X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fdoc%2Frados%2Foperations%2Fpg-states.rst;fp=src%2Fceph%2Fdoc%2Frados%2Foperations%2Fpg-states.rst;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=0fbd3dcf0b0494bb94154c1e63e4a4c44de87ced;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/doc/rados/operations/pg-states.rst b/src/ceph/doc/rados/operations/pg-states.rst deleted file mode 100644 index 0fbd3dc..0000000 --- a/src/ceph/doc/rados/operations/pg-states.rst +++ /dev/null @@ -1,80 +0,0 @@ -======================== - Placement Group States -======================== - -When checking a cluster's status (e.g., running ``ceph -w`` or ``ceph -s``), -Ceph will report on the status of the placement groups. A placement group has -one or more states. The optimum state for placement groups in the placement group -map is ``active + clean``. - -*Creating* - Ceph is still creating the placement group. - -*Active* - Ceph will process requests to the placement group. - -*Clean* - Ceph replicated all objects in the placement group the correct number of times. - -*Down* - A replica with necessary data is down, so the placement group is offline. - -*Scrubbing* - Ceph is checking the placement group for inconsistencies. - -*Degraded* - Ceph has not replicated some objects in the placement group the correct number of times yet. - -*Inconsistent* - Ceph detects inconsistencies in the one or more replicas of an object in the placement group - (e.g. objects are the wrong size, objects are missing from one replica *after* recovery finished, etc.). - -*Peering* - The placement group is undergoing the peering process - -*Repair* - Ceph is checking the placement group and repairing any inconsistencies it finds (if possible). - -*Recovering* - Ceph is migrating/synchronizing objects and their replicas. - -*Forced-Recovery* - High recovery priority of that PG is enforced by user. - -*Backfill* - Ceph is scanning and synchronizing the entire contents of a placement group - instead of inferring what contents need to be synchronized from the logs of - recent operations. *Backfill* is a special case of recovery. - -*Forced-Backfill* - High backfill priority of that PG is enforced by user. - -*Wait-backfill* - The placement group is waiting in line to start backfill. - -*Backfill-toofull* - A backfill operation is waiting because the destination OSD is over its - full ratio. - -*Incomplete* - Ceph detects that a placement group is missing information about - writes that may have occurred, or does not have any healthy - copies. If you see this state, try to start any failed OSDs that may - contain the needed information. In the case of an erasure coded pool - temporarily reducing min_size may allow recovery. - -*Stale* - The placement group is in an unknown state - the monitors have not received - an update for it since the placement group mapping changed. - -*Remapped* - The placement group is temporarily mapped to a different set of OSDs from what - CRUSH specified. - -*Undersized* - The placement group fewer copies than the configured pool replication level. - -*Peered* - The placement group has peered, but cannot serve client IO due to not having - enough copies to reach the pool's configured min_size parameter. Recovery - may occur in this state, so the pg may heal up to min_size eventually.