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From 09/15/2014 to 10/14/2014

10/14/2014

02:14 PM Feature #9779: libceph: sync up with objecter
Make sure not to break existing (correct!) behavior: we need to resent watch or notify when *any* member of the actin... Ilya Dryomov
02:10 PM Feature #9779 (Resolved): libceph: sync up with objecter
- the way we resend lingering requests isn't quite the same
- __map_request() is too aggressive about resending:
...
Ilya Dryomov
02:04 PM Bug #8806 (Resolved): libceph: must use new tid when watch is resent
Ilya Dryomov
09:12 AM Feature #190 (Resolved): krbd: DISCARD support
Ian Colle
12:42 AM Bug #9749 (Resolved): kcephfs: kernel divide-by-zero crash in __validate_layout (fs/ceph/ioctl.c)
fixed by "ceph: fix divide-by-zero in __validate_layout()" in the testing branch Zheng Yan

10/13/2014

12:45 PM Feature #190: krbd: DISCARD support
This should go upstream to Linus in the next day or two (for 3.18-rc1). Sage Weil
11:29 AM Feature #190: krbd: DISCARD support
Alphe Salas wrote:
> I agree with Kyle and Brian. This feature is necessary. I would like to have more information a...
Alphe Salas
11:27 AM Feature #190: krbd: DISCARD support
I agree with Kyle and Brian. This feature is necessary. I would like to have more information about the status of thi... Alphe Salas
10:19 AM Bug #9749: kcephfs: kernel divide-by-zero crash in __validate_layout (fs/ceph/ioctl.c)
Ilya Dryomov
01:07 AM Bug #9355 (Closed): rbd: map fails with EINVAL inside a container
Opened #9753. Ilya Dryomov
01:06 AM Feature #9753 (Resolved): libceph: allow custom network namespaces
See the bottom of #9355. Ilya Dryomov
12:57 AM Bug #9192: krbd: poor read (about 10%) vs write performance
Hi Eric,
Thanks for doing this. I was concerned about this being a regression after the queueing changes, but it ...
Ilya Dryomov

10/12/2014

02:44 PM Bug #9192: krbd: poor read (about 10%) vs write performance
I was able to get some dedicated test time on one of our Ceph test clusters to rerun the kernel RBD read/write tests ... Eric Eastman

10/11/2014

10:33 PM Bug #9749 (Resolved): kcephfs: kernel divide-by-zero crash in __validate_layout (fs/ceph/ioctl.c)
Our UC-KLEE tool discovered a Linux kernel divide-by-zero crash in the Ceph
client driver. I found the bug on kernel...
David Ramos

10/09/2014

09:30 AM Bug #9355: rbd: map fails with EINVAL inside a container
Thanks for the update, Ilya! You actually gave me a hint as to a workaround - run the container with `--net host` so ... Chris Armstrong
08:59 AM Bug #9355: rbd: map fails with EINVAL inside a container
The... Ilya Dryomov

10/07/2014

09:32 AM Bug #4689: libceph: don't have alloc_msg methods limit length
Related to #9560, #9561? Ilya Dryomov
09:00 AM Bug #9355: rbd: map fails with EINVAL inside a container
Ilya Dryomov

10/06/2014

10:53 PM Bug #9355: rbd: map fails with EINVAL inside a container
Note that we only see the debug output when we're trying to write to the RBD bus directly on the host - from within t... Chris Armstrong
10:32 PM Bug #9355: rbd: map fails with EINVAL inside a container
Here's some debugging after disabling auth.
As root on the CoreOS host, echoing directly into the RBD bus also doe...
Chris Armstrong
10:04 PM Bug #9355: rbd: map fails with EINVAL inside a container
For posterity, recording my conversation with Josh here. http://irclogs.ceph.widodh.nl/index.php?date=2014-09-04
<...
Chris Armstrong
10:03 PM Bug #9355: rbd: map fails with EINVAL inside a container
Seeing the same issue on a 3.16.2 kernel: ... Chris Armstrong
08:55 PM Bug #9355: rbd: map fails with EINVAL inside a container
A fellow member of the CoreOS community is also running into this: https://groups.google.com/forum/#!topic/coreos-use... Chris Armstrong

09/23/2014

02:00 PM Bug #8568: libceph: kernel BUG at net/ceph/osd_client.c:885
BUG_ON(!list_empty(&req->r_req_lru_item)) in __kick_osd_requests()
Can't reproduce but need to look harder into ho...
Ilya Dryomov
09:39 AM Bug #9573 (New): krbd: investigate a dd-in-a-loop slowdown
Reported at the bottom of #8818. Ilya Dryomov

09/22/2014

04:08 AM Bug #8979 (Resolved): GPF kernel panics - auth?
Landed in 3.17-rc5. Opened #9560 and #9561 for the issues mentioned above. Ilya Dryomov
04:04 AM Bug #9561 (Rejected): libceph: do not crash if auth reply is not understood
Ilya Dryomov
04:02 AM Bug #9560 (Rejected): libceph: msg kmalloc failure handling on the reply path
Ilya Dryomov

09/20/2014

03:29 PM Bug #9432: kcephfs: null pointer deref in posix_acl_create
Zheng Yan

09/19/2014

06:58 AM Bug #9533 (Duplicate): kcephfs: fail to send requests initiated during mds restart
this was an old bug, patch was missing from running kernel.
ceph: fix kick_requests()
Sage Weil

09/18/2014

09:43 PM Bug #9533 (Duplicate): kcephfs: fail to send requests initiated during mds restart
mds sees... Sage Weil
01:13 AM Bug #9507: calling llistxattr(2) on a symlink crashes the client
... Zheng Yan

09/17/2014

11:57 PM Bug #9458: client wrongly fenced
is the client using 3.16 kernel? possibly due to missing following commit... Zheng Yan
02:45 PM Bug #9458: client wrongly fenced
The kernel client is definitely doing something wrong here, but I don't know what — the userspace messenger is not in... Greg Farnum
02:38 PM Bug #9458: client wrongly fenced
The MDS went into reconnect at 4:59:50... Greg Farnum
11:09 AM Bug #9458: client wrongly fenced
Taking a look; luckily we have at least *some* of the logging... Greg Farnum
08:17 AM Bug #9458: client wrongly fenced
mds restarted and teuthology failed to reconnect again, 07:30:34.485721 Sage Weil
07:18 AM Bug #9458: client wrongly fenced
teuthology was fenced again. not sure it was during a mds restart this time, either. notably the monitors went offl... Sage Weil
09:48 AM Bug #9507 (Resolved): calling llistxattr(2) on a symlink crashes the client
The code hits a "BUG();" line at https://github.com/ceph/ceph-client/blob/7e8a295295775ec9e05411cefc578ff4bfc94740/fs... Kevin Lamontagne
08:51 AM Bug #9505 (Duplicate): kcephfs: client gets stuck in reconnect loop?
... Sage Weil

09/16/2014

10:07 AM Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]
Andrei,
No, I haven't, but plan to try harder. I am however seeing an extreme slowdown, will open a ticket to tak...
Ilya Dryomov
02:49 AM Bug #8818: IO Hang on raw rbd device - Workqueue: ceph-msgr con_work [libceph]
Ilya,
I was wondering if you've managed to verify my findings? Has anyone experienced similar behaviour as I am?
...
Andrei Mikhailovsky

09/15/2014

10:40 AM Bug #4614 (Can't reproduce): Root cephfs does not mount at boot on Ubuntu 12.04
Greg Farnum
 

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