On 05/15/2013 09:34 AM, Klaus Darilion wrote:
On 15.05.2013 14:51, Digimer wrote:
On 05/15/2013 08:37 AM, Klaus Darilion wrote:
primitive st-pace1 stonith:external/xen0 \
         params hostlist="pace1" dom0="xentest1" \
         op start start-delay="15s" interval="0"

Try;

primitive st-pace1 stonith:external/xen0 \
         params hostlist="pace1" dom0="xentest1" delay="15" \
         op start start-delay="15s" interval="0"

The idea here is that, when both nodes lose contact and initiate a
fence, 'st-pace1' will get a 15 second reprieve. That is, 'st-pace2'
will wait 15 seconds before trying to fence 'st-pace1'. If st-pace1 is
still alive, it will fence 'st-pace2' without delay, so pace2 will be
dead before it's timer expires, preventing a dual-fence. However, if
pace1 really is dead, pace2 will fence it and recovery, just with a 15
second delay.

Sounds good, but pacemaker does not accept the parameter:

    ERROR: st-pace1: parameter delay does not exist

The syntax suggested by you assumes that "delay" is a parameter accepted
by the stonith resource. But this is not the case. Also "grep delay
/usr/lib/stonith/plugins/external/*" does not reveal a single stonith
resource which accepts this parameter.

Further, it would make sense to have "delay" as Pacemaker parameter. I
also tried
   primitive st-pace1 stonith:external/xen0 delay="15" \
         params hostlist="pace1" dom0="xentest1" \
         op start start-delay="15s" interval="0"
but this also gives syntax errors.

Any other hints?

thanks
Klaus

Ah, sorry. I come from the RHCS world and I believe 'delay' is valid for all of their fence agents. These are Xen VMs? Perhaps 'fence_virsh' or 'fence_xvm' would work? The agent's man page might provide guidance.

--
Digimer
Papers and Projects: https://alteeve.ca/w/
What if the cure for cancer is trapped in the mind of a person without access to education?

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