[ClusterLabs] Cluster reboot fro maintenance

[Ken Gaillot]

On 06/20/2016 07:45 AM, marco at nucleus.it wrote:
> Hi,
> i have a two node cluster with some vms (pacemaker resources) running on
> the two hypervisors:
> pacemaker-1.0.10
> corosync-1.3.0
> 
> I need to do maintenance stuff , so i need to:
> - put on maintenance the cluster so the cluster doesn't
>   touch/start/stop/monitor the vms
> - update the vms
> - stop the vms
> - stop cluster stuff (corosync/pacemaker) so it do not
>   start/stop/monitor vms
> - reboot the hypervisors.
> - start cluster stuff
> - remove maintenance from the cluster stuff so it start all the vms
> 
> What is the corret way to do that ( corosync/pacemaker) side ?
> 
> 
> Best regards
> Marco

Maintenance mode provides this ability. Set the maintenance-mode cluster
proprerty to true, do whatever you want, then set it back to false when
done.

That said, I've never used pacemaker/corosync versions that old, so I'm
not 100% sure that applies to those versions, though I would guess it does.