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From 09/09/2014 to 10/08/2014

10/08/2014

03:38 PM Feature #7272 (Duplicate): rbd: import performance
Josh Durgin
03:14 PM Feature #7272: rbd: import performance
Reads are single-threaded, but writes are asynchronous, so multiple could be in flight at once. (In rbd.cc, do_impor... Adam Crume
11:53 AM Bug #9513 (Fix Under Review): rbd_cache=true default setting is degading librbd performance ~10X ...
Adam Crume
10:59 AM Feature #8900: rbd mirroring: librbd:making image locking mandatory
WIP branch: https://github.com/ceph/ceph/compare/wip-8900 Jason Dillaman
09:37 AM Bug #9642: Errors in test_rbd.test_* tests in upgrade:dumpling-firefly-x:parallel-giant-distro-ba...
Yuri Weinstein

10/07/2014

05:51 PM Bug #9513 (In Progress): rbd_cache=true default setting is degading librbd performance ~10X in Giant
The regression was introduced in commit 4fc9fffc494abedac0a9b1ce44706343f18466f1 (according to git bisect). This is ... Adam Crume
10:28 AM Bug #9642: Errors in test_rbd.test_* tests in upgrade:dumpling-firefly-x:parallel-giant-distro-ba...
Should be fixed by https://github.com/ceph/ceph-qa-suite/pull/169 Yuri Weinstein
09:54 AM Bug #6926 (Resolved): rbd: diff output includes previously non-existent objects as zeroed extents
commit:9a1ab95176fe4d200a83b7b4f7e2b3097d541a7a Josh Durgin
09:36 AM Bug #9680 (Duplicate): Errors in test_rbd.* in upgrade:dumpling-firefly-x:parallel-giant-distro-b...
Josh Durgin
09:28 AM Bug #9680 (Duplicate): Errors in test_rbd.* in upgrade:dumpling-firefly-x:parallel-giant-distro-b...
Logs are in http://qa-proxy.ceph.com/teuthology/teuthology-2014-10-06_17:20:35-upgrade:dumpling-firefly-x:parallel-gi... Yuri Weinstein
09:28 AM Bug #5768 (Resolved): rbd-fuse: leak in enumerate_images()
commit:9132ca47959ae1a9a658971b0c8f4fe6e8d0cad3 Josh Durgin
09:26 AM Bug #7385: Objectcacher setting max object counts too low
Josh Durgin
09:24 AM Bug #9391 (Need More Info): fio rbd driver rewrites same blocks
Josh Durgin
09:24 AM Bug #9146 (Can't reproduce): EPERM from image_read.sh
Josh Durgin
09:22 AM Bug #9602 (Need More Info): rbd export -> nc ->rbd import = memory leak
Josh Durgin

10/06/2014

05:52 PM Bug #9513: rbd_cache=true default setting is degading librbd performance ~10X in Giant
Good to know that you are able to reproduce this.
I think the log entries you mentioned are there in Firefly as well...
Somnath Roy
03:09 PM Bug #9513: rbd_cache=true default setting is degading librbd performance ~10X in Giant
I double-checked, and I had multiple versions of librbd on my path. (I forgot about installing one of them.) I remo... Adam Crume
01:14 PM Bug #9513: rbd_cache=true default setting is degading librbd performance ~10X in Giant
Hopefully, you made sure the librbd/librados libraries fio_rbd is loading are from the giant. As I said, replacing th... Somnath Roy
11:55 AM Bug #9513: rbd_cache=true default setting is degading librbd performance ~10X in Giant
Thanks for the details. Unfortunately, I'm still unable to reproduce the issue. Was your cluster created in Firefly... Adam Crume

10/03/2014

02:53 PM Bug #9513: rbd_cache=true default setting is degading librbd performance ~10X in Giant
Please make sure you are following these steps..
1. Build the latest giant package both in cluster and client side...
Somnath Roy
01:35 PM Bug #9513: rbd_cache=true default setting is degading librbd performance ~10X in Giant
In my test cluster, I'm getting the same performance with "rbd cache = false" and "rbd cache = true". Could you post... Adam Crume
07:36 AM Feature #9374 (Resolved): rbd: use a rolling average for bench-write
commit:b47fdd400e14bd1b5e5bea9d18f895c92b8050be Jason Dillaman

10/02/2014

06:00 PM Bug #6494 (Resolved): High memory consumption of qemu/librbd with enabled cache
ok did dumpling too Sage Weil
05:51 PM Bug #6494: High memory consumption of qemu/librbd with enabled cache
backported to firefly. josh, should we do dumpling too? Sage Weil
08:39 AM Bug #9642 (Resolved): Errors in test_rbd.test_* tests in upgrade:dumpling-firefly-x:parallel-gian...
Logs are in http://qa-proxy.ceph.com/teuthology/teuthology-2014-10-01_15:06:04-upgrade:dumpling-firefly-x:parallel-gi... Yuri Weinstein

10/01/2014

01:41 PM Bug #8187 (Resolved): librbd: list_children() reports duplicates with cache pools
Adam Crume
11:56 AM Bug #8187 (Fix Under Review): librbd: list_children() reports duplicates with cache pools
https://github.com/ceph/ceph/pull/2619 Adam Crume
09:39 AM Feature #4454 (Closed): openstack: support volume migration in Cinder
tracking via https://blueprints.launchpad.net/cinder/+spec/generic-volume-migration Josh Durgin
09:36 AM Feature #7921 (Resolved): Openstack: live migration for ephemeral volumes
Josh Durgin
09:35 AM Feature #7920 (Resolved): Openstack: cloning for rbd ephemeral disks
Josh Durgin
09:29 AM Feature #5138 (Closed): LIO Support
Being tracked in Red Hat Bugzilla Neil Levine
09:25 AM Feature #4087 (In Progress): rbd: bitmaps for tracking object existence
Josh Durgin
09:24 AM Feature #4804 (Rejected): tgt: switch to aio
iSCSI work now focused on LIO Neil Levine
08:24 AM Bug #9602: rbd export -> nc ->rbd import = memory leak
I quickly attempted to reproduce this on the same version w/o success. Can you attach /etc/ceph/big.conf? How large... Jason Dillaman

09/29/2014

09:18 PM Bug #9602: rbd export -> nc ->rbd import = memory leak
As a suggestion, prohibit the use of the cache when RDB imports. Irek Fasikhov
09:03 PM Bug #9602: rbd export -> nc ->rbd import = memory leak
Hi, Sage.
I'm sorry, was wrong to put up parameter: rbd_cache size
The problem is not confirmed.
Irek Fasikhov
01:53 AM Bug #9391: fio rbd driver rewrites same blocks
Could you provide your fio job file / config to verify the issue? Danny Al-Gaaf

09/27/2014

10:48 PM Bug #9595: librbd: internal methods can operate on extra objects when non-default striping is used
https://github.com/ceph/ceph/pull/2588 Xinxin Shu
10:48 PM Bug #9595 (Fix Under Review): librbd: internal methods can operate on extra objects when non-defa...
Xinxin Shu

09/26/2014

11:34 AM Feature #2466 (Resolved): librbd: add invalidate_cache function to interface
This was added a while back in commit:5d340d26dd70192eb0e4f3f240e3433fb9a24154 Josh Durgin
05:26 AM Bug #9602 (Closed): rbd export -> nc ->rbd import = memory leak
I see a memory leak when importing raw devi?e.
Export Scheme:
[rbd@rbdbackup ~]$ rbd --no-progress -n client.rbdb...
Irek Fasikhov

09/25/2014

01:21 PM Bug #9595 (Resolved): librbd: internal methods can operate on extra objects when non-default stri...
... Josh Durgin

09/23/2014

03:27 PM Bug #8187: librbd: list_children() reports duplicates with cache pools
Never mind, figured it out. Apparently it's not enough to set pool2 up as a tier of pool1, it also has to be an over... Adam Crume
02:51 PM Bug #8187: librbd: list_children() reports duplicates with cache pools
Josh, I'm having trouble reproducing this. Do you have a test case? Adam Crume
10:55 AM Bug #8187 (In Progress): librbd: list_children() reports duplicates with cache pools
Adam Crume
09:38 AM Bug #5768 (Fix Under Review): rbd-fuse: leak in enumerate_images()
https://github.com/ceph/ceph/pull/2524 Adam Crume
09:34 AM Bug #6926 (Fix Under Review): rbd: diff output includes previously non-existent objects as zeroed...
https://github.com/ceph/ceph/pull/2523 Adam Crume

09/22/2014

12:51 AM Bug #8000: SLAB: Unable to allocate memory on node 0
RAM frequency, interesting. Something to keep in mind.. Ilya Dryomov

09/21/2014

07:11 PM Bug #8000 (Closed): SLAB: Unable to allocate memory on node 0
No particular access pattern seems to provoke this issue and frankly I have no clue what's causing it apart from "dee... Dmitry Smirnov

09/19/2014

12:03 PM Feature #6228: image name metavariable
Glad to see this feature added. Thank you! Mark, Adam, Sage, and Loic!
Assuming it wouldn't be too difficult, coul...
Mike Dawson
09:47 AM Feature #6228 (Pending Backport): image name metavariable
Sage Weil
02:01 AM Feature #6228 (Fix Under Review): image name metavariable
Loïc Dachary

09/18/2014

03:29 PM Feature #6228: image name metavariable
Yeah, that is probably a good idea anyway.. we've had uniqueness issues like this before! That is an easy thing and ... Sage Weil
03:21 PM Feature #6228: image name metavariable
It's not perfect, but we could add a cctid variable so users could specify something like "admin socket = /var/run/ce... Adam Crume
03:11 PM Feature #6228: image name metavariable
This assumes that each image has its own cct, but a process could have multiple images open in one cct. (In fact, co... Adam Crume
02:07 PM Feature #6228 (In Progress): image name metavariable
Adam Crume
02:07 PM Bug #5768: rbd-fuse: leak in enumerate_images()
Adam Crume
01:49 PM Bug #5768 (In Progress): rbd-fuse: leak in enumerate_images()
Adam Crume
11:51 AM Feature #7746 (In Progress): Capacity Management: rbd df
see wip-7746 Josh Durgin
09:40 AM Bug #6926 (In Progress): rbd: diff output includes previously non-existent objects as zeroed extents
Adam Crume

09/17/2014

02:43 PM Bug #9513 (Resolved): rbd_cache=true default setting is degading librbd performance ~10X in Giant
We are experiencing severe librbd performance degradation in Giant over firefly release. Here is the experiment we di... Somnath Roy

09/15/2014

01:33 PM Bug #6494: High memory consumption of qemu/librbd with enabled cache
FTR the commits fixing this are commit:4fc9fffc494abedac0a9b1ce44706343f18466f1 and commit:cdb7675a21c9107e3596c90c2b... Josh Durgin

09/11/2014

05:51 PM Feature #6228: image name metavariable
...which is hard because librbd layers on top of an existing librados ioctx, which has already long been initialized.... Sage Weil
05:46 PM Feature #6228: image name metavariable
It's per-cct. We can probably add some methods like
cct->set_meta("image", "foo");
that would populate a map<...
Sage Weil
05:21 PM Feature #6228: image name metavariable
The code would be in src/common.cc. I don't think it would be as simple as just adding another variable, because all... Adam Crume

09/10/2014

02:58 AM Bug #8329: qemu-img rpm provided breaks snapshooting functionality on centos
As far as I know, there is still no support for RBD in qemu-kvm/qemu-img packages...
Also I don't know if cloudsta...
Andrija Panic

09/09/2014

11:49 AM Bug #9405 (Resolved): rbd/test_librbd.sh outputs garbage
It trips up teuthology and there isn't a reasonable way to protect against it.... Zack Cerza
09:42 AM Bug #8859 (Closed): krbd crash while serving linux-lio iscsi: rbd_assert(img_request != NULL);
... Ilya Dryomov
09:18 AM Bug #9391 (Won't Fix): fio rbd driver rewrites same blocks
Sage Weil
09:18 AM Bug #8709 (Resolved): stale size reported by ioctl(BLKGETSIZE64) after librbd_resize() returns
Sage Weil
09:15 AM Bug #9078: Removing an RBD is very slow whenever there is write's in other RBD which also belongs...
Yes, smaller order means more objects to remove... Sage Weil
09:14 AM Bug #8329: qemu-img rpm provided breaks snapshooting functionality on centos
do we still need to provide these packages? :( Sage Weil
09:12 AM Bug #8385 (Need More Info): RBD / QEMU Crash: Invalid fastbin entry (free)
Sage Weil
09:11 AM Bug #6494 (Pending Backport): High memory consumption of qemu/librbd with enabled cache
Sage Weil
 

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