Bug 2100790

Summary:	[cephadm] Increase podman's pid limit for ceph daemons
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Prashant Dhange <pdhange>
Component:	Cephadm	Assignee:	Adam King <adking>
Status:	CLOSED DUPLICATE	QA Contact:	Manasa <mgowri>
Severity:	medium	Docs Contact:
Priority:	unspecified
Version:	5.1	CC:	adking, cephqe-warriors, rmanes, sbaldwin, vumrao
Target Milestone:	---
Target Release:	7.0
Hardware:	x86_64
OS:	All
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Last Closed:	2023-02-16 12:56:21 UTC	Type:	Bug
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oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
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Description Prashant Dhange 2022-06-24 09:45:14 UTC

Description of problem:
The default pid limit of 2048 set by podman is too less under certain workload or if there are zombie processes due to some bugs. This default limit of 2048 is too less in that case and need to be set to higher value in podman run command.  

Version-Release number of selected component (if applicable):
RHCS 5.x version

How reproducible:
Rarely

Steps to Reproduce:
N/A

Actual results:
ceph daemons crashing due to failure to create new threads

Expected results:
ceph daemons should not crash due to failure to create new threads

Additional info:
Refer BZ#2089460, BZ#2089426 and BZ#2096904 for additional details