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Bug 1614526

Summary:	MDS fails heartbeat timeout during create heavy workload
Product:	[Red Hat Storage] Red Hat Ceph Storage	Reporter:	Patrick Donnelly <pdonnell>
Component:	CephFS	Assignee:	Yan, Zheng <zyan>
Status:	CLOSED ERRATA	QA Contact:	Ramakrishnan Periyasamy <rperiyas>
Severity:	high	Docs Contact:
Priority:	high
Version:	3.0	CC:	ceph-eng-bugs, john.spray, mhackett, mmuir, pdonnell, rperiyas, tchandra, tserlin, zyan
Target Milestone:	z1
Target Release:	3.1
Hardware:	All
OS:	All
Whiteboard:
Fixed In Version:	RHEL: ceph-12.2.5-46.el7cp Ubuntu: ceph_12.2.5-31redhat1	Doc Type:	No Doc Update
Doc Text:	undefined	Story Points:	---
Clone Of:		Environment:
Last Closed:	2018-11-09 00:59:21 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:

Comment 5 Yan, Zheng 2018-08-10 02:24:39 UTC

In above case, I don't see "_send skipping beacon, heartbeat map not healthy" before mds get replaced. Maybe there are network issue.

Comment 6 Yan, Zheng 2018-08-10 09:50:50 UTC

"handle_mds_beacon no longer laggy" message in above case can be explained by http://tracker.ceph.com/issues/23519

Comment 7 Patrick Donnelly 2018-08-10 17:27:20 UTC

(In reply to Yan, Zheng from comment #6)
> "handle_mds_beacon no longer laggy" message in above case can be explained
> by http://tracker.ceph.com/issues/23519

Great catch! Thanks Zheng.

Comment 21 Ramakrishnan Periyasamy 2018-10-25 12:01:15 UTC

As per comment 11, ran Automation regression runs and not observed failures.

http://cistatus.ceph.redhat.com/ui/#cephci/launches/all%7Cpage.page=1&page.size=50&page.sort=start_time,number%2CDESC/5bc8bb4e36d1a000016d7470?page.page=1&page.size=50&page.sort=start_time%2CASC

username: ceph, password: ceph

Moving this bug to verified state.

Comment 23 errata-xmlrpc 2018-11-09 00:59:21 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/RHBA-2018:3530