[ClusterLabs] Instant service restart during failback

Klaus Wenninger kwenning at redhat.com
Thu Apr 20 04:43:29 EDT 2017

On 04/20/2017 10:30 AM, Klechomir wrote:
> Hi List,
> Been investigating the following problem recently:
> Have two node cluster with 4 cloned (2 on top of 2) + 1 master/slave services 
> on it (corosync+pacemaker 1.1.15)
> The failover works properly for both nodes, i.e. when one node is 
> restarted/turned in standby, the other properly takes over, but:
> Every time when node2 has been in standby/turned off and comes back, everything 
> recovers propery.
> Every time when node1 has been in standby/turned off and comes back, part of 
> the cloned services on node2 are getting instantly restarted, at the same 
> second when node1 re-appeares, without any apparent reason (only the 
> stop/start messages in the debug).
> Is there some known possible reason for this?

That triggers some deja-vu feeling...
Did you have a similar issue a couple of weeks ago?
I remember in that particular case 'interleave=true' was not the
solution to the problem but maybe here ...


> Best regards,
> Klecho
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Klaus Wenninger

Senior Software Engineer, EMEA ENG Openstack Infrastructure

Red Hat

kwenning at redhat.com   

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