General

Profile

Zengran Zhang

Issues

Projects

  • Ceph (Developer, Reporter, 02/08/2019)
  • Linux kernel client (Developer, Reporter, 02/08/2019)
  • phprados (Developer, Reporter, 02/08/2019)
  • devops (Developer, Reporter, 02/08/2019)
  • rbd (Developer, Reporter, 02/08/2019)
  • rgw (Developer, Reporter, 02/08/2019)
  • sepia (Developer, Reporter, Backporter, 02/08/2019)
  • fs (Developer, Reporter, 02/08/2019)
  • teuthology (Developer, Reporter, 02/08/2019)
  • rados-java (Developer, Reporter, 02/08/2019)
  • Calamari (Developer, Reporter, 02/08/2019)
  • Ceph-deploy (Developer, Reporter, 02/08/2019)
  • ceph-qa-suite (Developer, Reporter, 02/08/2019)
  • Tools (Developer, Reporter, Backporter, 02/08/2019)
  • Infrastructure (Developer, Reporter, Backporter, 02/08/2019)
  • ceph-cm-ansible (Developer, Reporter, Backporter, 02/08/2019)
  • paddles (Developer, Reporter, Backporter, 02/08/2019)
  • pulpito (Developer, Reporter, Backporter, 02/08/2019)
  • downburst (Developer, Reporter, Backporter, 02/08/2019)
  • ovh (Developer, Reporter, Backporter, 02/08/2019)
  • www.ceph.com (Developer, Reporter, Backporter, 02/08/2019)
  • mgr (Developer, Reporter, 02/08/2019)
  • rgw-testing (Developer, Reporter, 02/08/2019)
  • RADOS (Developer, Reporter, 02/08/2019)
  • bluestore (Developer, Reporter, 02/08/2019)
  • ceph-volume (Developer, Reporter, 02/08/2019)
  • Messengers (Developer, Reporter, 03/12/2019)

Activity

04/28/2019

02:09 PM RADOS Bug #39509 (Need More Info): segm fault when invoke MergeOperatorRouter::Name()
(gdb) bt
#0 0x00007f60321804ab in raise () from /lib64/libpthread.so.0
#1 0x000055aafad0501a in handle_fatal_sign...

04/22/2019

08:43 AM RADOS Bug #39398 (Need Review): osd: fast_info need update when pglog rewind
When the pglog need rewind, the info.last_update will need to change to
older value, current impl of PG::_prepare_wr...

04/13/2019

12:40 PM RADOS Bug #39286 (Need Review): primary recovery local missing object did not update obc
If not, the snapset in local obc may inconsistent, then the make_writeable()
will make mistakes..

03/27/2019

02:44 PM Ceph Bug #38683 (Closed): OSDMapRef access by multiple threads is unsafe
02:43 PM Ceph Bug #38683: OSDMapRef access by multiple threads is unsafe
this is crashed on 12.2.7, upstream had avoided, becuase PG::publish_stats_to_osd will not call osd->osd->get_osdmap...
01:54 AM RADOS Bug #38945 (Pending Backport): osd: leaked pg refs on shutdown
recovery_request_timer may hold some QueuePeeringEvts which PGRef,
if we dont shutdown it earlier, it potentially ca...

03/21/2019

06:21 PM Ceph Bug #38842 (Resolved): copy_from callback may cause ObjectContextRef leak
thread 1
step 1: C_Copyfrom.finishi() call pg.lock()
step 2: process_copy_chunk erase the cop from copy_ops at the ...

03/17/2019

02:38 AM RADOS Bug #38787 (Need Review): osd: cache tiering flush clone wrongly
because cephfs file snapcontext seq may start from 1, we find that in a never snaped fs,
the flush of file will dele...

03/12/2019

11:55 AM Ceph Bug #38683 (Closed): OSDMapRef access by multiple threads is unsafe
(gdb) bt
#0 0x0000000000000000 in ?? ()
#1 0x000055c38ab92549 in std::_Sp_counted_base<(__gnu_cxx::_Lock_policy)...

12/18/2018

02:01 AM RADOS Bug #37679 (Need Review): osd: pull object from the shard who missing it
FAILED assert(get_parent()->get_log().get_log().objects.count(soid) && (get_parent()->get_log().get_log().objects.fin...

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