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From 02/07/2016 to 03/07/2016

03/06/2016

02:19 PM Bug #14901: misdirected requests on 4.2 during rebalancing
If I had a reproducer, I wouldn't be asking you to reproduce ;) I would suggest trying to replicate what you describ... Ilya Dryomov
06:58 AM Bug #14901: misdirected requests on 4.2 during rebalancing
We will try! But where we can get custom kernels, and whats is scenario of reproduce? Set weight of some osd to 0? Or... Ruslan Usifov

03/05/2016

04:28 PM Bug #14901: misdirected requests on 4.2 during rebalancing
It's not immediately obvious what the problem is - there are a few different possibilities and not enough information... Ilya Dryomov
02:35 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Sorry but more old logs alredy rotated and we haven't them Ruslan Usifov
09:53 AM Bug #14901: misdirected requests on 4.2 during rebalancing
What about a syslog for the night of Feb 26 - the attached one starts at ~7 o'clock? I need to see syslogs for the e... Ilya Dryomov

03/04/2016

03:15 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Aditional attach syslog for 27-02-2016
Ruslan Usifov
03:06 PM Bug #14901: misdirected requests on 4.2 during rebalancing
We attached syslog from 192.169.31.220 for 26 feb 2016
We make osdmap, but maps exist only begin from 5732
Ruslan Usifov
02:50 PM Bug #14901: misdirected requests on 4.2 during rebalancing
This seems to be more serious than I thought. Could you send over as many osdmaps going back from 5800 as possible (... Ilya Dryomov
09:42 AM Bug #14901: misdirected requests on 4.2 during rebalancing
We waited when rebalance was done, then launch rsync.
And yes of course, misderected happens doesn't only one nod...
Ruslan Usifov

03/03/2016

10:59 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Was the massive rsync you've provided warnings for done during rebalancing or after rebalancing completed? Do you ha... Ilya Dryomov
08:12 AM Bug #14901: misdirected requests on 4.2 during rebalancing
Osd maps from 5970 to 5981 are in attachment Ruslan Usifov

03/02/2016

07:41 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Hmm. Can you do the same for each from 5970 to 5981 and attach a .tar with those? Ilya Dryomov
05:48 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Hello
Ready, result in attachment
Ruslan Usifov
05:25 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Hi Ruslan,
Can you do
$ ceph osd getmap 5982 >osdmap.5982
and attach that file?
Ilya Dryomov
01:55 PM Bug #14901: misdirected requests on 4.2 during rebalancing
Ilya Dryomov

03/01/2016

09:16 AM Bug #14232: Kernel NULL pointer dereference in __dcache_readdir
Thanks for the patch! I will let you know, if the bug hits again. Markus Blank-Burian

02/27/2016

11:02 PM Bug #14901: misdirected requests on 4.2 during rebalancing
We found follow warn in osd logs when we make massive rsync... Ruslan Usifov
09:42 AM Bug #14901: misdirected requests on 4.2 during rebalancing
our dmsg log is clean, and doens't have any suspicious records(only boot log, thats all). When rbd erros happens last... Ruslan Usifov

02/26/2016

02:13 PM Bug #14901: misdirected requests on 4.2 during rebalancing
... Ilya Dryomov
10:45 AM Bug #14901 (Resolved): misdirected requests on 4.2 during rebalancing
On ceph version 9.2.0 (bb2ecea240f3a1d525bcb35670cb07bd1f0ca299) Linux server4 4.2.0-27-generic #32~14.04.1-Ubuntu SM... Ruslan Usifov
01:24 PM Bug #8226: 0.80~rc1: RBD read errors (ENXIO)
Hello
We create new issue http://tracker.ceph.com/issues/14901
We increase pg_count from 512 to 1024, and see r...
Ruslan Usifov
08:09 AM Bug #14232: Kernel NULL pointer dereference in __dcache_readdir
I found an bug in the fill cache code, could you please try the attached patch Zheng Yan

02/25/2016

08:36 PM Bug #14232: Kernel NULL pointer dereference in __dcache_readdir
Took a while, but found a very similar one with 4.4.1 using only a few patches:... Markus Blank-Burian

02/24/2016

11:51 PM Bug #8226: 0.80~rc1: RBD read errors (ENXIO)
Hi Ruslan,
The issue this ticket is for is fixed. Please open a new ticket.
Is there anything else in dmesg? ...
Ilya Dryomov
11:29 PM Bug #8226: 0.80~rc1: RBD read errors (ENXIO)
Our crash, and osd maps in attachments. Also we see that this happens alltime when rebalance happens. In our cluster ... Ruslan Usifov
11:22 PM Bug #8226: 0.80~rc1: RBD read errors (ENXIO)
Perhaps we have simular problems when cluster rebalance happens(we change placement groups count).
We run on
...
Ruslan Usifov
01:53 PM Bug #14717 (Closed): "Failures: xfs" in krbd-hammer-testing-basic-smithi
Linked to #11850, as another data point. Ilya Dryomov
01:50 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
thank you for your reproducer.
I have already known the root cause, but fixing it requires refactor internal locki...
Zheng Yan
01:24 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
i've got a simple reproducer for CoreOS 899.7.0 with the 4.3.3 kernel.
in this instance selinux is in permissive m...
Nick Owens

02/21/2016

02:44 PM Bug #14715 (Resolved): "rbd: sysfs write failed" in krbd-hammer-testing-basic-smithi
Pulled "[DO NOT MERGE] rbd: bump RBD_MAX_PARENT_CHAIN_LEN to 128" into testing. Yuri - you shouldn't see any more pr... Ilya Dryomov

02/19/2016

09:14 PM Bug #14715: "rbd: sysfs write failed" in krbd-hammer-testing-basic-smithi
Heh, I never finished it, because it seemed wrong ;) I'd rather we carry a patch in the testing branch, disabling th... Ilya Dryomov
01:40 PM Bug #13905 (Closed): "BUG: held lock freed!"
This indeed turned out to be a regression in the networking layer, see http://www.spinics.net/lists/ceph-devel/msg286... Ilya Dryomov

02/18/2016

10:11 PM Bug #13905: "BUG: held lock freed!"
infernalis v9.2.1 testing
Run: http://pulpito.ceph.com/teuthology-2016-02-18_09:34:39-powercycle-infernalis-testing-...
Yuri Weinstein

02/16/2016

03:24 AM Bug #14736: Kernel cephfs bind-mounts break if parent dir modified elsewhere
Nick Mailer wrote:
> Greg, we're talking about --bind mounting, not mounting a whole new filesystem.
>
> So, moun...
Zheng Yan
01:55 AM Bug #14736: Kernel cephfs bind-mounts break if parent dir modified elsewhere
Greg Farnum wrote:
> Just to be clear, you mean don't use a cephfs directory as the location for mounting another FS...
Zheng Yan

02/15/2016

03:08 PM Bug #14736: Kernel cephfs bind-mounts break if parent dir modified elsewhere
Greg, we're talking about --bind mounting, not mounting a whole new filesystem.
So, mount --bind /ceph/some/direct...
Nick Mailer
03:03 PM Bug #14736: Kernel cephfs bind-mounts break if parent dir modified elsewhere
Just to be clear, you mean don't use a cephfs directory as the location for mounting another FS, right? And it's perf... Greg Farnum
08:41 AM Bug #14736: Kernel cephfs bind-mounts break if parent dir modified elsewhere
when creating /data/target/file_in_parent on server 2, MDS revokes directory (/data/target) inode's Fs capability fro... Zheng Yan
01:59 PM Feature #14198: rbd: renaming a pool does not update the pool names in /dev/rbd or /sys/bus/rbd
... and then to unmap, if you want to use the spec syntax, you have to specify the old pool name. Ilya Dryomov

02/11/2016

03:20 PM Bug #14737 (Resolved): libkrbd vs udev event ordering
I sat down and looked into a few rare instances of "rbd map" hangs, mostly during fsx runs from the last year. The o... Ilya Dryomov
03:08 PM Bug #14736 (Resolved): Kernel cephfs bind-mounts break if parent dir modified elsewhere
ISSUE
If you have used mount with the --bind option to overlay one cephfs location on another, then creating any f...
Nick Mailer
02:56 PM Bug #13905: "BUG: held lock freed!"
No - this occurrence is on a very recent kernel, so could be a kernel bug. I'll look into it as time allows. Ilya Dryomov

02/10/2016

03:10 AM Bug #14717 (Closed): "Failures: xfs" in krbd-hammer-testing-basic-smithi
hammer v0.94.6 QE validation
Run: http://pulpito.ceph.com/teuthology-2016-02-09_08:48:25-krbd-hammer-testing-basi...
Yuri Weinstein

02/09/2016

09:51 PM Bug #14715 (Resolved): "rbd: sysfs write failed" in krbd-hammer-testing-basic-smithi
this is for QE validation of hammer v0.94.6
Per ICR chat with Jason ...
Yuri Weinstein

02/08/2016

03:29 AM Bug #13905: "BUG: held lock freed!"
Happened twice in three runs of the powercycle suite. Should we rule that as environmental and whitelist the message ... Loïc Dachary
 

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