Bug 1947497

Summary:	[RFE] Removing MON from bootstrap breaks cluster access
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Tim Wilkinson <twilkins>
Component:	Cephadm	Assignee:	Juan Miguel Olmo <jolmomar>
Status:	CLOSED ERRATA	QA Contact:	Rahul Lepakshi <rlepaksh>
Severity:	high	Docs Contact:	Amrita <asakthiv>
Priority:	high
Version:	5.0	CC:	asakthiv, jharriga, jolmomar, racpatel, rlepaksh, rmandyam, vereddy, vumrao
Target Milestone:	---	Keywords:	FutureFeature, RFE
Target Release:	5.1
Hardware:	x86_64
OS:	Linux
Whiteboard:
Fixed In Version:	ceph-16.2.6-1.el8cp	Doc Type:	Known Issue
Doc Text:	.Access to the Cephadm shell is lost when monitor/s are moved to node/s without `_admin` label After the bootstrap, access to the Cephadm shell is lost when the monitors are moved to other nodes if there is no `_admin` label. To workaround this issue, ensure that the destination hosts have the `_admin` label.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2022-04-04 10:20:36 UTC	Type:	Bug
Regression:	---	Mount Type:	---
Documentation:	---	CRM:
Verified Versions:		Category:	---
oVirt Team:	---	RHEL 7.3 requirements from Atomic Host:
Cloudforms Team:	---	Target Upstream Version:
Embargoed:
Bug Depends On:
Bug Blocks:	1959686

Comment 3 Sebastian Wagner 2021-05-31 12:28:58 UTC

This is probably resolved already with the "_admin" host label. See https://docs.ceph.com/en/latest/cephadm/host-management/#special-host-labels

https://gitlab.cee.redhat.com/ceph/ceph/-/blob/425f03d379f9803ba4bde17dd31494fb1dd35b86/src/cephadm/cephadm#L4156

Comment 5 Amrita 2021-06-28 15:19:33 UTC

Hi Juanmi,

Please review the technical veracity of the modified doc text.

Thanks
Amrita

Comment 6 Juan Miguel Olmo 2021-07-06 09:49:58 UTC

LGTM

Comment 13 errata-xmlrpc 2022-04-04 10:20:36 UTC

Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.

For information on the advisory (Moderate: Red Hat Ceph Storage 5.1 Security, Enhancement, and Bug Fix update), and where to find the updated
files, follow the link below.

If the solution does not work for you, open a new bug report.

https://access.redhat.com/errata/RHSA-2022:1174