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From 03/03/2020 to 04/01/2020

04/01/2020

02:20 PM Bug #44813: Sendfile on cephfs result in 0 bytes data on other node
possible same root cause in https://tracker.ceph.com/issues/39938 Nicolas Gaston
01:17 AM Bug #44091 (Resolved): mount.ceph: some options will be truncated and couldn't see any error in d...
Xiubo Li
01:15 AM Bug #44061 (Resolved): kclient: new mount API will always see the posix acl is enabled
Xiubo Li
01:15 AM Bug #42771 (Pending Backport): kclient: kernel crash when touching the regular file in the mount ...
This need to backport. Xiubo Li

03/31/2020

08:48 PM Bug #44744: Slow file creation/sync on kernel cephfs
I dropped a dump_stack() into __mark_caps_flushing during one of the xfs_io+sync tests. I see this:... Jeff Layton
05:04 PM Bug #44744 (In Progress): Slow file creation/sync on kernel cephfs
Zheng shot down the initial draft, since we'd be setting the CLIENT_CAPS_SYNC flag too often. What we probably need t... Jeff Layton
01:47 PM Bug #44744: Slow file creation/sync on kernel cephfs
Jeff Layton wrote:
> The other bit I'm not sure about is whether we want to set this every time CHECK_CAPS_FLUSH is ...
Greg Farnum
11:59 AM Bug #44744: Slow file creation/sync on kernel cephfs
The other bit I'm not sure about is whether we want to set this every time CHECK_CAPS_FLUSH is set. I wonder if we co... Jeff Layton
11:55 AM Bug #44744: Slow file creation/sync on kernel cephfs
Jan Fajerski wrote:
> Thx Jeff! I also gave it a quick spin and it does improve things quite a bit.
>
> I guess I...
Jeff Layton
11:28 AM Bug #44744: Slow file creation/sync on kernel cephfs
Thx Jeff! I also gave it a quick spin and it does improve things quite a bit.
I guess I should still open a libcep...
Jan Fajerski
03:16 PM Support #43809: ceph osd server issues (page allocation failure)
I didn't see the issue anymore when moving the clients to other servers, so this issue can be closed.
Thanks!
K
Kenneth Waegeman
12:22 AM Bug #44695 (Fix Under Review): client: enable fscache will hit "CacheFiles: Assertion failed" wit...
Xiubo Li
12:22 AM Bug #44695: client: enable fscache will hit "CacheFiles: Assertion failed" with large size read
The fixing v1 patch, which under reviewing: https://lkml.org/lkml/2020/3/20/399 Xiubo Li

03/30/2020

11:19 PM Bug #44744: Slow file creation/sync on kernel cephfs
Jeff Layton wrote:
> This is based on ceph-client/testing. This patch refactors some of the code into __prep_cap:
>...
David Disseldorp
06:24 PM Bug #44744: Slow file creation/sync on kernel cephfs
This is based on ceph-client/testing. This patch refactors some of the code into __prep_cap:
https://github.com/ce...
Jeff Layton
06:20 PM Bug #44744: Slow file creation/sync on kernel cephfs
Jeff Layton wrote:
> Ok, this patch seems to fix it for me. I _think_ it's probably correct, but I need to look over...
David Disseldorp
03:57 PM Bug #44744: Slow file creation/sync on kernel cephfs
Jan Fajerski wrote:
> Some more infos on this:
>
> > There is an MDS daemon option 'mds_tick_interval' which is "...
Jeff Layton
03:51 PM Bug #44744: Slow file creation/sync on kernel cephfs
Ok, this patch seems to fix it for me. I _think_ it's probably correct, but I need to look over the code a little mor... Jeff Layton
03:50 PM Bug #44744: Slow file creation/sync on kernel cephfs
Some more infos on this:
> There is an MDS daemon option 'mds_tick_interval' which is "time in seconds between upk...
Jan Fajerski
02:33 PM Bug #44744: Slow file creation/sync on kernel cephfs
Jan Fajerski wrote:
> Luis looked at what messages are exchanged:
>
> > when doing a full sync (i.e. when ->sync_...
Jeff Layton
12:30 PM Bug #44813 (Resolved): Sendfile on cephfs result in 0 bytes data on other node
Hi,
I use sendfile function to write data on cephfs (eg : https://github.com/pijewski/sendfile-example/). I need t...
Nicolas Gaston
10:17 AM Bug #44791: fs/ceph: support cross-quota-tree renames
This behaviour was added to the kernel to mimic userspace commit bbfeaaea53f1 ("client: Forbid moving files across qu... Luis Henriques

03/27/2020

08:16 PM Bug #44791 (Resolved): fs/ceph: support cross-quota-tree renames
... Greg Farnum

03/25/2020

10:47 AM Bug #44744 (Resolved): Slow file creation/sync on kernel cephfs
We're seeing weird behaviour of the sync tool with a kernel cephfs mount. To trigger this its enough to run the follo... Jan Fajerski

03/20/2020

06:44 PM Feature #44700 (New): Add support for sparse-read and "sparse_copyup" writes against RBD clones
When the required OSD release is octopus or later, the "sparse_copyup" cls method is available which can be used to p... Jason Dillaman
01:54 PM Bug #44695 (In Progress): client: enable fscache will hit "CacheFiles: Assertion failed" with lar...
Xiubo Li
01:52 PM Bug #44695 (Fix Under Review): client: enable fscache will hit "CacheFiles: Assertion failed" wit...
... Xiubo Li

03/13/2020

01:55 AM Bug #44215 (Fix Under Review): fs/ceph: show helpful dmesg output on connectivity issues during m...
Xiubo Li
01:55 AM Bug #44215: fs/ceph: show helpful dmesg output on connectivity issues during mount
https://patchwork.kernel.org/project/ceph-devel/list/?series=247383 Xiubo Li
01:53 AM Bug #44215: fs/ceph: show helpful dmesg output on connectivity issues during mount
https://github.com/ceph/ceph-client/commit/9beddf1de0035ee34765ace8fa7f9233f6f84646 Xiubo Li

03/11/2020

09:06 AM Feature #44533 (Fix Under Review): kclient: add min/max perf latency support
Xiubo Li
09:05 AM Feature #44534 (Fix Under Review): kclient: add standard deviation support for the read/write/met...
Xiubo Li
02:56 AM Feature #44534: kclient: add standard deviation support for the read/write/metadata latency
The Patch work series: https://patchwork.kernel.org/project/ceph-devel/list/?series=254417 Xiubo Li

03/10/2020

03:24 AM Feature #44533: kclient: add min/max perf latency support
The patch work: https://patchwork.kernel.org/patch/11428321/ Xiubo Li
12:55 AM Feature #44533 (In Progress): kclient: add min/max perf latency support
Xiubo Li
12:55 AM Feature #44533 (Resolved): kclient: add min/max perf latency support
Split the code and task into small ones.
This will focus on the min/max perf latency support for the read/write/met...
Xiubo Li
03:23 AM Feature #44534 (In Progress): kclient: add standard deviation support for the read/write/metadata...
Xiubo Li
03:23 AM Feature #44534 (Resolved): kclient: add standard deviation support for the read/write/metadata la...
We need one way to calculate the standard deviation for the read/write/metadata latency. Xiubo Li
12:51 AM Feature #43215: kclient: send usage metrics to MDS
For the patch series [1] it only support the debugfs showing, will add sending the metric to ceph stuff after the dep... Xiubo Li

03/03/2020

06:47 PM Bug #44398 (Resolved): fs: improve wanted handling so we don't request unused caps (active-standb...
This ticket is to track progress on the CephFS kernel client towards dropping "wanted" caps when they aren't in use, ... Greg Farnum
 

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