General

Profile

Jeff Layton

Issues

Projects

  • Ceph (Developer, Reporter, 06/23/2016)
  • Linux kernel client (Developer, Reporter, 06/23/2016)
  • phprados (Developer, Reporter, 06/23/2016)
  • devops (Developer, Reporter, 06/23/2016)
  • rbd (Developer, Reporter, 06/23/2016)
  • rgw (Developer, Reporter, 06/23/2016)
  • sepia (Developer, Reporter, Backporter, 06/23/2016)
  • fs (Developer, Reporter, 06/23/2016)
  • teuthology (Developer, Reporter, 06/23/2016)
  • rados-java (Developer, Reporter, 06/23/2016)
  • Calamari (Developer, Reporter, 06/23/2016)
  • Ceph-deploy (Developer, Reporter, 06/23/2016)
  • ceph-qa-suite (Developer, Reporter, 06/23/2016)
  • Tools (Developer, Reporter, Backporter, 06/23/2016)
  • Infrastructure (Developer, Reporter, Backporter, 06/23/2016)
  • ceph-cm-ansible (Developer, Reporter, Backporter, 06/23/2016)
  • paddles (Developer, Reporter, Backporter, 06/23/2016)
  • pulpito (Developer, Reporter, Backporter, 06/23/2016)
  • downburst (Developer, Reporter, Backporter, 06/23/2016)
  • ovh (Developer, Reporter, Backporter, 06/23/2016)
  • 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

12/13/2019

07:51 PM fs Feature #24461: cephfs: improve file create performance buffering file create operations
Doing some testing today with xfstests, during generic/531 test, I saw some of these pop up in the kernel ring buffer...

12/12/2019

05:32 PM Linux kernel client Bug #43272: unable to handle kernel NULL pointer at __ceph_remove_cap+0x2a/0x220
RFC patch posted here:
https://marc.info/?l=ceph-devel&m=157617192514897&w=2
I'm not sure this is correct, but ...
05:00 PM Linux kernel client Bug #43272: unable to handle kernel NULL pointer at __ceph_remove_cap+0x2a/0x220
Thanks Ilya. This doesn't look familiar to me at first glance, and I don't see anything that's gone in since -862 tha...
12:04 AM RADOS Bug #43267 (Rejected): unexpected error in BlueStore::_txc_add_transaction
12:02 AM RADOS Bug #43267: unexpected error in BlueStore::_txc_add_transaction
Nope, it was full. Well spotted:...

12/11/2019

09:39 PM RADOS Bug #43267 (Rejected): unexpected error in BlueStore::_txc_add_transaction
I was testing kcephfs vs. a vstart cluster and the OSD crashed. fsstress was running at the time, so it was being kep...
06:19 PM fs Feature #24461: cephfs: improve file create performance buffering file create operations
Changed my test rig around a bit so I could give bluestore a LV backed by an SSD, and rebuilt the kernel w/o KASAN.
...
04:57 PM fs Feature #24461: cephfs: improve file create performance buffering file create operations
I've pushed the current patch stack to https://github.com/ceph/ceph-client/tree/wip-async-dirops .
It's still very...
04:45 PM fs Feature #24461: cephfs: improve file create performance buffering file create operations
The patchset currently has a module option to enable this that defaults of "off". So I can do some apples to apples t...
04:36 PM fs Feature #24461: cephfs: improve file create performance buffering file create operations
I finally have a working patchset for this, and so far, the results are somewhat lackluster. I'm seeing about the sam...

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