Also, you have osd_recovery_op_priority at 50. That is close to the priority of client IO. You want it below 10 (defaults to 10), perhaps at 1. You can also adjust down osd_recovery_max_active. -Sam On Fri, Aug 2, 2013 at 11:16 AM, Stefan Priebe <s.priebe@xxxxxxxxxxxx> wrote: > I already tried both values this makes no difference. The drives are not the > bottleneck. > > Am 02.08.2013 19:35, schrieb Samuel Just: > >> 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 >>>>>>>> -- >>>>>>>> To unsubscribe from this list: send the line "unsubscribe >>>>>>>> ceph-devel" >>>>>>>> in >>>>>>>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>>>>>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>>>>>> >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> To unsubscribe from this list: send the line "unsubscribe ceph-devel" >>>>>>> in >>>>>>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>>>>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>>>>>> >>>>> >>>> -- >>>> To unsubscribe from this list: send the line "unsubscribe ceph-devel" in >>>> the body of a message to majordomo@xxxxxxxxxxxxxxx >>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>>> >>> > -- To unsubscribe from this list: send the line "unsubscribe ceph-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html