Slow request osd_op osd_pg_create

Author: dfbw

August undefined, 2024

WebbFirst, requests to an OSD are sharded by their placement group identifier. Each shard has its own mClock queue and these queues neither interact nor share information among … WebbI suggest you at first solve two problems: 1 - inaccessible pg 2 - slow ops because of osd.8 See osd.8.log on vwnode2. Try to simple restart osd.8. Could you write here ceph pg …

Bug #13104: osd: slow requests stuck for a long time - Ceph

WebbI don't have much debug information found from the cluster unless a perf dump: Which might suggest after two hours the object got recovered.. With Sam's suggestion, I took a … Webb27 aug. 2024 · We've run into a problem on our test cluster this afternoon which is running Nautilus (14.2.2). It seems that any time PGs move on the cluster (from marking an OSD … chip reverse mortgage calculator canada

Detect OSD "slow ops" · Issue #302 · canonical/hotsos · GitHub

Webb2 OSDs came back without issues. 1 OSD wouldn't start (various assertion failures), but we were able to copy its PGs to a new OSD as follows: ceph-objectstore-tool "export" ceph … WebbDavid Turner. 5 years ago. `ceph health detail` should show you more information about the slow. requests. If the output is too much stuff, you can grep out for blocked or. something. It should tell you which OSDs are involved, how long they've. been slow, etc. The default is for them to show '> 32 sec' but that may. Webb6 apr. 2024 · When OSDs (Object Storage Daemons) are stopped or removed from the cluster or when new OSDs are added to a cluster, it may be needed to adjust the OSD … grape vine archway

How to identify number of slow operations by time from slow …

Chapter 5. Troubleshooting OSDs Red Hat Ceph Storage 2 Red Hat

Webb8 okt. 2024 · You have 4 OSDs that are near_full, and the errors seem to be pointed to pg_create, possibly from a backfill. Ceph will stop backfills to near_full osds. Webb27 aug. 2024 · It seems that any time PGs move on the cluster (from marking an OSD down, setting the primary-affinity to 0, or by using the balancer), a large number of the … chip reverseWebb2024-09-10 08:05:39.280751 osd.51 osd.51 :6812/214238 13056 : cluster [WRN] slow request 60.834188 seconds old, received at 2024-09-10 08:04:38.446512: osd_op(client.236355855.0:5734619637 8.e6c 8.af150e6c (undecoded) ondisk+read+known_if_redirected e85709) currently queued_for_pg Environment. Red … grapevine architecture firm

"WebbPlacement groups within the OSDs you stop will become degraded while you are addressing issues with within the failure domain. Once you have completed your maintenance, restart the OSDs: cephuser@adm > ceph orch daemon start osd. ID Finally, unset the cluster from noout: cephuser@adm > ceph osd unset noout 4.3 OSDs not … " - Slow request osd_op osd_pg_create

Slow request osd_op osd_pg_create

WebbThe following errors are being generated in the "ceph.log" for different OSDs. You want to know the type of slow operations that are occurring the most 2024-09-10 … Webb2 feb. 2024 · 1. I've created a small ceph cluster 3 servers each with 5 disks for osd's with one monitor per server. The actual setup seems to have gone OK and the mons are in quorum and all 15 osd's are up and in however when creating a pool the pg's keep getting stuck inactive and never actually properly create. I've read around as many …

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WebbThe following errors are being generated in the "ceph.log" for different OSDs. You want to know the number of slow operations that are occurring each hour. 2024-09-10 05:03:48.384793 osd.114 osd.114 :6828/3260740 17670 : cluster [WRN] slow request 30.924470 seconds old, received at 2024-09-10 05:03:17.451046: rep_scrubmap(8.1619 … Webb22 mars 2024 · Closed. Ceph: Add scenarios for slow ops & flapping OSDs #315. pponnuvel added a commit to pponnuvel/hotsos that referenced this issue on Apr 11, …

Webb5 feb. 2024 · Created attachment 1391368 Crashed OSD /var/log Description of problem: Configured cluster with "12.2.1-44.el7cp" build and started IO, Observerd below crash … WebbA commonly recurring issue involves slow or unresponsive OSDs. have eliminated other troubleshooting possibilities before delving into OSD performance issues. For example, ensure that your network(s) is working properly Check to see if OSDs are throttling recovery traffic. Tip Newer versions of Ceph provide better recovery handling by preventing

Webb10 feb. 2024 · That's why you get warned at around 85% (default). The problem at this point is, even if you add more OSDs the remaining OSDs need some space for the pg … Webb15 maj 2024 · ceph集群中，osd日志如果有slow request，会出现osd down的情况，是可以从以下两个方面考虑解决问题：1.检查防火墙是否关闭。2.用iperf进行集群内网网络测试，一般集群内网做双网卡绑定，对应的交换机接口也会做聚合，如果是两个千兆网卡，绑定后的流量一般在1.8G左右，如果网络测试数据到不到绑定 ...

Webb31 maj 2024 · Ceph OSD CrashLoopBackOff after worker node restarted. I have 3 osd up and running for a month and there is a schedule update on worker node. After node updated and restarted I found out that some of redis pod (redis cluster) got data corrupted so I check pod in rook-ceph namespace. osd-0 is CrashLoopBackOff.

WebbHow to identify slow PGs via slow requests log entries Solution Verified - Updated September 22 2024 at 5:40 AM - English Issue The following errors are being generated … chip reverse mortgage canada scamWebbI have slow requests on different OSDs on random time (for example at night, but I don't see any problems at the time of problem with disks, CPU, there is possibility of network … grapevine archivesWebbAn OSD with slow requests is every OSD that is not able to service the I/O operations per second (IOPS) in the queue within the time defined by the osd_op_complaint_time … chip reverse mortgage how does it workWebbthe op is not to be discarded (PG::can_discard_ {request,op,subop,scan,backfill}) the PG is active (PG::flushed boolean) the op is a CEPH_MSG_OSD_OP and the PG is in PG_STATE_ACTIVE state and not in PG_STATE_REPLAY. If these conditions are not met, the op is either discarded or queued for later processing. grapevine arbors and trellisesWebb22 maj 2024 · The nodes are connected with multiple networks: management, backup and Ceph. The ceph public (and sync) network have their own physical network. The … chip reverse mortgage canada complaintsWebb10 feb. 2024 · 1 Answer. Some versions of BlueStore were susceptible to BlueFS log growing extremely large - beyond the point of making booting OSD impossible. This state is indicated by booting that takes very long and fails in _replay function. This can be fixed by:: ceph-bluestore-tool fsck –path osd path –bluefs_replay_recovery=true. It is advised to ... grape vine arch on outdoor buffet tableWebb5 feb. 2024 · Created attachment 1391368 Crashed OSD /var/log Description of problem: Configured cluster with "12.2.1-44.el7cp" build and started IO, Observerd below crash after a suicide timeout and there is lot of slow request messages in log file. OSD service started after some time and again went down with same problem. grapevine arbor ideas