General

Profile

Mark Nelson

Issues

Projects

  • Ceph (Developer, Reporter, 09/18/2012)
  • Linux kernel client (Developer, Reporter, 09/18/2012)
  • phprados (Developer, Reporter, 09/18/2012)
  • devops (Developer, Reporter, 09/18/2012)
  • rbd (Developer, Reporter, 09/18/2012)
  • rgw (Developer, Reporter, 09/18/2012)
  • sepia (Developer, Reporter, Backporter, 09/18/2012)
  • fs (Developer, Reporter, 10/01/2012)
  • teuthology (Developer, Reporter, 01/10/2013)
  • 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

08/07/2019

04:53 PM fs Bug #41140: mds: trim cache more regularly
We did much the same thing in the OSD. Previously we trimmed in a single thread at regular intervals, but now we tri...

08/05/2019

04:05 PM bluestore Bug #41037: Containerized cluster failure due to osd_memory_target not being set to ratio of cgro...
@ben that's probably a semi-reasonable assumption in a lot of cases, though I've noticed that the kernel doesn't alwa...

07/26/2019

01:48 AM Ceph Revision f7376c07 (ceph): Merge pull request #28597 from markhpc/wip-bs-ind-cache
os/bluestore: Refactor Bluestore Caches

07/24/2019

12:10 PM Ceph Revision 1d1edb19 (ceph): os/BlueStore: Split Cache into Onode/Buffer caches
Signed-off-by: Mark Nelson <mnelson@redhat.com>

07/18/2019

11:52 PM bluestore Bug #39618: Runaway memory usage on Bluestore OSD
Hi Richard,
Sorry for the long latency on this reply! Setting the osd_memory_target won't do anything if you disa...
06:04 PM Ceph Revision 5143607e (ceph): rocksdb: Updated to v6.1.2
Signed-off-by: Mark Nelson <mnelson@redhat.com>

06/15/2019

10:51 AM Ceph Revision 200bc7a3 (ceph): os/bluestore: Trim cache on add rather than in loop.
Signed-off-by: Mark Nelson <mnelson@redhat.com>

04/25/2019

06:40 PM bluestore Bug #39318: w_await high when rockdb compacting
w_await is literally how long it's taking for the device to service requests. If the latency is increasing that mean...

04/24/2019

06:34 PM fs Bug #39437: osd: PriorityCache.cc: 265: FAILED ceph_assert(mem_avail >= 0)
https://github.com/ceph/ceph/pull/27763
03:14 PM fs Bug #39437: osd: PriorityCache.cc: 265: FAILED ceph_assert(mem_avail >= 0)
Patrick Donnelly wrote:
> [...]
>
> /ceph/teuthology-archive/pdonnell-2019-04-17_06:07:08-multimds-wip-pdonnell-t...

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