[ClusterLabs] How to correctly stop cluster with active stonith watchdog?

Олег Самойлов splarv at ya.ru
Tue Apr 30 12:47:24 EDT 2019



> 30 апр. 2019 г., в 19:38, Andrei Borzenkov <arvidjaar at gmail.com> написал(а):
> 
> 30.04.2019 19:34, Олег Самойлов пишет:
>> 
>>> No. I simply want reliable way to shutdown the whole cluster (for
>>> maintenance).
>> 
>> Official way is `pcs cluster stop --all`.
> 
> pcs is just one of multiple high level tools. I am interested in
> plumbing, not porcelain.

Yep, in such case pcs do ssh connection to all nodes to down pacemaker and corosync.

Well, for mantaince you can look for clusterlab plumbing analog of `pcs node standby`, this command doesn’t stop corosync and pacemaker, but shutdown all resources on that node, so quorum will not lost.


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