On 2014-05-27T10:02:44, Andrew Beekhof <and...@beekhof.net> wrote:
> > We are working on HA solutions for OpenStack(-related) services and figured
> > out that sometimes we need clones to be notified if one of the cluster
> > nodes running clone instances goes offline. E.g., we need this information
> > to make RabbitMQ AMQP broker cluster to forget this node until it goes up
> > again. This is easily achievable if we stop the instance on the node - then
> > notification is sent to clone instances and everything is fine. But what
> > can we do if node goes offline unexpectedly? Is there any way to notify
> > other clones that the slave is dead and perform corresponding actions?
> Currently no, but it sounds like a useful feature to add.
Didn't we generate notifications for nodes that were fenced, just as if
the instances on them were stopped?
Regards,
Lars
--
Architect Storage/HA
SUSE LINUX Products GmbH, GF: Jeff Hawn, Jennifer Guild, Felix Imendörffer, HRB
21284 (AG Nürnberg)
"Experience is the name everyone gives to their mistakes." -- Oscar Wilde
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