Bug 1313156

Summary:	pacemaker fails to bring up VIPs and the rest of the cluster on OpenStack HA environment
Product:	Red Hat Enterprise Linux 7	Reporter:	Jaison Raju <jraju>
Component:	pacemaker	Assignee:	Ken Gaillot <kgaillot>
Status:	CLOSED NOTABUG	QA Contact:	cluster-qe <cluster-qe>
Severity:	urgent	Docs Contact:
Priority:	unspecified
Version:	7.2	CC:	abeekhof, agk, cluster-maint, fdinitto, jraju
Target Milestone:	rc
Target Release:	---
Hardware:	All
OS:	Linux
Whiteboard:
Fixed In Version:		Doc Type:	Bug Fix
Doc Text:		Story Points:	---
Clone Of:		Environment:
Last Closed:	2016-03-01 09:49:33 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 Jaison Raju 2016-03-01 06:28:18 UTC

Description of problem:
In an environment using ipv6 for internal communication , on 29 day time , 
the pacemaker brought down services .
Not able to bring up the resources & pcs tends to fence other nodes .

Version-Release number of selected component (if applicable):
OSP Director 7.3
OpenStack 7.0.4
resource-agents-3.9.5-54.el7_2.6.x86_64

How reproducible:


Steps to Reproduce:
1.
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Actual results:


Expected results:


Additional info:

- OSP3 was been provision with Director
- IPV6 is being used here for internal communication 
- none of 3 node want to be part of cluster and start failing eventually
- manually few resources started but failed again. 
- All the nodes rebooted and same scenario
- tried to put standby two nodes (slnec1ctl0 slnec1ctl1) and try to start one node(slnec1ctl2), even not working

Comment 3 Fabio Massimo Di Nitto 2016-03-01 06:43:31 UTC

Please add also sosreports from the undercloud as we might be hitting this bug https://bugzilla.redhat.com/show_bug.cgi?id=1245298 that causes the nodes to be rebooted/fenced in a loop similar to what you describe.