ << " " << item.first
- << " to_process " << slot.to_process
- << " waiting_for_pg=" << (int)slot.waiting_for_pg << dendl;
- slot.to_process.push_back(item.second);
- // note the requeue seq now...
- requeue_seq = slot.requeue_seq;
- if (slot.waiting_for_pg) {
- // save ourselves a bit of effort
- dout(20) << __func__ << " " << item.first << " item " << item.second
- << " queued, waiting_for_pg" << dendl;
- sdata->sdata_op_ordering_lock.Unlock();
- return;
- }
- pg = slot.pg;
- dout(20) << __func__ << " " << item.first << " item " << item.second
- << " queued" << dendl;
- ++slot.num_running;
- }
- sdata->sdata_op_ordering_lock.Unlock();
-
- osd->service.maybe_inject_dispatch_delay();
-
- // [lookup +] lock pg (if we have it)
- if (!pg) {
- pg = osd->_lookup_lock_pg(item.first);
- } else {
- pg->lock();
- }
-
- osd->service.maybe_inject_dispatch_delay();
-
- boost::optional<PGQueueable> qi;
-
- // we don't use a Mutex::Locker here because of the
- // osd->service.release_reserved_pushes() call below
- sdata->sdata_op_ordering_lock.Lock();
-
- auto q = sdata->pg_slots.find(item.first);
- assert(q != sdata->pg_slots.end());
- auto& slot = q->second;
- --slot.num_running;
-
- if (slot.to_process.empty()) {
- // raced with wake_pg_waiters or prune_pg_waiters
- dout(20) << __func__ << " " << item.first << " nothing queued" << dendl;
- if (pg) {
- pg->unlock();
- }
- sdata->sdata_op_ordering_lock.Unlock();
- return;
- }
- if (requeue_seq != slot.requeue_seq) {
- dout(20) << __func__ << " " << item.first
- << " requeue_seq " << slot.requeue_seq << " > our "
- << requeue_seq << ", we raced with wake_pg_waiters"
- << dendl;
- if (pg) {
- pg->unlock();
- }
- sdata->sdata_op_ordering_lock.Unlock();
- return;
- }
- if (pg && !slot.pg && !pg->deleting) {
- dout(20) << __func__ << " " << item.first << " set pg to " << pg << dendl;
- slot.pg = pg;
- }
- dout(30) << __func__ << " " << item.first << " to_process " << slot.to_process
- << " waiting_for_pg=" << (int)slot.waiting_for_pg << dendl;
-
- // make sure we're not already waiting for this pg
- if (slot.waiting_for_pg) {
- dout(20) << __func__ << " " << item.first << " item " << item.second
- << " slot is waiting_for_pg" << dendl;
- if (pg) {
- pg->unlock();
- }
- sdata->sdata_op_ordering_lock.Unlock();
- return;
- }
-
- // take next item
- qi = slot.to_process.front();
- slot.to_process.pop_front();
- dout(20) << __func__ << " " << item.first << " item " << *qi
- << " pg " << pg << dendl;
-
- if (!pg) {
- // should this pg shard exist on this osd in this (or a later) epoch?
- OSDMapRef osdmap = sdata->waiting_for_pg_osdmap;
- if (osdmap->is_up_acting_osd_shard(item.first, osd->whoami)) {
- dout(20) << __func__ << " " << item.first
- << " no pg, should exist, will wait" << " on " << *qi << dendl;
- slot.to_process.push_front(*qi);
- slot.waiting_for_pg = true;
- } else if (qi->get_map_epoch() > osdmap->get_epoch()) {
- dout(20) << __func__ << " " << item.first << " no pg, item epoch is "
- << qi->get_map_epoch() << " > " << osdmap->get_epoch()
- << ", will wait on " << *qi << dendl;
- slot.to_process.push_front(*qi);
- slot.waiting_for_pg = true;
- } else {
- dout(20) << __func__ << " " << item.first << " no pg, shouldn't exist,"
- << " dropping " << *qi << dendl;
- // share map with client?
- if (boost::optional<OpRequestRef> _op = qi->maybe_get_op()) {
- Session *session = static_cast<Session *>(
- (*_op)->get_req()->get_connection()->get_priv());
- if (session) {
- osd->maybe_share_map(session, *_op, sdata->waiting_for_pg_osdmap);
- session->put();
- }
- }
- unsigned pushes_to_free = qi->get_reserved_pushes();
- if (pushes_to_free > 0) {
- sdata->sdata_op_ordering_lock.Unlock();
- osd->service.release_reserved_pushes(pushes_to_free);
- return;
- }
- }
- sdata->sdata_op_ordering_lock.Unlock();
- return;
- }
- sdata->sdata_op_ordering_lock.Unlock();
-
-
- // osd_opwq_process marks the point at which an operation has been dequeued
- // and will begin to be handled by a worker thread.
- {
-#ifdef WITH_LTTNG
- osd_reqid_t reqid;
- if (boost::optional<OpRequestRef> _op = qi->maybe_get_op()) {
- reqid = (*_op)->get_reqid();
- }
-#endif
- tracepoint(osd, opwq_process_start, reqid.name._type,
- reqid.name._num, reqid.tid, reqid.inc);
- }
-
- lgeneric_subdout(osd->cct, osd, 30) << "dequeue status: ";
- Formatter *f = Formatter::create("json");
- f->open_object_section("q");
- dump(f);
- f->close_section();
- f->flush(*_dout);
- delete f;
- *_dout << dendl;
-
- ThreadPool::TPHandle tp_handle(osd->cct, hb, timeout_interval,
- suicide_interval);
- qi->run(osd, pg, tp_handle);
-
- {
-#ifdef WITH_LTTNG
- osd_reqid_t reqid;
- if (boost::optional<OpRequestRef> _op = qi->maybe_get_op()) {
- reqid = (*_op)->get_reqid();
- }
-#endif
- tracepoint(osd, opwq_process_finish, reqid.name._type,
- reqid.name._num, reqid.tid, reqid.inc);
- }
-
- pg->unlock();
-}
-
-void OSD::ShardedOpWQ::_enqueue(pair<spg_t, PGQueueable> item) {
- uint32_t shard_index =
- item.first.hash_to_shard(shard_list.size());
-
- ShardData* sdata = shard_list[shard_index];
- assert (NULL != sdata);
- unsigned priority = item.second.get_priority();
- unsigned cost = item.second.get_cost();
- sdata->sdata_op_ordering_lock.Lock();
-
- dout(20) << __func__ << " " << item.first << " " << item.second << dendl;
- if (priority >= osd->op_prio_cutoff)
- sdata->pqueue->enqueue_strict(
- item.second.get_owner(), priority, item);
- else
- sdata->pqueue->enqueue(
- item.second.get_owner(),
- priority, cost, item);
- sdata->sdata_op_ordering_lock.Unlock();
-
- sdata->sdata_lock.Lock();
- sdata->sdata_cond.SignalOne();
- sdata->sdata_lock.Unlock();
-
-}
-
-void OSD::ShardedOpWQ::_enqueue_front(pair<spg_t, PGQueueable> item)
-{
- uint32_t shard_index = item.first.hash_to_shard(shard_list.size());
- ShardData* sdata = shard_list[shard_index];
- assert (NULL != sdata);
- sdata->sdata_op_ordering_lock.Lock();
- auto p = sdata->pg_slots.find(item.first);
- if (p != sdata->pg_slots.end() && !p->second.to_process.empty()) {
- // we may be racing with _process, which has dequeued a new item
- // from pqueue, put it on to_process, and is now busy taking the
- // pg lock. ensure this old requeued item is ordered before any
- // such newer item in to_process.
- p->second.to_process.push_front(item.second);
- item.second = p->second.to_process.back();
- p->second.to_process.pop_back();
- dout(20) << __func__ << " " << item.first
- << " " << p->second.to_process.front()
- << " shuffled w/ " << item.second << dendl;
- } else {
- dout(20) << __func__ << " " << item.first << " " << item.second << dendl;
- }
- sdata->_enqueue_front(item, osd->op_prio_cutoff);
- sdata->sdata_op_ordering_lock.Unlock();
- sdata->sdata_lock.Lock();
- sdata->sdata_cond.SignalOne();
- sdata->sdata_lock.Unlock();
-}
-
-namespace ceph {
-namespace osd_cmds {
-
-int heap(CephContext& cct, cmdmap_t& cmdmap, Formatter& f, std::ostream& os)
-{
- if (!ceph_using_tcmalloc()) {
- os << "could not issue heap profiler command -- not using tcmalloc!";
- return -EOPNOTSUPP;
- }
-
- string cmd;
- if (!cmd_getval(&cct, cmdmap, "heapcmd", cmd)) {
- os << "unable to get value for command \"" << cmd << "\"";
- return -EINVAL;
- }
-
- std::vector<std::string> cmd_vec;
- get_str_vec(cmd, cmd_vec);
-
- ceph_heap_profiler_handle_command(cmd_vec, os);
-
- return 0;
-}
-
-}} // namespace ceph::osd_cmds
-
-
-std::ostream& operator<<(std::ostream& out, const OSD::io_queue& q) {
- switch(q) {
- case OSD::io_queue::prioritized:
- out << "prioritized";
- break;
- case OSD::io_queue::weightedpriority:
- out << "weightedpriority";
- break;
- case OSD::io_queue::mclock_opclass:
- out << "mclock_opclass";
- break;
- case OSD::io_queue::mclock_client:
- out << "mclock_client";
- break;
- }
- return out;
-}
Code Review / stor4nfv.git / blobdiff