[ClusterLabs] what is the "best" way to completely shutdown a two-node cluster ?
Lentes, Bernd
bernd.lentes at helmholtz-muenchen.de
Mon Feb 7 08:24:44 EST 2022
Hi,
i'm currently changing a bit in my cluster because i realized the my configuration for a power outtage didn't work as i expected.
My idea is currently:
- first stop about 20 VirtualDomains, which are my services. This will surely takes some minutes.
I'm thinking of stopping each with a time difference of about 20 seconds for not getting to much IO load.
and then ...
- how to stop the other resources ?
- put the nodes into standby or offline ?
- do a systemctl stop pacemaker ?
- or do a crm cluster stop ?
And what is if both nodes are running ? Can i do that simultaneously on both nodes ?
My OS is SLES 12 SP5, pacemaker is 1.1.23, corosync is 2.3.6-9.13.1
Thanks for your help.
Bernd
--
Bernd Lentes
System Administrator
Institute for Metabolism and Cell Death (MCD)
Building 25 - office 122
HelmholtzZentrum München
bernd.lentes at helmholtz-muenchen.de
phone: +49 89 3187 1241
fax: +49 89 3187 2294
http://www.helmholtz-muenchen.de/mcd
Public key:
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