[Pacemaker] stonith suice / chaining stonith agents

Florian Haas florian.haas at linbit.com
Thu Jul 23 11:30:09 EDT 2009


* Implement cascading STONITH (If method A fails, try B, etc)

Scheduled for 1.2, it seems. Unless Andrew has changed his mind. :)


On 2009-07-23 17:19, Bernd Schubert wrote:
> Hello,
> for suicides I would prefer to have a stonith agent that resets the system 
> with sysrq-s, sysrq-u and sysrq-b, since that would at least allow to sync 
> filesystems. 
> An option would be to check in all agents if the local node node is to be 
> reset, if try to use sysrq, if not or if sysrq fails use stonith. 
> But it is annyoing to modify each agent for that purpose. So it would be 
> helpful to have a chain of stonith agents. E.g. first try sysrq, if that fails 
> try ipmi, if that fails try PDU.
> I also somehow remember to have read/head that it is possible to do that, but 
> I can't find web reference to that (maybe I'm searching for the wrong 
> keywords?).
> Any ideas?
> Thanks,
> Bernd

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