Ceph

06/18/2012

07:25 AM CephFS Bug #2596: mds: spinning on restart

gdb is not helpful here, process seems to be spinning in syscall:
(gdb) thread apply all bt
Thread 1 (process 148... Amon Ott

06/05/2012

12:28 AM CephFS Bug #1047: mds: crash on anchor table query

No, I am not sure about that. Only saw the same assert message and a similar trace, so I assumed it to be the same bug. Amon Ott

05/30/2012

12:09 AM CephFS Bug #1047: mds: crash on anchor table query

We are auto creating up to 200 preconfigured home directories on all four nodes, each home dir consists of ca. 400 di... Amon Ott

05/29/2012

12:47 AM CephFS Bug #1047: mds: crash on anchor table query

This bug seems to be reproduced with the deadlock described on the mailing list as
"OSD deadlock with cephfs client ... Amon Ott

05/25/2012

04:05 AM CephFS Bug #1047: mds: crash on anchor table query

Just hit this bug again with 0.47.2 on ext4, so it is still open and it is still an issue. Amon Ott

01/02/2012

05:47 AM CephFS Bug #1047: mds: crash on anchor table query

Here is what MDS logs with debug 20. No idea if it really helps. The cluster
is still in the broken state, should I... Amon Ott

12/12/2011

03:19 AM Linux kernel client Bug #1795: break d_lock > s_cap_lock ordering

Seems fixed here now with git branch wip-d-lock. Amon Ott

03:18 AM Linux kernel client Bug #1762: i_lock vs s_cap_lock vs inodes_with_caps_lock lock ordering

Seems to be fixed here now with git commits be655596b3de5873f994ddbe205751a5ffb4de39 (for-linus) and 1a2fe05d296a35da... Amon Ott

12/07/2011

07:32 AM CephFS Bug #1047: mds: crash on anchor table query

Got it again with 0.39. Still there. Amon Ott

12/06/2011

06:01 AM CephFS Bug #1047: mds: crash on anchor table query

Updated Ceph to 0.39 and the bug seems to be gone. Amon Ott