Ceph

09/29/2017

08:33 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

since 4.9.51 Sergey Jerusalimov

08:32 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

the problem is not reproduced
I think ticket may be closed Sergey Jerusalimov

09/20/2017

11:51 AM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

all xfs fixes now ported to 4.9 https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable.git/log/?h=v4.9.5... Sergey Jerusalimov

09/18/2017

04:57 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

Ok, I'll try to reproduce on test cluster with 4.9 kernel Sergey Jerusalimov

04:09 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

I found many fixes in XFS
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?h=v4.14-rc1&i... Sergey Jerusalimov

04:04 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

yes, try all logs
zcat /var/log/ceph/ceph-osd.*.log.*.gz|grep -i misdirected
cat /var/log/ceph/ceph-osd.*.log|gre... Sergey Jerusalimov

03:49 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

Ilya Dryomov wrote:
> What about the cluster log, e.g. /var/log/ceph/ceph.log?
No "misdirected" records found in ... Sergey Jerusalimov

03:30 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

Ilya Dryomov wrote:
> Hi Sergey,
>
> Which version of ceph?
>
> What precedes "[2607280.364832] XFS (rbd1): Me... Sergey Jerusalimov

09/17/2017

08:15 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

Ilya, Hi.
I think, maybe ,i found some bug in kernel rbd (ver 4.9.43).
At moment, when few osd's receive up/dow... Sergey Jerusalimov

08/11/2017

03:09 PM Linux kernel client Bug #19385: rbd stuck on read/write op to ceph_osd

It's monitor requests ? Sergey Jerusalimov