[ClusterLabs] Why Do Nodes Leave the Cluster?

[Eric Robinson]

Hi Nikolov --

> Defaults are 1s  token,  1.2s  consensus which is too small.
> In Suse, token is 10s, while consensus  is 1.2 * token -> 12s.
> With these settings, cluster  will not react   for 22s.
>
> I think it's a good start for your cluster .
> Don't forget to put  the cluster  in maintenance (pcs property set
> maintenance-mode=true) before restarting the stack ,  or  even better - get
> some downtime.
>
> You can use the following article to run a simulation before removing the
> maintenance:
> https://www.suse.com/support/kb/doc/?id=7022764
>


Thanks for the suggestions. Any thoughts on timeouts for DRBD?

--Eric

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