Hello, During normal operation our cluster suddenly thrown an error and since then we have had 1 inconsistent PG, and one of clients sharing cephfs mount has started to occasionally log "ceph: Failed to find inode X". "ceph pg repair" deep scrubs the PG and fails with the same error in log. Can anyone advise how to fix this? log entry: 2018-09-20 06:48:23.081 7f0b2efd9700 -1 log_channel(cluster) log [ERR] : 1.92 soid 1:496296a8:::1000f44d0f4.00000018:head: failed to pick suitable object info 2018-09-20 06:48:23.081 7f0b2efd9700 -1 log_channel(cluster) log [ERR] : scrub 1.92 1:496296a8:::1000f44d0f4.00000018:head on disk size (3751936) does not match object info size (0) adjusted for ondisk to (0) 2018-09-20 06:50:36.925 7f0b2efd9700 -1 log_channel(cluster) log [ERR] : 1.92 scrub 3 errors
# ceph -v ceph version 13.2.1 (5533ecdc0fda920179d7ad84e0aa65a127b20d77) mimic (stable) # ceph health detail HEALTH_ERR 3 scrub errors; Possible data damage: 1 pg inconsistent OSD_SCRUB_ERRORS 3 scrub errors PG_DAMAGED Possible data damage: 1 pg inconsistent pg 1.92 is active+clean+inconsistent, acting [4,9] # rados list-inconsistent-obj 1.92 {"epoch":519,"inconsistents":[]} # ceph pg 1.92 query { "state": "active+clean+inconsistent", "snap_trimq": "[]", "snap_trimq_len": 0, "epoch": 520, "up": [ 4, 9 ], "acting": [ 4, 9 ], "acting_recovery_backfill": [ "4", "9" ], "info": { "pgid": "1.92", "last_update": "520'2456340", "last_complete": "520'2456340", "log_tail": "520'2453330", "last_user_version": 7914566, "last_backfill": "MAX", "last_backfill_bitwise": 0, "purged_snaps": [], "history": { "epoch_created": 63, "epoch_pool_created": 63, "last_epoch_started": 520, "last_interval_started": 519, "last_epoch_clean": 520, "last_interval_clean": 519, "last_epoch_split": 0, "last_epoch_marked_full": 0, "same_up_since": 519, "same_interval_since": 519, "same_primary_since": 514, "last_scrub": "520'2456105", "last_scrub_stamp": "2018-09-25 02:17:35.631365", "last_deep_scrub": "520'2456105", "last_deep_scrub_stamp": "2018-09-25 02:17:35.631365", "last_clean_scrub_stamp": "2018-09-19 02:27:22.656268" }, "stats": { "version": "520'2456340", "reported_seq": "6115579", "reported_epoch": "520", "state": "active+clean+inconsistent", "last_fresh": "2018-09-25 03:02:34.338256", "last_change": "2018-09-25 02:17:35.631476", "last_active": "2018-09-25 03:02:34.338256", "last_peered": "2018-09-25 03:02:34.338256", "last_clean": "2018-09-25 03:02:34.338256", "last_became_active": "2018-09-24 15:25:30.238044", "last_became_peered": "2018-09-24 15:25:30.238044", "last_unstale": "2018-09-25 03:02:34.338256", "last_undegraded": "2018-09-25 03:02:34.338256", "last_fullsized": "2018-09-25 03:02:34.338256", "mapping_epoch": 519, "log_start": "520'2453330", "ondisk_log_start": "520'2453330", "created": 63, "last_epoch_clean": 520, "parent": "0.0", "parent_split_bits": 0, "last_scrub": "520'2456105", "last_scrub_stamp": "2018-09-25 02:17:35.631365", "last_deep_scrub": "520'2456105", "last_deep_scrub_stamp": "2018-09-25 02:17:35.631365", "last_clean_scrub_stamp": "2018-09-19 02:27:22.656268", "log_size": 3010, "ondisk_log_size": 3010, "stats_invalid": false, "dirty_stats_invalid": false, "omap_stats_invalid": false, "hitset_stats_invalid": false, "hitset_bytes_stats_invalid": false, "pin_stats_invalid": false, "manifest_stats_invalid": false, "snaptrimq_len": 0, "stat_sum": { "num_bytes": 23138366490, "num_objects": 479532, "num_object_clones": 0, "num_object_copies": 959064, "num_objects_missing_on_primary": 0, "num_objects_missing": 0, "num_objects_degraded": 0, "num_objects_misplaced": 0, "num_objects_unfound": 0, "num_objects_dirty": 479532, "num_whiteouts": 0, "num_read": 3295720, "num_read_kb": 63508374, "num_write": 2495519, "num_write_kb": 81795199, "num_scrub_errors": 3, "num_shallow_scrub_errors": 3, "num_deep_scrub_errors": 0, "num_objects_recovered": 550, "num_bytes_recovered": 15760916, "num_keys_recovered": 0, "num_objects_omap": 0, "num_objects_hit_set_archive": 0, "num_bytes_hit_set_archive": 0, "num_flush": 0, "num_flush_kb": 0, "num_evict": 0, "num_evict_kb": 0, "num_promote": 0, "num_flush_mode_high": 0, "num_flush_mode_low": 0, "num_evict_mode_some": 0, "num_evict_mode_full": 0, "num_objects_pinned": 0, "num_legacy_snapsets": 0, "num_large_omap_objects": 0, "num_objects_manifest": 0 }, "up": [ 4, 9 ], "acting": [ 4, 9 ], "blocked_by": [], "up_primary": 4, "acting_primary": 4, "purged_snaps": [] }, "empty": 0, "dne": 0, "incomplete": 0, "last_epoch_started": 520, "hit_set_history": { "current_last_update": "0'0", "history": [] } }, "peer_info": [ { "peer": "9", "pgid": "1.92", "last_update": "520'2456340", "last_complete": "515'2438936", "log_tail": "511'2435926", "last_user_version": 7902301, "last_backfill": "MAX", "last_backfill_bitwise": 0, "purged_snaps": [], "history": { "epoch_created": 63, "epoch_pool_created": 63, "last_epoch_started": 520, "last_interval_started": 519, "last_epoch_clean": 520, "last_interval_clean": 519, "last_epoch_split": 0, "last_epoch_marked_full": 0, "same_up_since": 519, "same_interval_since": 519, "same_primary_since": 514, "last_scrub": "520'2456105", "last_scrub_stamp": "2018-09-25 02:17:35.631365", "last_deep_scrub": "520'2456105", "last_deep_scrub_stamp": "2018-09-25 02:17:35.631365", "last_clean_scrub_stamp": "2018-09-19 02:27:22.656268" }, "stats": { "version": "515'2438932", "reported_seq": "6063632", "reported_epoch": "515", "state": "active+clean+inconsistent", "last_fresh": "2018-09-24 15:24:38.783419", "last_change": "2018-09-24 15:24:01.437118", "last_active": "2018-09-24 15:24:38.783419", "last_peered": "2018-09-24 15:24:38.783419", "last_clean": "2018-09-24 15:24:38.783419", "last_became_active": "2018-09-24 15:23:38.017006", "last_became_peered": "2018-09-24 15:23:38.017006", "last_unstale": "2018-09-24 15:24:38.783419", "last_undegraded": "2018-09-24 15:24:38.783419", "last_fullsized": "2018-09-24 15:24:38.783419", "mapping_epoch": 519, "log_start": "511'2435926", "ondisk_log_start": "511'2435926", "created": 63, "last_epoch_clean": 515, "parent": "0.0", "parent_split_bits": 0, "last_scrub": "511'2422729", "last_scrub_stamp": "2018-09-23 21:04:22.513960", "last_deep_scrub": "511'2422729", "last_deep_scrub_stamp": "2018-09-23 21:04:22.513960", "last_clean_scrub_stamp": "2018-09-19 02:27:22.656268", "log_size": 3006, "ondisk_log_size": 3006, "stats_invalid": false, "dirty_stats_invalid": false, "omap_stats_invalid": false, "hitset_stats_invalid": false, "hitset_bytes_stats_invalid": false, "pin_stats_invalid": false, "manifest_stats_invalid": false, "snaptrimq_len": 0, "stat_sum": { "num_bytes": 23120223817, "num_objects": 477960, "num_object_clones": 0, "num_object_copies": 955920, "num_objects_missing_on_primary": 0, "num_objects_missing": 0, "num_objects_degraded": 0, "num_objects_misplaced": 0, "num_objects_unfound": 0, "num_objects_dirty": 477960, "num_whiteouts": 0, "num_read": 3261518, "num_read_kb": 62830694, "num_write": 2479763, "num_write_kb": 80991966, "num_scrub_errors": 3, "num_shallow_scrub_errors": 3, "num_deep_scrub_errors": 0, "num_objects_recovered": 540, "num_bytes_recovered": 15681499, "num_keys_recovered": 0, "num_objects_omap": 0, "num_objects_hit_set_archive": 0, "num_bytes_hit_set_archive": 0, "num_flush": 0, "num_flush_kb": 0, "num_evict": 0, "num_evict_kb": 0, "num_promote": 0, "num_flush_mode_high": 0, "num_flush_mode_low": 0, "num_evict_mode_some": 0, "num_evict_mode_full": 0, "num_objects_pinned": 0, "num_legacy_snapsets": 0, "num_large_omap_objects": 0, "num_objects_manifest": 0 }, "up": [ 4, 9 ], "acting": [ 4, 9 ], "blocked_by": [], "up_primary": 4, "acting_primary": 4, "purged_snaps": [] }, "empty": 0, "dne": 0, "incomplete": 0, "last_epoch_started": 520, "hit_set_history": { "current_last_update": "0'0", "history": [] } } ], "recovery_state": [ { "name": "Started/Primary/Active", "enter_time": "2018-09-24 15:25:29.632727", "might_have_unfound": [ { "osd": "9", "status": "already probed" } ], "recovery_progress": { "backfill_targets": [], "waiting_on_backfill": [], "last_backfill_started": "MIN", "backfill_info": { "begin": "MIN", "end": "MIN", "objects": [] }, "peer_backfill_info": [], "backfills_in_flight": [], "recovering": [], "pg_backend": { "pull_from_peer": [], "pushing": [] } }, "scrub": { "scrubber.epoch_start": "519", "scrubber.active": false, "scrubber.state": "INACTIVE", "scrubber.start": "MIN", "scrubber.end": "MIN", "scrubber.max_end": "MIN", "scrubber.subset_last_update": "0'0", "scrubber.deep": false, "scrubber.waiting_on_whom": [] } }, { "name": "Started", "enter_time": "2018-09-24 15:25:28.357659" } ], "agent_state": {} }
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