On Friday 18 Sep 2015 17:16:54 Marc Joliet wrote: > On Friday 18 September 2015 10:31:01 Mick wrote: > >A couple of months ago the akonadi DB went sideways and kmail played up as > >a result. Again I was suspicious of btrfs, but neither the logs nor fsck > >showed up anything. > > I take it "btrfs scrub" didn't turn up anything, or is that what you meant > by fsck?
Am I supposed to run scrub with I do not have a RAID running? I thought scrub was meant for comparing checksums between mirrored fs - have I got this wrong? > >The OS is on a single SSD (no RAID), with some caches and busy fs mounted > >on a spinning disk. I have some backups in case of DR, but after a > >while a corrupted fs will have migrated to the back ups. > > With btrfs, if there really was silent corruption, you wouldn't be able to > access the file in the single disk case, so no, I don't think it actually > would propagate to the backup (although perhaps you don't use btrfs > exclusively, in which case it of course could). Though keep in mind that > corruption can happen in a variety of ways, e.g., application-level or > firmware bugs. -- Regards, Mick
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