General

Profile

Zhi Zhang

Issues

Projects

  • Ceph (Developer, Reporter, 08/06/2014)
  • Linux kernel client (Developer, Reporter, 08/06/2014)
  • phprados (Developer, Reporter, 08/06/2014)
  • devops (Developer, Reporter, 08/06/2014)
  • rbd (Developer, Reporter, 08/06/2014)
  • rgw (Developer, Reporter, 08/06/2014)
  • sepia (Developer, Reporter, Backporter, 08/06/2014)
  • fs (Developer, Reporter, 08/06/2014)
  • teuthology (Developer, Reporter, 08/06/2014)
  • rados-java (Developer, Reporter, 08/06/2014)
  • Calamari (Developer, Reporter, 08/27/2014)
  • Ceph-deploy (Developer, Reporter, 10/03/2014)
  • ceph-qa-suite (Developer, Reporter, 06/09/2015)
  • Tools (Developer, Reporter, Backporter, 01/26/2016)
  • Infrastructure (Developer, Reporter, Backporter, 01/26/2016)
  • ceph-cm-ansible (Developer, Reporter, Backporter, 01/26/2016)
  • paddles (Developer, Reporter, Backporter, 01/26/2016)
  • pulpito (Developer, Reporter, Backporter, 01/26/2016)
  • downburst (Developer, Reporter, Backporter, 01/28/2016)
  • ovh (Developer, Reporter, Backporter, 02/02/2016)
  • www.ceph.com (Developer, Reporter, Backporter, 08/22/2016)
  • mgr (Developer, Reporter, 06/28/2017)
  • rgw-testing (Developer, Reporter, 11/01/2016)
  • RADOS (Developer, Reporter, 06/07/2017)
  • bluestore (Developer, Reporter, 11/29/2017)
  • ceph-volume (Developer, Reporter, 11/13/2018)
  • Messengers (Developer, Reporter, 03/12/2019)

Activity

08/14/2019

08:07 AM fs Bug #41242 (Need Review): mds: re-introudce mds_log_max_expiring to control expiring concurrency ...
In some case, huge of mds segments could be expired concurrently, which might bring very heavy loads to OSDs and we c...

08/06/2019

02:45 AM fs Bug #41066 (Closed): mds: skip trim mds cache if mdcache is not opened

08/05/2019

05:23 AM fs Bug #41066: mds: skip trim mds cache if mdcache is not opened
https://github.com/ceph/ceph/pull/29481
05:18 AM fs Bug #41066 (Closed): mds: skip trim mds cache if mdcache is not opened
```
2019-07-24 14:51:28.028198 7f6dc2543700 1 mds.0.940446 active_start
2019-07-24 14:51:39.452890 7f6dc2543700 1...

07/23/2019

03:45 AM devops Bug #39157: [build from source for centos 7] option --single-version-externally-managed not recog...
@hoan, I guess your env had multiple versions of python, e,g. python 2.x and 3.x.
I got the same issue recently wh...

07/01/2019

03:04 AM fs Bug #40603 (Pending Backport): mds: disallow setting ceph.dir.pin value exceeding max rank id
Currently we allow to set ceph.dir.pin value to any number. If it is larger than current max id, this dir will stay i...

06/21/2019

03:37 AM fs Bug #40472: MDSMonitor: use stringstream instead of dout for mds repaired
https://github.com/ceph/ceph/pull/28683
03:33 AM fs Bug #40472 (Pending Backport): MDSMonitor: use stringstream instead of dout for mds repaired
use stringstream instead of dout for mds repaired to get result directly from command line.

06/04/2019

08:46 AM fs Feature #40121 (Resolved): mds: count purge queue items left in journal
MDS purge queue didn't have a perf counter to record how many items still left in journal. Even when MDS restarted, t...

05/13/2019

09:40 AM fs Bug #39715 (New): client: optimize rename operation under different quota root
We had many source directories with more than ten millions files. It took very long time to move one such directory t...

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