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From 01/05/2016 to 02/03/2016

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

01/26/2016

05:46 PM Bug #13905 (Closed): "BUG: held lock freed!"
This looks like a problem in the networking stack, the kernel client isn't in play here. Closing, given that it was ... Ilya Dryomov
05:43 PM Bug #14117 (Won't Fix): KRBD : Performance issues with kernel 4.1 series
A bit more info on this: http://lists.ceph.com/pipermail/ceph-users-ceph.com/2015-December/006895.html, closing. Ilya Dryomov
05:41 PM Feature #14201: cope with a pool being removed from under a mapped image
We currently don't cope very well with this - see #11960. When #9779 is finished, there will be a message printed to... Ilya Dryomov
05:28 PM Bug #14200 (Closed): The mounted image can not expansion
Kernel client does support resize, both up and down.
"rbd resize" command resizes /dev/rbd* block device, not the ...
Ilya Dryomov
09:40 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
I've uploaded the kernel with all modules and the /proc/config.gz to https://stephan.wienczny.de/linux.tar.xz
Stephan Wienczny
07:24 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
backtrace of your kernel are strange, If possible, please upload the whole kernel package to somewhere. Zheng Yan
03:53 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
could you upload the ceph,ko. Zheng Yan

01/25/2016

11:32 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
The blocked task occour even without cgroup limits. I did a test with 10M limit while reading large files. There are ... Stephan Wienczny
03:50 AM Bug #14487 (Resolved): ctime may go backward in cephfs kernel client
In cephfs code, we use CURRENT_TIME directly to get timestamp. But in setattr() case, Timestamp for ctime are truncat... Zheng Yan
03:41 AM Bug #14485 (Resolved): cephfs kernel client does not flush ctime
https://github.com/ceph/ceph-client/commit/d62f355721233c5177cadf2b635e0a5e26b27237 Zheng Yan

01/19/2016

09:50 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Zheng Yan wrote:
> yes, I'm not familiar with cgroup, But I think it accounts memory used by IO requests. Could you ...
Stephan Wienczny
09:25 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Stephan Wienczny wrote:
> I can't say anything about 4.2. The first version we tested was 4.3.x. Have there been cha...
Zheng Yan

01/18/2016

04:50 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
I can't say anything about 4.2. The first version we tested was 4.3.x. Have there been changes in memory mangement be... Stephan Wienczny
02:36 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
this problem seems related to memory allocation. could you try enlarging memory for these container. Zheng Yan
02:25 PM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
Stephan Wienczny wrote:
> The problem was introduced between Coreos 899.1.0 and 926.0.0
do you mean there is no p...
Zheng Yan
11:51 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
I checked the kernel build config and it already is compiled with "Compile the kernel with frame pointers".
The dump...
Stephan Wienczny
09:43 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
ceph_send_cap_releases() never calls mutex_lock(). ceph_encode_locks_to_buffer() never calls ceph_put_wrbuffer_cap_re... Zheng Yan
10:17 AM Bug #14232: Kernel NULL pointer dereference in __dcache_readdir
The patch list has grown rather long. If there have been any changes/fixes in dcache, I don't have them included. Wit... Markus Blank-Burian
09:54 AM Bug #14232: Kernel NULL pointer dereference in __dcache_readdir
Sorry for the delay, please upload your patches (which are applied to 4.1.15 kernel). If you can, please take 4.4 ker... Zheng Yan

01/16/2016

02:56 AM Bug #14360: Cephfs kernel client ceph_send_cap_releases hung task
In 4.4.0 this looks a like bit different:... Stephan Wienczny

01/13/2016

05:33 PM Bug #14360 (Resolved): Cephfs kernel client ceph_send_cap_releases hung task
On some of my machines cephfs hanging:... Stephan Wienczny

01/12/2016

04:48 PM Bug #14086 (Closed): Ceph File System logging warning about ceph_set_page_dirty
Ilya Dryomov

01/06/2016

07:20 AM Documentation #14252 (Rejected): Architecture picture, CEPH FS should based on librados?
Actually, no. That documentation is for the userspace clients (there is a "librados" thing in the kernel, but it's ve... Greg Farnum
03:00 AM Documentation #14252 (Rejected): Architecture picture, CEPH FS should based on librados?
In http://docs.ceph.com/docs/master/architecture/
rchitecture picture, CEPH FS should based on librados?
science luo
02:43 AM Documentation #14251 (Resolved): cluster map:Missing MDS Map
In http://docs.ceph.com/docs/master/start/intro/
Monitors: A Ceph Monitor maintains maps of the cluster state, inc...
science luo

01/05/2016

09:42 AM Bug #14232 (Resolved): Kernel NULL pointer dereference in __dcache_readdir
I found this bug using the kernel client on linux v4.1.15 with all ceph/libceph patches applied up to v4.4-rc8.
<p...
Markus Blank-Burian
 

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