General

Profile

Zheng Yan

Issues

Projects

  • Ceph (Developer, Reporter, 01/25/2013)
  • Linux kernel client (Developer, Reporter, 01/25/2013)
  • phprados (Developer, Reporter, 01/25/2013)
  • devops (Developer, Reporter, 01/25/2013)
  • rbd (Developer, Reporter, 01/25/2013)
  • rgw (Developer, Reporter, 01/25/2013)
  • sepia (Developer, Reporter, Backporter, 01/25/2013)
  • fs (Developer, Reporter, 01/25/2013)
  • teuthology (Developer, Reporter, 01/25/2013)
  • rados-java (Developer, Reporter, 05/24/2013)
  • 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)
  • CI (Reporter, 01/10/2017)
  • 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

08/15/2019

01:46 AM fs Support #40906: Full CephFS causes hang when accessing inode.
please provide logs of both ceph-fuse and mds during accessing the bad file.

08/14/2019

11:09 AM fs Feature #41209: mds: create a configurable snapshot limit
Milind Changire wrote:
> Thanks for the hint Zheng.
>
> How could the MDS return the status "too many snaps" to t...

08/13/2019

01:34 AM fs Feature #41209: mds: create a configurable snapshot limit
mds.0 has snaptable, which contains information about all snapshots. Each mds has a snapclient, which also caches sna...

08/07/2019

07:37 AM fs Bug #41148 (Need Review): client: _readdir_cache_cb() may use the readdir_cache already clear
07:00 AM fs Bug #41148: client: _readdir_cache_cb() may use the readdir_cache already clear
I think getattr does not affect parent directory inode's completeness

07/31/2019

02:49 AM fs Bug #41006 (Need Review): cephfs-data-scan scan_links FAILED ceph_assert(p->second >= before+len)

07/30/2019

01:25 PM fs Bug #41006: cephfs-data-scan scan_links FAILED ceph_assert(p->second >= before+len)
looks like discontiguous free inode number can trigger the crash

07/26/2019

02:42 AM fs Support #40906: Full CephFS causes hang when accessing inode.
after delete omap key. use scrub_path asok command to repair parent directory

07/25/2019

03:25 AM fs Bug #40932: ceph-fuse: rm a dir failed, print "non-empty" error
use scrub_path asok command to fix it

07/24/2019

01:48 AM fs Support #40906: Full CephFS causes hang when accessing inode.
The log does not contain information about the bad inode.
To use rados to delete inode
1. find inode number o...

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