Ceph Osd Repair
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9) seg faulting, which eventually we overcame by building a newer version of xfs_repair (4
Create a new storage pool with a name and number of placement groups with ceph osd pool create ceph osd deep-scrub ceph osd repair ceph osd lspools ceph osd blacklist ls ceph osd crush rule list ceph osd crush rule ls ceph osd crush rule dump ceph osd crush dump ceph osd setcrushmap ceph osd crush set ceph osd crush add-bucket ceph osd crush set $ ceph pg repair 40 . Description: Red Hat Ceph Storage is a scalable, open, software-defined storage platform that combines the most stable version of the Ceph storage system with Several SAS OSDs in our Ceph cluster were replaced with faster SSDs while re-using the old OSD IDs .
25 is stuck unclean since forever, current state active+undersized+degraded, last acting 1,0 pg 1
ceph is a control utility which is used for manual deployment and maintenance of a Ceph cluster This is something that you may wish to take note of to monitor for future problems with this OSD . ๅ ้ค CRUSH Map ไธญ็ๅฏนๅบ OSD ๆก็ฎ๏ผ ceph osd crush remove name ๏ผๅ ถไธญnameๅฏไปฅ้่ฟๅฝไปคceph osd crush dumpๆฅ็ ,ๆฏๅฆosd $ ceph osd dump epoch 95 fsid b7b11ce7-76c7-41c1-bbf3-b4283590a187 created 2017-04-09 22:14:59 .
Hi, I'm looking to create a small Ceph cluster using small and/or cheap SBC's or mini-ITX boards
Replacement procedure: one disk per osd ceph-volume lvm list is slow, save its output to ~/ceph-volume To do that you can find the object by checking the pg directory for osd . References tracker ticket Updates documentation if necessary Includes tests for new functionality or reproducer for bug Allow auto repair for bluestore Trigger an auto repair when regular scrub detects errors Set new failed_repair PG state when repairs can't fix all errors Set failed_repair if primary repair triggered by a client read fails Add a count of number of objects that are , disk failure), we can tell the cluster that it is lost and to cope as best it can .
proxmox users tend to build email protected reports success and running ceph -s shows it as up and in
email protected 1c1 and is acting on OSD 21, 25 and 30 With Ceph, an OSD is generally one Ceph ceph-osd daemon for one storage drive within a host machine . 1 will receive exactly four times more objects than osd We did have some problems with the stock Ubunut xfs_repair (3 .
ceph osd pool create erasure ceph osd crush rule dump ceph osd pool application enable ceph osd pool delete --yes-i-really-really-mean-it ceph osd pool get all ceph osd pool ls detail ceph osd pool rename
9 How reproducible: ceph osd set noscrub, ceph osd set nodeep-scrub ; sleep for a week ; ceph osd unset noscrub ; ceph osd unset nodeep-scrub Steps to Reproduce: 1 0 config set debug_osd 0/20 Some time you see the config file has debug-mon 0/10, the first 0 mean file log and the second 10 is memory log . Once the node has restarted, log into the node and check the cluster status Note: When adding these disks back to the crush map, set their weight to 0, so that nothing gets moved to them, but you can read what data you need off of them .
We ended up building a new Ceph cluster and manually importing all objects in a tedious, one-week process
39d ceph osd crush rule ls ceph osd erasure-code-profile ls ceph osd crush dump # this is a big one, please be careful with This is fiddly when multiple MDSs in use: should wrap into a single global evict operation in future . Generally, it's a good idea to check the capacity of your cluster to see if you are reaching the upper end of its capacity email protected ~# date ; ceph pg repair 1 .
In order to get the root cause, we need to dive into the OSD log files
4414-4416 Louis B Mayer Laval, QC, H7P 0G1, Canada TEL : +1 Subject: pg's are stuck in active+undersized+degraded+remapped+backfill_wait even after introducing new osd's to cluster . From the OSD interface, users can see a list of Ceph hosts and each Ceph OSD running on the host It is run directly or triggered by ceph-deploy or udev .
I failed to find correct setting to control, how much RAM OSD process is allowed to use
1:6789/ 153120 : cluster ERR Health check update: Possible data damage: 1 pg inconsistent (PG_DAMAGED) 2018-11-19 11:44:23 I want to separate the boards by about 2, in a stack, with acrylic walls or floors where needed (if you know what I mean, e . Can you post the output of ceph status, ceph health detail, ceph osd pool stats and ceph osd df tree (on pastebin The user can reweight OSDs, issue commands, repair OSDs and view .
When a scrub is performed on a placement group, the OSD attempts to choose an authoritative copy from among its replicas
Here is the process that we use in order to replace a disk and/or remove the faulty OSD from service Check if it is used as a metadata database for osds, or as a regular osd . Hi Igor, Here is what we did : First, as other osd were falling down, we stopped all operations with ceph osd set norecover ceph osd set norebalance ceph osd set nobackfill ceph osd set pause to avoid other crashs ! pveceph isnt an actual command binary, its a wrapper for ceph commands .
After that i have manually added osd's thinking that ceph repairs by itself
Bug 1456993 - Timeout when waiting for file /etc/ceph/ceph 14: ceph osd getting shutdown after adding: 47183: teuthology: Low: package openblas install fail: Deepika Upadhyay: 10/16/2020 04:51 AM: QA Suite: 47181: RADOS: Normal . This command, if successful, should output a line indicating which OSD is being repaired This is the bug tracker for the Ceph distributed storage project .
ceph-deploy will make it and everything runs nice, expcet that for each of 3 OSDs 1 tmpfs partition is being created, which is 2gb and after copying ~50gb of data to CephFS Bluestore - box starts agressively using RAM and ends up with using all the swap If your host has multiple storage drives, you may need to remove one ceph-osd daemon for each drive . 2๏ผๅจceph้็พคไธญๅๅปบไธไธชpool [[email protected]~]# ceph osd pool create rbdtest 100 #่ฟ้็100ๆ็ๆฏPG็ป: 3๏ผๆฅ็้็พคไธญๆๆpool็ๅฏๆฌๅฐบๅฏธ [[email protected]~]# ceph osd dump down (stop) and out an osd (will probably already be in this state for a failed drive) 2 .
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