X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Fosd%2FOSD.cc;fp=src%2Fceph%2Fsrc%2Fosd%2FOSD.cc;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=926a3be7e03422c9a9bff9e4f3c5914385020110;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/osd/OSD.cc b/src/ceph/src/osd/OSD.cc deleted file mode 100644 index 926a3be..0000000 --- a/src/ceph/src/osd/OSD.cc +++ /dev/null @@ -1,10574 +0,0 @@ -// -*- 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 - * 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 -#include -#include -#include -#include -#include -#include - -#ifdef HAVE_SYS_PARAM_H -#include -#endif - -#ifdef HAVE_SYS_MOUNT_H -#include -#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::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 &children) -{ - for (set::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 &children) -{ - Mutex::Locker l(in_progress_split_lock); - map >::iterator piter = rev_pending_splits.find(parent); - assert(piter != rev_pending_splits.end()); - for (set::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 >::iterator piter = rev_pending_splits.find(parent); - if (piter == rev_pending_splits.end()) - return; - - for (set::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(old_pgnum)) { - set 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(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 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 even_newer_pgs; // pgs added in this loop - for (set::iterator i = new_pgs.begin(); i != new_pgs.end(); ++i) { - set 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::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::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 &pgs) -{ - Mutex::Locker l(in_progress_split_lock); - for (set::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& 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& 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& 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& 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 &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 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 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& want) -{ - Mutex::Locker l(pg_temp_lock); - map >::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 >::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::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::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::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(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(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 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("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 filters; - vector 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 > bl; - OSDMapRef curmap = service.get_osdmap(); - - f->open_array_section("blacklist"); - curmap->get_blacklist(&bl); - for (list >::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 watchers; - // scan pg's - { - Mutex::Locker l(osd_lock); - RWLock::RLocker l2(pg_map_lock); - for (ceph::unordered_map::iterator it = pg_map.begin(); - it != pg_map.end(); - ++it) { - - list 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::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::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>(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("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("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::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::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 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 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 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::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 ls; - store->list_collections(ls); - for (vector::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 temps; - ghobject_t next; - while (1) { - vector objects; - store->collection_list(*p, next, ghobject_t::get_max(), - store->get_ideal_list_max(), - &objects, &next); - if (objects.empty()) - break; - vector::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::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 osr (std::make_shared< - ObjectStore::Sequencer>("rm")); - ObjectStore::Transaction t; - SnapMapper mapper(cct, &driver, 0, 0, 0, pgid.shard); - - vector 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::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 >::iterator to_wake = - peering_wait_for_split.find(pg->info.pgid); - if (to_wake != peering_wait_for_split.end()) { - for (list::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 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& up, int up_primary, - vector& 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 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::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 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 old_acting, old_up; - epoch_t same_interval_since; - int primary; - int up_primary; - }; - map 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::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::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 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 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::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::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 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 old_up = old_pg_state->up; - int old_up_primary = old_pg_state->up_primary.osd; - vector 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 old_up = old_pg_state->up; - int old_up_primary = old_pg_state->up_primary.osd; - vector 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("mon_max_pg_per_osd") * - cct->_conf->get_val("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 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 twiddle(const vector& acting) { - if (acting.size() > 1) { - return {acting[0]}; - } else { - vector 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("mon_max_pg_per_osd") * - cct->_conf->get_val("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 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 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 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 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 &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(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& currentup, - int currentupprimary, - const vector& 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 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::iterator i = heartbeat_peers.find(p); - if (i == heartbeat_peers.end()) { - pair 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::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::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::iterator p = pg->heartbeat_peers.begin(); - p != pg->heartbeat_peers.end(); - ++p) - if (osdmap->is_up(*p)) - _add_heartbeat_peer(*p); - for (set::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 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::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::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::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::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::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 hb_peers; - for (map::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::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(con->get_priv()); - if (s) { - heartbeat_lock.Lock(); - if (is_stopping()) { - heartbeat_lock.Unlock(); - s->put(); - return true; - } - map::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 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(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 warnings; - if (op_tracker.check_ops_in_flight(warnings)) { - for (vector::iterator i = warnings.begin(); - i != warnings.end(); - ++i) { - clog->warn() << *i; - } - } -} - -// Usage: -// setomapval [namespace/] -// rmomapkey [namespace/] -// setomapheader [namespace/]
-// getomap [namespace/] -// truncobj [namespace/] -// injectmdataerr [namespace/] [shardid] -// injectdataerr [namespace/] [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 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 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 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::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 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::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 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(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(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(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(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(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 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::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(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(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(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 *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 >::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::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::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(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 ) valid only for the cli. -// Rest uses "tell " - -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 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 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 -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 ", "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& cmd, bufferlist& data) -{ - int r = 0; - stringstream ss, ds; - string rs; - bufferlist odata; - - dout(20) << "do_command tid " << tid << " " << cmd << dendl; - - map cmdmap; - string prefix; - string format; - string pgidstr; - boost::scoped_ptr 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 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::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 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::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 ' or - // 'tell ' (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 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 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; iqueue_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::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::const_iterator mend = - pg->pg_log.get_missing().get_items().end(); - std::map::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 &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 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>(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(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( - 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(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(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(m)->get_map_epoch(); - op->min_epoch = static_cast(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(m)->get_spg(), - op, - static_cast(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(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(m); - Session *s = static_cast(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(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(m)); - break; - - // osd - case MSG_PGSTATSACK: - handle_pg_stats_ack(static_cast(m)); - break; - - case MSG_MON_COMMAND: - handle_command(static_cast(m)); - break; - case MSG_COMMAND: - handle_command(static_cast(m)); - break; - - case MSG_OSD_SCRUB: - handle_scrub(static_cast(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(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::iterator p = pg_map.begin(); - p != pg_map.end(); - ++p) - handle_pg_scrub(m, p->second); - } else { - for (vector::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::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 pinned_maps; - epoch_t e; - C_OnMapApply(OSDService *service, - const list &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 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(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::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 old; - osdmap->get_all_osds(old); - for (set::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 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>::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 *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 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 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 to_remove; - - // scan pg's - { - RWLock::RLocker l(pg_map_lock); - for (ceph::unordered_map::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 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::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::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(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 &childpgids, set *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 updated_stats(childpgids.size() + 1); - parent->info.stats.stats.sum.split(updated_stats); - - vector::iterator stat_iter = updated_stats.begin(); - for (set::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(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::const_iterator ci = m->ctimes.begin(); - for (map::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 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 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 > *query_map = - new map >; - map > > *notify_list = - new map > >; - map > > *info_map = - new map > >; - PG::RecoveryCtx rctx(query_map, info_map, notify_list, - on_applied, on_safe, t); - return rctx; -} - -struct C_OpenPGs : public Context { - set pgs; - ObjectStore *store; - OSD *osd; - C_OpenPGs(set& 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 > >& notify_list, - OSDMapRef curmap) -{ - for (map > >::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 >& query_map, - OSDMapRef curmap) -{ - for (map >::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 > >& info_map, - OSDMapRef curmap) -{ - for (map > >::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 >::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(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(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(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(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(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(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(m); - assert(msg->get_type() == MSG_OSD_FORCE_RECOVERY); - - vector 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(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 > > 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 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(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 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& 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( - 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 pgs; - C_CompleteSplits(OSD *osd, const set &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::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 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 &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::const_iterator i = pgs.begin(); - i != pgs.end(); - ++i) { - set 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 &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 log_to_monitors; - map log_to_syslog; - map log_channel; - map log_prio; - map log_to_graylog; - map log_to_graylog_host; - map 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(op->get_req()); - vector::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(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 *out) { - for (list::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 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 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 _op = qi->maybe_get_op()) { - Session *session = static_cast( - (*_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 _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 _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 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 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 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; -}