[ClusterLabs] Avoid resources to start in parallel

Michael Schwartzkopff ms at sys4.de
Thu Mar 19 06:42:41 EDT 2015

Am Donnerstag, 19. März 2015, 11:20:45 schrieb Jose Manuel Martínez:
> Hello everybody.
> Trying to resolve many problems with Lustre and corosync/pacemaker, I
> would like to know if is there any way to delay the start of a resource
> for a random number of seconds.
> My resources are "filesystems" and if many of then are started at the
> same time at the same node, Lustre randomly fails. At this moment I'm
> trying to work-around it using "Ordering Constraints" in order to
> serialize the resources start order, but this is only a patch. Is there
> any other way to avoid resources to start at the same time?.
> Regards.

Start the reources ordered. Or have a took into the Filesystem resource agent 
and add some random delay.

Beware to fix the start timeout in your configuration.

Mit freundlichen Grüßen,

Michael Schwartzkopff

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