[Pacemaker] cib: ERROR: send_ais_message: Not connected to AIS

[Andrew Beekhof]

On 7 Apr 2014, at 8:46 pm, marco at nucleus.it wrote:

> Hi,
> in a production environment with 2 nodes ( nodeA , nodeB ) we had an
> hardware failure so we restart the nodeB.
> After the restarted nodeB came up we restart corosync/pacemaker on it
> but for 2 days till now che corosync/pacemaker stuff is looping.
> 
> crm_mon NodeA:
> 
> Stack: openais
> Current DC: nodeA - partition with quorum
> Version: 1.0.10-da7075976b5ff0bee71074385f8fd02f296ec8a3
> 2 Nodes configured, 2 expected votes
> 17 Resources configured.
> ============
> 
> Online: [ nodeA ]
> OFFLINE: [ nodeB ]
> 
> 
> crm_mon NodeB:
> 
> Stack: openais
> Current DC: NONE
> 2 Nodes configured, 2 expected votes
> 17 Resources configured.
> ============
> 
> OFFLINE: [ nodeA nodeB ]
> 
> This loop on nodeB reports:
> crmd: [7149]: debug: do_election_count_vote: Election 3 (owner: nodeA)
> lost: vote from nodeA (Age)
> 
> So investigating around i found these message on nodeA:
> cib: [28755]: ERROR: send_ais_message: Not connected to AIS
> 
> now this message is repeating for every operation.
> Is it a corosync problem or a cib/pacemaker one ?
> Any suggestion on what is happened ?

For some reason the cib can't connect to corosync anymore.
No software got upgraded recently?

Are there any logs from corosync?
Which distro is this?

> And why the start of a cluster node crasched the DC suff ? :(
> 
> 
> Bye Marco
> 
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