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Feature #43690

cephadm: service resource limits

Added by Sebastian Wagner over 1 year ago. Updated 5 months ago.

Status:
New
Priority:
Normal
Assignee:
-
Category:
cephadm/scheduler
Target version:
-
% Done:

0%

Source:
Tags:
ceph-nano
Backport:
Reviewed:
Affected Versions:
Pull request ID:

Description

via podman? or systemd?

https://www.freedesktop.org/software/systemd/man/systemd.resource-control.html

Some workaround

ceph daemon osd.0 config set osd_memory_target ...

Related issues

Related to Orchestrator - Feature #44993: cephadm: Resource-aware daemons placement New
Related to Orchestrator - Tasks #45143: cephadm: scheduler improvements Closed
Related to Orchestrator - Feature #49171: cephadm: set osd-memory-target In Progress

History

#1 Updated by Sebastian Wagner about 1 year ago

Rook actually recommends to not set resource limits for Ceph daemons, as all daemons are critical for the cluster. Which means that this is most likely only usable for the cephadm scheduler?

#2 Updated by Sebastian Wagner about 1 year ago

  • Subject changed from service resource limits to cephadm: service resource limits

#3 Updated by Sebastian Wagner about 1 year ago

  • Related to Feature #44993: cephadm: Resource-aware daemons placement added

#4 Updated by Sebastian Wagner about 1 year ago

  • Related to Tasks #45143: cephadm: scheduler improvements added

#5 Updated by Sebastian Wagner about 1 year ago

[16:13:08] <jlayton> need to lower the daemon memory limits to try and reproduce a problem
[16:13:27] <jlayton> (plus this box doesn't have that much memory, and I want to avoid OOM kills)

#6 Updated by Sebastian Wagner about 1 year ago

  • Description updated (diff)

#7 Updated by Sebastian Wagner 12 months ago

  • Category changed from cephadm to cephadm/scheduler

#8 Updated by Sebastian Wagner 5 months ago

  • Tags set to ceph-nano

#9 Updated by Sebastian Wagner 3 months ago

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