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Feature #43690

closed

cephadm: service resource limits

Added by Sebastian Wagner over 4 years ago. Updated over 2 years ago.

Status:
Resolved
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 3 (1 open2 closed)

Related to Orchestrator - Feature #44993: cephadm: Resource-aware daemons placementNew

Actions
Related to Orchestrator - Tasks #45143: cephadm: scheduler improvementsClosed

Actions
Related to Orchestrator - Feature #49171: cephadm: set osd-memory-targetResolvedSage Weil

Actions
Actions #1

Updated by Sebastian Wagner about 4 years 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?

Actions #2

Updated by Sebastian Wagner about 4 years ago

  • Subject changed from service resource limits to cephadm: service resource limits
Actions #3

Updated by Sebastian Wagner about 4 years ago

  • Related to Feature #44993: cephadm: Resource-aware daemons placement added
Actions #4

Updated by Sebastian Wagner about 4 years ago

  • Related to Tasks #45143: cephadm: scheduler improvements added
Actions #5

Updated by Sebastian Wagner about 4 years 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)

Actions #6

Updated by Sebastian Wagner about 4 years ago

  • Description updated (diff)
Actions #7

Updated by Sebastian Wagner almost 4 years ago

  • Category changed from cephadm to cephadm/scheduler
Actions #8

Updated by Sebastian Wagner over 3 years ago

  • Tags set to ceph-nano
Actions #9

Updated by Sebastian Wagner about 3 years ago

Actions #10

Updated by Sebastian Wagner over 2 years ago

  • Status changed from New to Resolved
Actions

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