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Feature #43690

cephadm: service resource limits

Added by Sebastian Wagner 8 months ago. Updated 4 months ago.

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

0%

Source:
Tags:
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

History

#1 Updated by Sebastian Wagner 6 months 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 5 months ago

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

#3 Updated by Sebastian Wagner 5 months ago

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

#4 Updated by Sebastian Wagner 5 months ago

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

#5 Updated by Sebastian Wagner 5 months 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 5 months ago

  • Description updated (diff)

#7 Updated by Sebastian Wagner 4 months ago

  • Category changed from cephadm to cephadm/scheduler

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