Are you using bluestore compression?
On Sun, Dec 10, 2017 at 1:45 PM, Martin Preuss <mar...@aquamaniac.de> wrote: > Hi (again), > > meanwhile I tried > > "ceph-bluestore-tool fsck --path /var/lib/ceph/osd/ceph-0" > > but that resulted in a segfault (please see attached console log). > > > Regards > Martin > > > Am 10.12.2017 um 14:34 schrieb Martin Preuss: >> Hi, >> >> I'm new to Ceph. I started a ceph cluster from scratch on DEbian 9, >> consisting of 3 hosts, each host has 3-4 OSDs (using 4TB hdds, currently >> totalling 10 hdds). >> >> Right from the start I always received random scrub errors telling me >> that some checksums didn't match the expected value, fixable with "ceph >> pg repair". >> >> I looked at the ceph-osd logfiles on each of the hosts and compared with >> the corresponding syslogs. I never found any hardware error, so there >> was no problem reading or writing a sector hardware-wise. Also there was >> never any other suspicious syslog entry around the time of checksum >> error reporting. >> >> When I looked at the checksum error entries I found that the reported >> bad checksum always was "0x6706be76". >> >> Could someone please tell me where to look further for the source of the >> problem? >> >> I appended an excerpt of the osd logs. >> >> >> Kind regards >> Martin >> >> >> >> >> _______________________________________________ >> ceph-users mailing list >> ceph-users@lists.ceph.com >> http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com >> > > > -- > "Things are only impossible until they're not" > > _______________________________________________ > ceph-users mailing list > ceph-users@lists.ceph.com > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > _______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com