Ceph

09/18/2018

10:15 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

After more dig into, I think it still a bluestore issue.
The suicide thread which timed out stuck when call BlueStor... Michael Yang

09/17/2018

07:55 AM CephFS Bug #36029 (New): ceph-fuse assert failed when try to do file lock

When I user ceph-fuse client to access cephfs, I found one client panic and print such stack as below.
The ceph clus... Michael Yang

09/14/2018

08:44 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

I think I got the reason about this issue:
1). One pg scrub start
2). The scrub job doesn't finished in 15s(osd_op_... Michael Yang

09/13/2018

11:25 AM Messengers Bug #34525: MDS Daemon msgr-worker-2 thread crush

I upload the related log about the crush MDS, find it from attachment. Michael Yang

06:27 AM Messengers Bug #34525: MDS Daemon msgr-worker-2 thread crush

John Spray wrote:
> On its own, this probably isn't going to be enough to diagnose an issue -- the crash may be caus... Michael Yang

10:41 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

I found it's easy to reproduce this issue in my cluster with below steps:
1. Choose one pg which had caused this iss... Michael Yang

06:41 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

Sage Weil wrote:
> Is there anything in the kernel log? These sorts of timeouts usually are caused by a media error... Michael Yang

09/11/2018

10:33 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

After I first set osd nodown, then do osd scrub, everything work fine.
I have no idea about why this happen...
Be... Michael Yang

06:41 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

I found this dump related to scrub thread timeout, not related to bluestore.
There are such log in the osd log:
201... Michael Yang

08/31/2018

02:12 AM bluestore Bug #34526: OSD crash in KernelDevice::direct_read_unaligned while scrubbing

My mistake, the issue Affected Versions should be *v12.2.7* Michael Yang