General

Profile

Xiaoxi Chen

Issues

Projects

  • Ceph (Developer, Reporter, Backporter, 02/26/2016)
  • Linux kernel client (Developer, Reporter, 02/26/2016)
  • phprados (Developer, Reporter, 02/26/2016)
  • devops (Developer, Reporter, Backporter, 02/26/2016)
  • rbd (Developer, Reporter, Backporter, 02/26/2016)
  • rgw (Developer, Reporter, Backporter, 02/26/2016)
  • sepia (Developer, Reporter, Backporter, 02/26/2016)
  • fs (Developer, Reporter, Backporter, 02/26/2016)
  • teuthology (Developer, Reporter, 02/26/2016)
  • rados-java (Developer, Reporter, 02/26/2016)
  • Calamari (Developer, Reporter, 02/26/2016)
  • Ceph-deploy (Developer, Reporter, 02/26/2016)
  • Stable releases (Manager, Developer, 02/26/2016)
  • ceph-qa-suite (Developer, Reporter, Backporter, 02/26/2016)
  • Tools (Developer, Reporter, Backporter, 02/26/2016)
  • Infrastructure (Developer, Reporter, Backporter, 02/26/2016)
  • ceph-cm-ansible (Developer, Reporter, Backporter, 02/26/2016)
  • paddles (Developer, Reporter, Backporter, 02/26/2016)
  • pulpito (Developer, Reporter, Backporter, 02/26/2016)
  • downburst (Developer, Reporter, Backporter, 02/26/2016)
  • ovh (Developer, Reporter, Backporter, 02/26/2016)
  • www.ceph.com (Developer, Reporter, Backporter, 08/22/2016)
  • rgw-testing (Developer, Reporter, Backporter, 11/01/2016)
  • RADOS (Developer, Reporter, Backporter, 06/07/2017)

Activity

05/17/2017

04:10 PM RADOS Bug #19790 (Verified): rados ls on pool with no access returns no error

04/26/2017

08:12 AM Ceph Revision a58b7b69 (ceph): osd/PG.cc: Optimistic estimation on PG.last_active
PG may go through inactive state(such like peering) shortly during
state transition, user usually want to only get al...

03/10/2017

01:23 AM Ceph Revision 4e8a19bc (ceph): pybind/ceph_daemon: use small chunk for recv
socket.recv(bufsize) accept signed int in python, so if
we want to load huge data (mds -> cache_dump is an instance)
...

03/02/2017

08:11 AM fs Bug #18730: MDS issues backtrace getxattr for every file with cap on rejoin
Zheng Yan wrote:
> I think we should design a new mechanism to track in-use inodes (current method isn't scalable be...

03/01/2017

11:30 PM fs Bug #19118: MDS heartbeat timeout during rejoin, when working with large amount of caps/inodes
I have that already. I did set the beacon_grace to 600s to walk around the bug and bring the cluster back.
Seems r...
11:16 PM fs Bug #19118: MDS heartbeat timeout during rejoin, when working with large amount of caps/inodes
I have that already. I did set the beacon_grace to 600s to walk around the bug and bring the cluster back.
In firs...
03:36 PM fs Bug #19118 (Pending Backport): MDS heartbeat timeout during rejoin, when working with large amoun...
We set an alarm every OPTION(mds_beacon_grace, OPT_FLOAT, 15) seconds, if mds_rank doesnt finish its task within this...

02/26/2017

02:14 PM Ceph Bug #19087: Bluestore panic with jemalloc
Intel folks report that jewel goes well with jemalloc
02:10 PM Ceph Bug #19087 (Can't reproduce): Bluestore panic with jemalloc
Checkout Kraken and build from source, with "cmake -D ALLOCATOR=jemalloc -DBOOST_J=$(nproc) "$@" .. "
OSD will pan...

02/22/2017

03:36 PM Ceph Revision 22ca3aa7 (ceph): common/MemoryModel: Bump int to long and drop mallinfo
mallinfo(3) doesnt have 64bit compatible version so when
malloc size > 4GB, either wrapped value or a negtive value
r...

Also available in: Atom