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)

Activity

08/17/2017

03:26 PM Ceph Bug #21026 (New): PR #16172 causing performance regression
This is most obvious during 4K random writes to NVMe backed bluestore RBD volumes, but it may be present in other tes...

07/28/2017

03:04 PM Ceph Bug #20847 (New): low performance for bluestore rbd block creation vs filestore
It appears that bluestore may be slower than filestore when creating RBD blocks (ie if pre-filling an RBD volume with...

07/23/2017

01:40 AM Ceph Bug #20748 (Resolved): segfault in OSDMap::_pg_to_up_acting_osds
log: incerta03:/tmp/cbt/ceph/log/osd.10.log
core: incerta03:/tmp/cbt/ceph/core.tp_osd_tp.17701.incerta03.front.sepia...

06/07/2017

04:59 PM Ceph Wiki edit: CDM_01-MAR-2017 (#9)
04:40 PM Ceph Wiki edit: CDM_06-JUN-2017 (#9)
02:04 PM Ceph Wiki edit: CDM_01-MAR-2017 (#8)

05/19/2017

01:41 PM Ceph Bug #19986 (Resolved): PR #14886 creates a SafeTimer thread per PG
This appears to be causing huge numbers of idle safe_timer threads to be created on the OSD. While this is likely no...

03/10/2017

11:30 PM sepia Support #19261 (Resolved): vpn access
nhm@espresso +YYZPT29wYzY5ooaRzabCQ 1ee041dd58b9ec6eb678c47632ece7cf6c24e23bcbac28a77a82af05ba6cc148

11/29/2016

05:06 PM Ceph Bug #17989 (Closed): bluestore CEPH osd disk overloaded by reads periodically by rocksdb tables g...
Hi,
Thanks for the report! Unfortunately this is a side effect of using rocksdb for metadata. If you look at the...

09/22/2016

09:50 PM Ceph Bug #17388 (Closed): strange ceph-client git repository issue
Alex Elder reported that he was having permission problems accessing the ceph-client git repository here https://gith...

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