You might try turning osd_max_backfills to 2 or 1.
-Sam
On Fri, Aug 2, 2013 at 12:44 AM, Stefan Priebe <s.priebe@xxxxxxxxxxxx> wrote:
> Am 01.08.2013 23:23, schrieb Samuel Just:> Can you dump your osd settings?
>
>> sudo ceph --admin-daemon ceph-osd.<osdid>.asok config show
>
> Sure.
>
>
>
> { "name": "osd.0",
> "cluster": "ceph",
> "none": "0\/5",
> "lockdep": "0\/0",
> "context": "0\/0",
> "crush": "0\/0",
> "mds": "0\/0",
> "mds_balancer": "0\/0",
> "mds_locker": "0\/0",
> "mds_log": "0\/0",
> "mds_log_expire": "0\/0",
> "mds_migrator": "0\/0",
> "buffer": "0\/0",
> "timer": "0\/0",
> "filer": "0\/0",
> "striper": "0\/1",
> "objecter": "0\/0",
> "rados": "0\/0",
> "rbd": "0\/0",
> "journaler": "0\/0",
> "objectcacher": "0\/0",
> "client": "0\/0",
> "osd": "0\/0",
> "optracker": "0\/0",
> "objclass": "0\/0",
> "filestore": "0\/0",
> "journal": "0\/0",
> "ms": "0\/0",
> "mon": "0\/0",
> "monc": "0\/0",
> "paxos": "0\/0",
> "tp": "0\/0",
> "auth": "0\/0",
> "crypto": "1\/5",
> "finisher": "0\/0",
> "heartbeatmap": "0\/0",
> "perfcounter": "0\/0",
> "rgw": "0\/0",
> "hadoop": "0\/0",
> "javaclient": "1\/5",
> "asok": "0\/0",
> "throttle": "0\/0",
> "host": "cloud1-1268",
> "fsid": "00000000-0000-0000-0000-000000000000",
> "public_addr": "10.255.0.90:0\/0",
> "cluster_addr": "10.255.0.90:0\/0",
> "public_network": "10.255.0.1\/24",
> "cluster_network": "10.255.0.1\/24",
> "num_client": "1",
> "monmap": "",
> "mon_host": "",
> "lockdep": "false",
> "run_dir": "\/var\/run\/ceph",
> "admin_socket": "\/var\/run\/ceph\/ceph-osd.0.asok",
> "daemonize": "true",
> "pid_file": "\/var\/run\/ceph\/osd.0.pid",
> "chdir": "\/",
> "max_open_files": "0",
> "fatal_signal_handlers": "true",
> "log_file": "\/var\/log\/ceph\/ceph-osd.0.log",
> "log_max_new": "1000",
> "log_max_recent": "10000",
> "log_to_stderr": "false",
> "err_to_stderr": "true",
> "log_to_syslog": "false",
> "err_to_syslog": "false",
> "log_flush_on_exit": "true",
> "log_stop_at_utilization": "0.97",
> "clog_to_monitors": "true",
> "clog_to_syslog": "false",
> "clog_to_syslog_level": "info",
> "clog_to_syslog_facility": "daemon",
> "mon_cluster_log_to_syslog": "false",
> "mon_cluster_log_to_syslog_level": "info",
> "mon_cluster_log_to_syslog_facility": "daemon",
> "mon_cluster_log_file": "\/var\/log\/ceph\/ceph.log",
> "key": "",
> "keyfile": "",
> "keyring": "\/etc\/ceph\/osd.0.keyring",
> "heartbeat_interval": "5",
> "heartbeat_file": "",
> "heartbeat_inject_failure": "0",
> "perf": "true",
> "ms_tcp_nodelay": "true",
> "ms_tcp_rcvbuf": "0",
> "ms_initial_backoff": "0.2",
> "ms_max_backoff": "15",
> "ms_nocrc": "false",
> "ms_die_on_bad_msg": "false",
> "ms_die_on_unhandled_msg": "false",
> "ms_dispatch_throttle_bytes": "104857600",
> "ms_bind_ipv6": "false",
> "ms_bind_port_min": "6800",
> "ms_bind_port_max": "7100",
> "ms_rwthread_stack_bytes": "1048576",
> "ms_tcp_read_timeout": "900",
> "ms_pq_max_tokens_per_priority": "4194304",
> "ms_pq_min_cost": "65536",
> "ms_inject_socket_failures": "0",
> "ms_inject_delay_type": "",
> "ms_inject_delay_max": "1",
> "ms_inject_delay_probability": "0",
> "ms_inject_internal_delays": "0",
> "mon_data": "\/var\/lib\/ceph\/mon\/ceph-0",
> "mon_initial_members": "",
> "mon_sync_fs_threshold": "5",
> "mon_compact_on_start": "false",
> "mon_compact_on_bootstrap": "false",
> "mon_compact_on_trim": "true",
> "mon_tick_interval": "5",
> "mon_subscribe_interval": "300",
> "mon_osd_laggy_halflife": "3600",
> "mon_osd_laggy_weight": "0.3",
> "mon_osd_adjust_heartbeat_grace": "true",
> "mon_osd_adjust_down_out_interval": "true",
> "mon_osd_auto_mark_in": "false",
> "mon_osd_auto_mark_auto_out_in": "true",
> "mon_osd_auto_mark_new_in": "true",
> "mon_osd_down_out_interval": "300",
> "mon_osd_down_out_subtree_limit": "rack",
> "mon_osd_min_up_ratio": "0.3",
> "mon_osd_min_in_ratio": "0.3",
> "mon_stat_smooth_intervals": "2",
> "mon_lease": "5",
> "mon_lease_renew_interval": "3",
> "mon_lease_ack_timeout": "10",
> "mon_clock_drift_allowed": "0.05",
> "mon_clock_drift_warn_backoff": "5",
> "mon_timecheck_interval": "300",
> "mon_accept_timeout": "10",
> "mon_pg_create_interval": "30",
> "mon_pg_stuck_threshold": "300",
> "mon_osd_full_ratio": "0.95",
> "mon_osd_nearfull_ratio": "0.85",
> "mon_globalid_prealloc": "100",
> "mon_osd_report_timeout": "900",
> "mon_force_standby_active": "true",
> "mon_min_osdmap_epochs": "500",
> "mon_max_pgmap_epochs": "500",
> "mon_max_log_epochs": "500",
> "mon_max_osd": "10000",
> "mon_probe_timeout": "2",
> "mon_slurp_timeout": "10",
> "mon_slurp_bytes": "262144",
> "mon_client_bytes": "104857600",
> "mon_daemon_bytes": "419430400",
> "mon_max_log_entries_per_event": "4096",
> "mon_health_data_update_interval": "60",
> "mon_data_avail_crit": "5",
> "mon_data_avail_warn": "30",
> "mon_config_key_max_entry_size": "4096",
> "mon_sync_trim_timeout": "30",
> "mon_sync_heartbeat_timeout": "30",
> "mon_sync_heartbeat_interval": "5",
> "mon_sync_backoff_timeout": "30",
> "mon_sync_timeout": "30",
> "mon_sync_max_retries": "5",
> "mon_sync_max_payload_size": "1048576",
> "mon_sync_debug": "false",
> "mon_sync_debug_leader": "-1",
> "mon_sync_debug_provider": "-1",
> "mon_sync_debug_provider_fallback": "-1",
> "mon_debug_dump_transactions": "false",
> "mon_debug_dump_location": "\/var\/log\/ceph\/ceph-osd.0.tdump",
> "mon_sync_leader_kill_at": "0",
> "mon_sync_provider_kill_at": "0",
> "mon_sync_requester_kill_at": "0",
> "mon_leveldb_write_buffer_size": "33554432",
> "mon_leveldb_cache_size": "268435456",
> "mon_leveldb_block_size": "65536",
> "mon_leveldb_bloom_size": "0",
> "mon_leveldb_max_open_files": "0",
> "mon_leveldb_compression": "false",
> "mon_leveldb_paranoid": "false",
> "mon_leveldb_log": "",
> "paxos_stash_full_interval": "25",
> "paxos_max_join_drift": "100",
> "paxos_propose_interval": "1",
> "paxos_min_wait": "0.05",
> "paxos_min": "500",
> "paxos_trim_min": "500",
> "paxos_trim_max": "1000",
> "paxos_trim_disabled_max_versions": "108000",
> "paxos_service_trim_min": "500",
> "paxos_service_trim_max": "1000",
> "clock_offset": "0",
> "auth_cluster_required": "none",
> "auth_service_required": "none",
> "auth_client_required": "none",
> "auth_supported": "none",
> "cephx_require_signatures": "false",
> "cephx_cluster_require_signatures": "false",
> "cephx_service_require_signatures": "false",
> "cephx_sign_messages": "true",
> "auth_mon_ticket_ttl": "43200",
> "auth_service_ticket_ttl": "3600",
> "auth_debug": "false",
> "mon_client_hunt_interval": "3",
> "mon_client_ping_interval": "10",
> "mon_client_max_log_entries_per_message": "1000",
> "mon_max_pool_pg_num": "65536",
> "mon_pool_quota_warn_threshold": "0",
> "mon_pool_quota_crit_threshold": "0",
> "client_cache_size": "16384",
> "client_cache_mid": "0.75",
> "client_use_random_mds": "false",
> "client_mount_timeout": "300",
> "client_tick_interval": "1",
> "client_trace": "",
> "client_readahead_min": "131072",
> "client_readahead_max_bytes": "0",
> "client_readahead_max_periods": "4",
> "client_snapdir": ".snap",
> "client_mountpoint": "\/",
> "client_notify_timeout": "10",
> "client_caps_release_delay": "5",
> "client_oc": "true",
> "client_oc_size": "209715200",
> "client_oc_max_dirty": "104857600",
> "client_oc_target_dirty": "8388608",
> "client_oc_max_dirty_age": "5",
> "client_oc_max_objects": "1000",
> "client_debug_force_sync_read": "false",
> "client_debug_inject_tick_delay": "0",
> "fuse_use_invalidate_cb": "false",
> "fuse_allow_other": "true",
> "fuse_default_permissions": "true",
> "fuse_big_writes": "true",
> "fuse_atomic_o_trunc": "true",
> "fuse_debug": "false",
> "objecter_tick_interval": "5",
> "objecter_timeout": "10",
> "objecter_inflight_op_bytes": "104857600",
> "objecter_inflight_ops": "1024",
> "journaler_allow_split_entries": "true",
> "journaler_write_head_interval": "15",
> "journaler_prefetch_periods": "10",
> "journaler_prezero_periods": "5",
> "journaler_batch_interval": "0.001",
> "journaler_batch_max": "0",
> "mds_data": "\/var\/lib\/ceph\/mds\/ceph-0",
> "mds_max_file_size": "1099511627776",
> "mds_cache_size": "100000",
> "mds_cache_mid": "0.7",
> "mds_mem_max": "1048576",
> "mds_dir_commit_ratio": "0.5",
> "mds_dir_max_commit_size": "90",
> "mds_decay_halflife": "5",
> "mds_beacon_interval": "4",
> "mds_beacon_grace": "15",
> "mds_enforce_unique_name": "true",
> "mds_blacklist_interval": "1440",
> "mds_session_timeout": "60",
> "mds_session_autoclose": "300",
> "mds_reconnect_timeout": "45",
> "mds_tick_interval": "5",
> "mds_dirstat_min_interval": "1",
> "mds_scatter_nudge_interval": "5",
> "mds_client_prealloc_inos": "1000",
> "mds_early_reply": "true",
> "mds_use_tmap": "true",
> "mds_default_dir_hash": "2",
> "mds_log": "true",
> "mds_log_skip_corrupt_events": "false",
> "mds_log_max_events": "-1",
> "mds_log_segment_size": "0",
> "mds_log_max_segments": "30",
> "mds_log_max_expiring": "20",
> "mds_bal_sample_interval": "3",
> "mds_bal_replicate_threshold": "8000",
> "mds_bal_unreplicate_threshold": "0",
> "mds_bal_frag": "false",
> "mds_bal_split_size": "10000",
> "mds_bal_split_rd": "25000",
> "mds_bal_split_wr": "10000",
> "mds_bal_split_bits": "3",
> "mds_bal_merge_size": "50",
> "mds_bal_merge_rd": "1000",
> "mds_bal_merge_wr": "1000",
> "mds_bal_interval": "10",
> "mds_bal_fragment_interval": "5",
> "mds_bal_idle_threshold": "0",
> "mds_bal_max": "-1",
> "mds_bal_max_until": "-1",
> "mds_bal_mode": "0",
> "mds_bal_min_rebalance": "0.1",
> "mds_bal_min_start": "0.2",
> "mds_bal_need_min": "0.8",
> "mds_bal_need_max": "1.2",
> "mds_bal_midchunk": "0.3",
> "mds_bal_minchunk": "0.001",
> "mds_bal_target_removal_min": "5",
> "mds_bal_target_removal_max": "10",
> "mds_replay_interval": "1",
> "mds_shutdown_check": "0",
> "mds_thrash_exports": "0",
> "mds_thrash_fragments": "0",
> "mds_dump_cache_on_map": "false",
> "mds_dump_cache_after_rejoin": "false",
> "mds_verify_scatter": "false",
> "mds_debug_scatterstat": "false",
> "mds_debug_frag": "false",
> "mds_debug_auth_pins": "false",
> "mds_debug_subtrees": "false",
> "mds_kill_mdstable_at": "0",
> "mds_kill_export_at": "0",
> "mds_kill_import_at": "0",
> "mds_kill_link_at": "0",
> "mds_kill_rename_at": "0",
> "mds_kill_openc_at": "0",
> "mds_kill_journal_at": "0",
> "mds_kill_journal_expire_at": "0",
> "mds_kill_journal_replay_at": "0",
> "mds_inject_traceless_reply_probability": "0",
> "mds_wipe_sessions": "false",
> "mds_wipe_ino_prealloc": "false",
> "mds_skip_ino": "0",
> "max_mds": "1",
> "mds_standby_for_name": "",
> "mds_standby_for_rank": "-1",
> "mds_standby_replay": "false",
> "osd_auto_upgrade_tmap": "true",
> "osd_tmapput_sets_uses_tmap": "false",
> "osd_max_backfills": "5",
> "osd_backfill_full_ratio": "0.85",
> "osd_backfill_retry_interval": "10",
> "osd_uuid": "00000000-0000-0000-0000-000000000000",
> "osd_data": "\/ceph\/osd.0\/",
> "osd_journal": "\/dev\/disk\/by-partlabel\/journalosd0",
> "osd_journal_size": "5120",
> "osd_max_write_size": "90",
> "osd_max_pgls": "1024",
> "osd_client_message_size_cap": "524288000",
> "osd_client_message_cap": "100",
> "osd_pg_bits": "6",
> "osd_pgp_bits": "6",
> "osd_crush_chooseleaf_type": "1",
> "osd_min_rep": "1",
> "osd_max_rep": "10",
> "osd_pool_default_crush_rule": "0",
> "osd_pool_default_size": "2",
> "osd_pool_default_min_size": "0",
> "osd_pool_default_pg_num": "8",
> "osd_pool_default_pgp_num": "8",
> "osd_pool_default_flags": "0",
> "osd_map_dedup": "true",
> "osd_map_cache_size": "500",
> "osd_map_message_max": "100",
> "osd_map_share_max_epochs": "100",
> "osd_op_threads": "2",
> "osd_peering_wq_batch_size": "20",
> "osd_op_pq_max_tokens_per_priority": "4194304",
> "osd_op_pq_min_cost": "65536",
> "osd_disk_threads": "1",
> "osd_recovery_threads": "2",
> "osd_recover_clone_overlap": "true",
> "osd_backfill_scan_min": "64",
> "osd_backfill_scan_max": "512",
> "osd_op_thread_timeout": "15",
> "osd_recovery_thread_timeout": "30",
> "osd_snap_trim_thread_timeout": "3600",
> "osd_scrub_thread_timeout": "60",
> "osd_scrub_finalize_thread_timeout": "600",
> "osd_remove_thread_timeout": "3600",
> "osd_command_thread_timeout": "600",
> "osd_age": "0.8",
> "osd_age_time": "0",
> "osd_heartbeat_addr": ":\/0",
> "osd_heartbeat_interval": "6",
> "osd_heartbeat_grace": "20",
> "osd_mon_heartbeat_interval": "30",
> "osd_mon_report_interval_max": "120",
> "osd_mon_report_interval_min": "5",
> "osd_pg_stat_report_interval_max": "500",
> "osd_mon_ack_timeout": "30",
> "osd_min_down_reporters": "1",
> "osd_min_down_reports": "3",
> "osd_default_data_pool_replay_window": "45",
> "osd_preserve_trimmed_log": "false",
> "osd_auto_mark_unfound_lost": "false",
> "osd_recovery_delay_start": "0",
> "osd_recovery_max_active": "5",
> "osd_recovery_max_chunk": "8388608",
> "osd_recovery_forget_lost_objects": "false",
> "osd_max_scrubs": "1",
> "osd_scrub_load_threshold": "0.5",
> "osd_scrub_min_interval": "86400",
> "osd_scrub_max_interval": "604800",
> "osd_deep_scrub_interval": "604800",
> "osd_deep_scrub_stride": "524288",
> "osd_scan_list_ping_tp_interval": "100",
> "osd_auto_weight": "false",
> "osd_class_dir": "\/usr\/lib\/rados-classes",
> "osd_check_for_log_corruption": "false",
> "osd_use_stale_snap": "false",
> "osd_rollback_to_cluster_snap": "",
> "osd_default_notify_timeout": "30",
> "osd_kill_backfill_at": "0",
> "osd_pg_epoch_persisted_max_stale": "200",
> "osd_min_pg_log_entries": "500",
> "osd_max_pg_log_entries": "1500",
> "osd_op_complaint_time": "30",
> "osd_command_max_records": "256",
> "osd_op_log_threshold": "5",
> "osd_verify_sparse_read_holes": "false",
> "osd_debug_drop_ping_probability": "0",
> "osd_debug_drop_ping_duration": "0",
> "osd_debug_drop_pg_create_probability": "0",
> "osd_debug_drop_pg_create_duration": "1",
> "osd_debug_drop_op_probability": "0",
> "osd_debug_op_order": "false",
> "osd_debug_verify_snaps_on_info": "false",
> "osd_debug_verify_stray_on_activate": "false",
> "osd_debug_skip_full_check_in_backfill_reservation": "false",
> "osd_op_history_size": "20",
> "osd_op_history_duration": "600",
> "osd_target_transaction_size": "30",
> "osd_failsafe_full_ratio": "0.97",
> "osd_failsafe_nearfull_ratio": "0.9",
> "osd_leveldb_write_buffer_size": "0",
> "osd_leveldb_cache_size": "0",
> "osd_leveldb_block_size": "0",
> "osd_leveldb_bloom_size": "0",
> "osd_leveldb_max_open_files": "0",
> "osd_leveldb_compression": "true",
> "osd_leveldb_paranoid": "false",
> "osd_leveldb_log": "",
> "osd_client_op_priority": "63",
> "osd_recovery_op_priority": "50",
> "osd_mon_shutdown_timeout": "5",
> "filestore": "false",
> "filestore_index_retry_probability": "0",
> "filestore_debug_inject_read_err": "false",
> "filestore_debug_omap_check": "false",
> "filestore_xattr_use_omap": "false",
> "filestore_max_inline_xattr_size": "512",
> "filestore_max_inline_xattrs": "2",
> "filestore_max_sync_interval": "5",
> "filestore_min_sync_interval": "0.01",
> "filestore_btrfs_snap": "true",
> "filestore_btrfs_clone_range": "true",
> "filestore_fsync_flushes_journal_data": "false",
> "filestore_fiemap": "false",
> "filestore_flusher": "true",
> "filestore_flusher_max_fds": "512",
> "filestore_flush_min": "65536",
> "filestore_sync_flush": "false",
> "filestore_journal_parallel": "false",
> "filestore_journal_writeahead": "false",
> "filestore_journal_trailing": "false",
> "filestore_queue_max_ops": "500",
> "filestore_queue_max_bytes": "104857600",
> "filestore_queue_committing_max_ops": "5000",
> "filestore_queue_committing_max_bytes": "104857600",
> "filestore_op_threads": "2",
> "filestore_op_thread_timeout": "60",
> "filestore_op_thread_suicide_timeout": "180",
> "filestore_commit_timeout": "600",
> "filestore_fiemap_threshold": "4096",
> "filestore_merge_threshold": "10",
> "filestore_split_multiple": "2",
> "filestore_update_to": "1000",
> "filestore_blackhole": "false",
> "filestore_dump_file": "",
> "filestore_kill_at": "0",
> "filestore_inject_stall": "0",
> "filestore_fail_eio": "true",
> "filestore_replica_fadvise": "true",
> "filestore_debug_verify_split": "false",
> "journal_dio": "true",
> "journal_aio": "true",
> "journal_force_aio": "false",
> "journal_max_corrupt_search": "10485760",
> "journal_block_align": "true",
> "journal_write_header_frequency": "0",
> "journal_max_write_bytes": "10485760",
> "journal_max_write_entries": "100",
> "journal_queue_max_ops": "300",
> "journal_queue_max_bytes": "33554432",
> "journal_align_min_size": "65536",
> "journal_replay_from": "0",
> "journal_zero_on_create": "false",
> "journal_ignore_corruption": "false",
> "rbd_cache": "false",
> "rbd_cache_writethrough_until_flush": "false",
> "rbd_cache_size": "33554432",
> "rbd_cache_max_dirty": "25165824",
> "rbd_cache_target_dirty": "16777216",
> "rbd_cache_max_dirty_age": "1",
> "rbd_cache_block_writes_upfront": "false",
> "rbd_concurrent_management_ops": "10",
> "rbd_default_format": "1",
> "rbd_default_order": "22",
> "rbd_default_stripe_count": "1",
> "rbd_default_stripe_unit": "4194304",
> "rbd_default_features": "3",
> "nss_db_path": "",
> "rgw_data": "\/var\/lib\/ceph\/radosgw\/ceph-0",
> "rgw_enable_apis": "s3, swift, swift_auth, admin",
> "rgw_cache_enabled": "true",
> "rgw_cache_lru_size": "10000",
> "rgw_socket_path": "",
> "rgw_host": "",
> "rgw_port": "",
> "rgw_dns_name": "",
> "rgw_script_uri": "",
> "rgw_request_uri": "",
> "rgw_swift_url": "",
> "rgw_swift_url_prefix": "swift",
> "rgw_swift_auth_url": "",
> "rgw_swift_auth_entry": "auth",
> "rgw_keystone_url": "",
> "rgw_keystone_admin_token": "",
> "rgw_keystone_accepted_roles": "Member, admin",
> "rgw_keystone_token_cache_size": "10000",
> "rgw_keystone_revocation_interval": "900",
> "rgw_admin_entry": "admin",
> "rgw_enforce_swift_acls": "true",
> "rgw_swift_token_expiration": "86400",
> "rgw_print_continue": "true",
> "rgw_remote_addr_param": "REMOTE_ADDR",
> "rgw_op_thread_timeout": "600",
> "rgw_op_thread_suicide_timeout": "0",
> "rgw_thread_pool_size": "100",
> "rgw_num_control_oids": "8",
> "rgw_zone_root_pool": ".rgw.root",
> "rgw_log_nonexistent_bucket": "false",
> "rgw_log_object_name": "%Y-%m-%d-%H-%i-%n",
> "rgw_log_object_name_utc": "false",
> "rgw_usage_max_shards": "32",
> "rgw_usage_max_user_shards": "1",
> "rgw_enable_ops_log": "false",
> "rgw_enable_usage_log": "false",
> "rgw_ops_log_rados": "true",
> "rgw_ops_log_socket_path": "",
> "rgw_ops_log_data_backlog": "5242880",
> "rgw_usage_log_flush_threshold": "1024",
> "rgw_usage_log_tick_interval": "30",
> "rgw_intent_log_object_name": "%Y-%m-%d-%i-%n",
> "rgw_intent_log_object_name_utc": "false",
> "rgw_init_timeout": "300",
> "rgw_mime_types_file": "\/etc\/mime.types",
> "rgw_gc_max_objs": "32",
> "rgw_gc_obj_min_wait": "7200",
> "rgw_gc_processor_max_time": "3600",
> "rgw_gc_processor_period": "3600",
> "rgw_s3_success_create_obj_status": "0",
> "rgw_resolve_cname": "false",
> "rgw_obj_stripe_size": "4194304",
> "rgw_extended_http_attrs": "",
> "rgw_exit_timeout_secs": "120",
> "rgw_get_obj_window_size": "16777216",
> "rgw_get_obj_max_req_size": "4194304",
> "rgw_relaxed_s3_bucket_names": "false",
> "rgw_list_buckets_max_chunk": "1000",
> "mutex_perf_counter": "false",
> "internal_safe_to_start_threads": "true"}
>
>
>
> Stefan
>
>
>> -Sam
>>
>> On Thu, Aug 1, 2013 at 12:07 PM, Stefan Priebe <s.priebe@xxxxxxxxxxxx>
>> wrote:
>>>
>>> Mike we already have the async patch running. Yes it helps but only helps
>>> it
>>> does not solve. It just hides the issue ...
>>> Am 01.08.2013 20:54, schrieb Mike Dawson:
>>>
>>>> I am also seeing recovery issues with 0.61.7. Here's the process:
>>>>
>>>> - ceph osd set noout
>>>>
>>>> - Reboot one of the nodes hosting OSDs
>>>> - VMs mounted from RBD volumes work properly
>>>>
>>>> - I see the OSD's boot messages as they re-join the cluster
>>>>
>>>> - Start seeing active+recovery_wait, peering, and active+recovering
>>>> - VMs mounted from RBD volumes become unresponsive.
>>>>
>>>> - Recovery completes
>>>> - VMs mounted from RBD volumes regain responsiveness
>>>>
>>>> - ceph osd unset noout
>>>>
>>>> Would joshd's async patch for qemu help here, or is there something else
>>>> going on?
>>>>
>>>> Output of ceph -w at: http://pastebin.com/raw.php?i=JLcZYFzY
>>>>
>>>> Thanks,
>>>>
>>>> Mike Dawson
>>>> Co-Founder & Director of Cloud Architecture
>>>> Cloudapt LLC
>>>> 6330 East 75th Street, Suite 170
>>>> Indianapolis, IN 46250
>>>>
>>>> On 8/1/2013 2:34 PM, Samuel Just wrote:
>>>>>
>>>>>
>>>>> Can you reproduce and attach the ceph.log from before you stop the osd
>>>>> until after you have started the osd and it has recovered?
>>>>> -Sam
>>>>>
>>>>> On Thu, Aug 1, 2013 at 1:22 AM, Stefan Priebe - Profihost AG
>>>>> <s.priebe@xxxxxxxxxxxx> wrote:
>>>>>>
>>>>>>
>>>>>> Hi,
>>>>>>
>>>>>> i still have recovery issues with cuttlefish. After the OSD comes back
>>>>>> it seem to hang for around 2-4 minutes and then recovery seems to
>>>>>> start
>>>>>> (pgs in recovery_wait start to decrement). This is with ceph 0.61.7. I
>>>>>> get a lot of slow request messages an hanging VMs.
>>>>>>
>>>>>> What i noticed today is that if i leave the OSD off as long as ceph
>>>>>> starts to backfill - the recovery and "re" backfilling wents
>>>>>> absolutely
>>>>>> smooth without any issues and no slow request messages at all.
>>>>>>
>>>>>> Does anybody have an idea why?
>>>>>>
>>>>>> Greets,
>>>>>> Stefan
>>>>>> --
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>>>>>
>>>>>
>>>>> --
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>>>>>
>>>
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