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Bug #49364

closed

pg_autoscaler causes device_health_metrics pool to use 128 pgs preventing rgw from being deployed

Added by Daniel Pivonka about 3 years ago. Updated over 2 years ago.

Status:
Resolved
Priority:
Urgent
Category:
-
Target version:
-
% Done:

0%

Source:
Tags:
Backport:
pacific, octopus
Regression:
No
Severity:
1 - critical
Reviewed:
Affected Versions:
ceph-qa-suite:
Pull request ID:
Crash signature (v1):
Crash signature (v2):

Description

when trying to deploy rgw on a master or pacific cluster the device_health_metrics pool is using 128 pgs. when you try to setup a rgw service it will attempt to create pools but it fails because there are not enough pgs left to stay under the mon_max_pg_per_osd limit.

this could be the result of changes to the pg autoscaler https://github.com/ceph/ceph/pull/38805 https://github.com/ceph/ceph/pull/39248


Files

LXKPcmdN.txt (3.14 KB) LXKPcmdN.txt Daniel Pivonka, 02/18/2021 07:45 PM

Related issues 2 (0 open2 closed)

Copied to mgr - Backport #52519: pacific: pg_autoscaler causes device_health_metrics pool to use 128 pgs preventing rgw from being deployed ResolvedKamoltat (Junior) SirivadhnaActions
Copied to mgr - Backport #52520: octopus: pg_autoscaler causes device_health_metrics pool to use 128 pgs preventing rgw from being deployed RejectedActions
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