[ClusterLabs] resource cloned group colocations

Gerald Vogt vogt at spamcop.net
Thu Mar 2 08:16:29 EST 2023


On 02.03.23 13:51, Klaus Wenninger wrote:
>     Now if I stop pacemaker on one of those nodes, e.g. on node ha2, it's
>     fine. ip2 will be moved immediately to ha3. Good.
> 
>     However, if pacemaker on ha2 starts up again, it will immediately
>     remove
>     ip2 from ha3 and keep it offline, while the services in the group are
>     starting on ha2. As the services unfortunately take some time to come
>     up, ip2 is offline for more than a minute.
> 
>     It seems the colocations with the clone are already good once the clone
>     group begins to start services and thus allows the ip to be removed
>     from
>     the current node.
> 
> 
> To achieve this you have to add orders on top of collocations.

I don't understand that.

"order" and "colocation" are constraints. They work on resources.

I don't see how I could add an order on top of a colocation constraint...

Thanks,

Gerald



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