Hello, thanks for the reply. Before the restart there was HEALTH OK and for a few moments "slow request".
Maybe helpful: # ceph-journal-tool event get summary Events by type: COMMITED: 12188 EXPORT: 196 IMPORTFINISH: 197 IMPORTSTART: 197 OPEN: 28096 SESSION: 2 SESSIONS: 64 SLAVEUPDATE: 8440 SUBTREEMAP: 256 UPDATE: 124222 Errors: 0 Yan, Zheng <uker...@gmail.com> schrieb am Fr., 26. Okt. 2018, 09:13: > On Fri, Oct 26, 2018 at 2:41 AM Johannes Schlueter > <bleaktradit...@gmail.com> wrote: > > > > Hello, > > > > os: ubuntu bionic lts > > ceph v12.2.7 luminous (on one node we updated to ceph-mds 12.2.8 with no > luck) > > 2 mds and 1 backup mds > > > > we just experienced a problem while restarting a mds. As it has begun to > replay the journal, the node ran out of memory. > > A restart later, after giving about 175GB of swapfile, it still breaks > down. > > > > As mentioned in an maillist entry with similar problem earlier, we > restarted all mds nodes causing all nodes to leak. Now they just switch > around as they break down and the backup starts the replay. > > > > Did you see warning "Behind on trimming" before mds restart? > > > > > Sincerely > > > > Patrick > > _______________________________________________ > > ceph-users mailing list > > ceph-users@lists.ceph.com > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >
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