Ceph

11/06/2019

11:36 PM RADOS Bug #42668 (Won't Fix): ceph daemon osd.* fails in osd container but ceph daemon mds.* does not fail in mds container

with K8S (RHOCS 4.2) OSD pods, I get this error from Ceph daemon command:
[bengland@bene-laptop ocs-operator]$ oco... Ben England

10/28/2019

10:24 PM mgr Bug #42517 (Resolved): ceph osd status - units invisible using black background

When I do "ceph osd status" command, the units are not visible when using a black background, but when I paste them i... Ben England

08/26/2019

05:57 PM bluestore Backport #41273: nautilus: Containerized cluster failure due to osd_memory_target not being set to ratio of cgroup_limit per osd_memory_target_cgroup_limit_ratio

Raising priority, I think this is a blocker for rook-ceph on any platform, and Octopus won't be in downstream release... Ben England

08/05/2019

02:09 PM bluestore Bug #41037: Containerized cluster failure due to osd_memory_target not being set to ratio of cgroup_limit per osd_memory_target_cgroup_limit_ratio

My guess would be if CGroup limit is X, then 0.95 X - 1/2 GB should be fine for osd_memory_target, that would give th... Ben England

08/01/2019

05:44 PM bluestore Bug #41037: Containerized cluster failure due to osd_memory_target not being set to ratio of cgroup_limit per osd_memory_target_cgroup_limit_ratio

from Joe T on his system:
# ceph version
ceph version 14.2.2-218-g734b519 (734b5199dc45d3d36c8d8d066d6249cc304d0e0e... Ben England

05:38 PM bluestore Bug #41037: Containerized cluster failure due to osd_memory_target not being set to ratio of cgroup_limit per osd_memory_target_cgroup_limit_ratio

version you asked for:
ceph-base-14.2.2-0.el7.x86_64
from the Ceph container image ceph/ceph:v14.2.2-20190722
Ben England

05/06/2019

11:39 AM Ceph Revision c2336997 (ceph): doc: remove recommendation for kernel.pid_max

now that Ceph uses async messenger, setting kernel.pid_max = 4194303 should not be necessary anymore. Even if kernel... Ben England

04/17/2019

03:54 PM RADOS Feature #39339: prioritize backfill of metadata pools, automatically

Also, this ceph command requires the operator to do it, the point of the tracker is that this should be default behav... Ben England

03:38 PM RADOS Feature #39339: prioritize backfill of metadata pools, automatically

is backfill any different than recovery priority? If not, should it be? By "backfill" I mean the emergency situatio... Ben England

01:59 AM RADOS Feature #39339 (In Progress): prioritize backfill of metadata pools, automatically

Neha Ojna suggested filing this feature request.
One relatively easy way to minimize damage in a double-failure sc... Ben England