On Mon, Aug 15, 2016 at 7:38 AM, Martin <rc6encrypted@xxxxxxxxx> wrote: >> Looking at the kernel log itself, you've got a ton of write errors on >> /dev/sdap. I would suggest checking that particular disk with smartctl, and >> possibly checking the other hardware involved (the storage controller and >> cabling). >> >> I would kind of expect BTRFS to crash with that many write errors regardless >> of what profile is being used, but we really should get better about >> reporting errors to user space in a sane way (making people dig through >> kernel logs to figure out their having issues like this is not particularly >> user friendly). > > Interesting! > > Why does it speak of "device sdq" and /dev/sdap ? > > [337411.703937] BTRFS error (device sdq): bdev /dev/sdap errs: wr > 36973, rd 0, flush 1, corrupt 0, gen 0 > [337411.704658] BTRFS warning (device sdq): lost page write due to IO > error on /dev/sdap > > /dev/sdap doesn't exist. OK well journalctl -b | grep -A10 -B10 "sdap" See in what other context it appears. And also 'btrfs fi show' and see if it appears associated with this Btrfs volume. -- Chris Murphy -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
