From mboxrd@z Thu Jan 1 00:00:00 1970 From: Mike Dawson Subject: Re: still recovery issues with cuttlefish Date: Thu, 08 Aug 2013 10:05:11 -0400 Message-ID: <5203A597.4060701@cloudapt.com> References: <51FA1AC1.8040207@profihost.ag> <51FAAED3.3010509@cloudapt.com> <51FAB20F.3030707@profihost.ag> <51FB636B.5050301@profihost.ag> <51FBF765.9030700@profihost.ag> <51FBFE85.5040700@profihost.ag> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Return-path: Received: from mail-ie0-f177.google.com ([209.85.223.177]:55978 "EHLO mail-ie0-f177.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965523Ab3HHOFS (ORCPT ); Thu, 8 Aug 2013 10:05:18 -0400 Received: by mail-ie0-f177.google.com with SMTP id a11so1850161iee.22 for ; Thu, 08 Aug 2013 07:05:17 -0700 (PDT) In-Reply-To: <51FBFE85.5040700@profihost.ag> Sender: ceph-devel-owner@vger.kernel.org List-ID: To: Stefan Priebe , Samuel Just , "josh.durgin@inktank.com" , Oliver Francke Cc: "ceph-devel@vger.kernel.org" , Stefan Hajnoczi Stefan, I see the same behavior and I theorize it is linked to an issue detailed in another thread [0]. Do your VM guests ever hang while your cluster is HEALTH_OK like described in that other thread? [0] http://comments.gmane.org/gmane.comp.file-systems.ceph.user/2982 A few observations: - The VMs that hang do lots of writes (video surveillance). - I use rbd and qemu. The problem exists in both qemu 1.4.x and 1.5.2. - The problem exists with or without joshd's qemu async flush patch. - Windows VMs seem to be more vulnerable than Linux VMs. - If I restart the qemu-system-x86_64 process, the guest will come back to life. - A partial workaround seems to be console input (NoVNC or 'virsh screenshot'), but restarting qemu-system-x86_64 works better. - The issue of VMs hanging seems worse with RBD writeback cache enabled - I typically run virtio, but I believe I've seen it with e1000, too. - VM guests hang at different times, not all at once on a host (or across all hosts). - I co-mingle VM guests on servers that host ceph OSDs. Oliver, If your cluster has to recover/backfill, do your guest VMs hang with more frequency than under normal HEALTH_OK conditions, even if you prioritize client IO as Sam wrote below? Sam, Turning down all the settings you mentioned certainly does slow the recover/backfill process, but it doesn't prevent the VM guests backed by RBD volumes from hanging. In fact, I often try to prioritize recovery/backfill because my guests tend to hang until I get back to HEALTH_OK. Given this apparent bug, completing recovery/backfill quicker leads to less total outage, it seems. Josh, How can I help you investigate if RBD is the common source of both of these issues? Thanks, Mike Dawson On 8/2/2013 2:46 PM, Stefan Priebe wrote: > Hi, > > osd recovery max active = 1 > osd max backfills = 1 > osd recovery op priority = 5 > > still no difference... > > Stefan > > Am 02.08.2013 20:21, schrieb Samuel Just: >> 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 >> 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 >>>> wrote: >>>>> >>>>> Am 01.08.2013 23:23, schrieb Samuel Just:> Can you dump your osd >>>>> settings? >>>>> >>>>>> sudo ceph --admin-daemon ceph-osd..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 >>>>>> >>>>>> 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 >>>>>>>>> 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@vger.kernel.org >>>>>>>>>> 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@vger.kernel.org >>>>>>>>> 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@vger.kernel.org >>>>>> More majordomo info at http://vger.kernel.org/majordomo-info.html >>>>>> >>>>> >>>