Ceph

01/11/2016

10:06 AM Ceph Bug #12100: OSD crash, uexpected aio error in FileJournal.cc

Lowering the queue depth from 32 to 1 solved this issue for us.
@@echo 1 > /sys/block/sda/device/queue_depth
@@ec... Pontus Lindgren

09/24/2015

07:05 AM Ceph Bug #12100: OSD crash, uexpected aio error in FileJournal.cc

How did you conclude that Sage?
Do you have any pointers on what can be done? Pontus Lindgren

09/21/2015

07:08 AM Ceph Bug #12100: OSD crash, uexpected aio error in FileJournal.cc

That is everything that kern.log logged that day. Pontus Lindgren

09/11/2015

08:03 AM Ceph Bug #12100: OSD crash, uexpected aio error in FileJournal.cc

Happened again yesterday.
We use two RAID mirrored SSD's as journals and have individual HDDs as OSD data disks. W... Pontus Lindgren

08/27/2015

07:18 AM Ceph Bug #12100: OSD crash, uexpected aio error in FileJournal.cc

Not close to this date no.
In June we deployed the cluster using ceph-deploy deploying dumpling. during june we di... Pontus Lindgren

08/26/2015

11:00 AM Ceph Bug #12100: OSD crash, uexpected aio error in FileJournal.cc

I am also experiencing a similar issue:
2015-08-16 08:11:54.227567 7f13d68de700 0 log_channel(cluster) log [WR... Pontus Lindgren