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Dan van der Ster

  • Registered on: 03/27/2013
  • Last connection: 05/19/2019

Issues

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06/09/2019

11:24 PM fs Bug #40200: luminous: mds: does fails assert(session->get_nref() == 1) when balancing
We have seen 3 identical crashes so far. (Logs of the crashed MDSs are at ceph-post-file: a74beec8-0a68-44c1-bfc5-56d...

06/07/2019

09:30 AM Linux kernel client Feature #39967: kclient: recover from a killed session (w/ blacklist)
Isn't client_reconnect_stale a fuse client option? What is the relation to kclient?
08:52 AM fs Bug #40200 (Need Review): luminous: mds: does fails assert(session->get_nref() == 1) when balancing
We've seen this assertion twice after upgrading MDS's from v12.2.11 to v12.2.12 and due to #40190 it can be disruptiv...

06/06/2019

02:52 PM Linux kernel client Bug #40190 (Testing): oops or soft lockup after MDS crash
Yesterday we had a v12.2.12 mds crash [1] and several kernel clients (el7 kernel 3.10.0-957.12.1.el7.x86_64) either d...

05/24/2019

12:31 PM bluestore Feature #40021 (New): Zero out pending sectors during PG repair
In our production clusters we often see inconsistent objects which are the result of a SCSI Medium Error during a rea...

05/22/2019

06:50 AM RADOS Bug #24531: Mimic MONs have slow/long running ops
Joao sent this as a possible fix: https://github.com/ceph/ceph/pull/28177

04/29/2019

04:01 PM bluestore Bug #37282: /build/ceph-13.2.2/src/os/bluestore/BlueStore.cc: 9073: FAILED assert(r == 0)
Sage Weil wrote:
> Dan van der Ster wrote:
> > > would it be possible to try that OSD one more time
> >
> > do y...
02:10 PM Linux kernel client Bug #39523 (New): small write in ab mode does not change mtime
When we make a small write to a file opened with mode 'ab', the mtime/ctime of the file does not change. (This applie...

04/25/2019

05:29 PM bluestore Bug #37282: /build/ceph-13.2.2/src/os/bluestore/BlueStore.cc: 9073: FAILED assert(r == 0)
> would it be possible to try that OSD one more time
do you mean to zap/recreate it and try again or just start it...
02:23 PM bluestore Bug #37282: /build/ceph-13.2.2/src/os/bluestore/BlueStore.cc: 9073: FAILED assert(r == 0)
Same devices (HDD for data and ssd partition for block.db) for both failures.
We have left the osd down since the ...

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