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Bug 1842198

Summary:	[RFE] client reconnection on blocklist/eviction
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Patrick Donnelly <pdonnell>
Component:	CephFS	Assignee:	Patrick Donnelly <pdonnell>
Status:	CLOSED ERRATA	QA Contact:	Yogesh Mane <ymane>
Severity:	low	Docs Contact:	Ranjini M N <rmandyam>
Priority:	low
Version:	5.0	CC:	ceph-eng-bugs, hyelloji, kdreyer, rmandyam, sweil, vereddy
Target Milestone:	---	Keywords:	FutureFeature, TestOnly
Target Release:	5.0
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:	ceph-16.0.0-8633.el8cp	Doc Type:	Enhancement
Doc Text:	.`mount.ceph` has an additional option of `recover_session=clean` With this release, an additional option of `recover_session=clean` is added to `mount.ceph`. With this option, the client reconnects to the {storage-product} cluster automatically when it detects that it is blocklisted by Metadata servers (MDS) and the mounts are recovered automatically. See the link:{cephfs-guide}#emoving-a-ceph-file-system-client-from-the-blocklist_fs[_Removing a Ceph File System client from the blocklist_] section in the _{storage-product} File System Guide_ for more information.	Story Points:	---
Clone Of:		Environment:
Last Closed:	2021-08-30 08:25:30 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

Description Patrick Donnelly 2020-05-30 23:33:47 UTC

This is a test-only bz for the new recover_session option to the kernel client.

https://docs.ceph.com/docs/octopus/man/8/mount.ceph/#basic

Documentation for this new feature needs written as well.

Comment 8 errata-xmlrpc 2021-08-30 08:25:30 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 (Red Hat Ceph Storage 5.0 bug fix and enhancement), 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/RHBA-2021:3294