Bug 1576861

Summary:	CephFS mount ceph-fuse hang during unmount after eviction
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Patrick Donnelly <pdonnell>
Component:	CephFS	Assignee:	Patrick Donnelly <pdonnell>
Status:	CLOSED ERRATA	QA Contact:	Ramakrishnan Periyasamy <rperiyas>
Severity:	medium	Docs Contact:
Priority:	high
Version:	3.0	CC:	ceph-eng-bugs, ceph-qe-bugs, hnallurv, john.spray
Target Milestone:	z4
Target Release:	3.0
Hardware:	Unspecified
OS:	Unspecified
Whiteboard:
Fixed In Version:	RHEL: ceph-12.2.4-15.el7cp Ubuntu: 12.2.4-19redhat1xenial	Doc Type:	If docs needed, set a value
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2018-07-11 18:11:10 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:

Description Patrick Donnelly 2018-05-10 15:03:02 UTC

Description of problem:

After a ceph-fuse/kernel client is evicted, any unmount operation on the client will hang because the client is not completing shutdown while blacklisted.

Version-Release number of selected component (if applicable):

3.0

How reproducible:

100%

Steps to Reproduce:
1. evict a client
2. attempt to unmount the client

Actual results:

The unmount operation will hang or not complete.

Expected results:

The unmount operation will not hang and the client exits gracefully.

Additional info:

Comment 12 errata-xmlrpc 2018-07-11 18:11:10 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, 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-2018:2177