General

Profile

Adam Kupczyk

  • Registered on: 03/24/2017
  • Last connection: 12/01/2022

Issues

Projects

  • Ceph (Developer, Core Developer, 03/28/2019)
  • Linux kernel client (Developer, Core Developer, 11/25/2020)
  • phprados (Developer, Core Developer, 11/25/2020)
  • devops (Developer, Core Developer, 11/25/2020)
  • rbd (Developer, Core Developer, 11/25/2020)
  • rgw (Developer, Reporter, Core Developer, 05/10/2017)
  • sepia (Developer, 03/28/2019)
  • CephFS (Developer, Core Developer, 11/25/2020)
  • teuthology (Developer, 12/04/2020)
  • rados-java (Developer, Core Developer, 11/25/2020)
  • Calamari (Developer, 03/28/2019)
  • Ceph-deploy (Developer, 03/28/2019)
  • ceph-dokan (Developer, Core Developer, 11/25/2020)
  • Stable releases (Developer, Core Developer, 11/25/2020)
  • Tools (Developer, 03/28/2019)
  • Infrastructure (Developer, 03/28/2019)
  • paddles (Developer, 08/16/2021)
  • downburst (Developer, 03/28/2019)
  • ovh (Developer, 03/28/2019)
  • www.ceph.com (Developer, 03/28/2019)
  • CI (Reporter, 03/28/2019)
  • mgr (Developer, Core Developer, 03/28/2019)
  • rgw-testing (Developer, Reporter, Core Developer, 05/10/2017)
  • RADOS (Developer, Core Developer, 03/28/2019)
  • bluestore (Developer, Core Developer, 03/28/2019)
  • ceph-volume (Developer, Core Developer, 11/25/2020)
  • Messengers (Developer, Core Developer, 03/28/2019)
  • Orchestrator (Developer, Core Developer, 01/16/2020)
  • crimson (Developer, Core Developer, 11/25/2020)
  • dmclock (Developer, Core Developer, 08/13/2020)
  • cephsqlite (Developer, Core Developer, 03/19/2021)
  • Dashboard (Developer, Core Developer, 04/22/2021)
  • cleanup (Developer, Reporter, Core Developer, 08/11/2022)

Activity

01/27/2023

10:21 AM bluestore Bug #58022: Fragmentation score rising by seemingly stuck thread
Igor Fedotov wrote:
> One potential explanation can be pretty trivial: allocator keeps tracking a sort of history(hi...

01/25/2023

05:24 PM bluestore Bug #58022: Fragmentation score rising by seemingly stuck thread
Hi Kevin,
I have two questions:
1) Is rising fragmentation score related to change of free space?
If no other...

12/08/2022

02:00 PM bluestore Backport #58103 (In Progress): quincy: BlueStore doesn't defer small writes for pre-pacific hdd osds

12/01/2022

03:45 PM RADOS Bug #56733: Since Pacific upgrade, sporadic latencies plateau on random OSD/disks
It seems more like generic RADOS issue.
03:14 PM bluestore Bug #58099 (Need More Info): ObjectStore/StoreTestSpecificAUSize.SyntheticMatrixPreferDeferred/2 ...
07:55 AM bluestore Backport #58102 (In Progress): pacific: BlueStore doesn't defer small writes for pre-pacific hdd ...

11/15/2022

09:56 AM bluestore Bug #48827: Ceph Bluestore OSDs fail to start on WAL corruption
In the customer case running luminous when OSD process was run twice (let's skip how), the assert
'file->fnode.ino' ...

07/27/2022

11:35 AM Ceph Revision 1d0ae5c3 (ceph): os/bluestore: Fix deferred writes corrupting RocksDB
Deferred writes can sometimes update regions that are no longer mapped to any object.
This cannot happen when BlueSto...
11:35 AM Ceph Revision 122fa7ea (ceph): common/interval_set: Add operator-- to iterator
Only ++ was allowed. Extend iterator manipulation to -- too.
Signed-off-by: Adam Kupczyk <akupczyk@redhat.com>
(cher...
11:35 AM Ceph Revision eaa02600 (ceph): test/objectstore: Add test for deferred writes
Add test that recreates situation when BlueStore deferred writes
can cause RocksDB files corruption.
Signed-off-by: ...

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