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From 01/29/2016 to 02/27/2016

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

02/03/2016

08:24 AM Bug #14621 (Closed): 30s time out
xie xingguo
02:50 AM Bug #14621 (Closed): 30s time out
shun song
03:38 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
I encountered this issue only when selinux is enabled and type is mls (Multi Level Security protection). No problem w... Zheng Yan

02/02/2016

05:17 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Zheng, what's the scenario that causes that — just using SELinux on a CephFS mount? Greg Farnum
04:25 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
It's caused by selinux. Selinux code calls a getxattr() while we are processing MClientReply.
mount cephfs with co...
Zheng Yan

01/29/2016

09:30 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Zheng is looking at this and said he found it "strange", but I'm not sure if he's figured anything out yet. Greg Farnum
08:37 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Did you find something? Is there a commit you could point me to ;) Stephan Wienczny
07:15 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Stephan Wienczny wrote:
> I've uploaded the kernel with all modules and the /proc/config.gz to https://stephan.wienc...
Chris Armstrong
 

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