[rabbitmq-discuss] High Availability

Matthew Sackman matthew at lshift.net
Mon Mar 22 12:11:42 GMT 2010

On Fri, Mar 19, 2010 at 03:32:15PM -0400, Mark Steele wrote:
> If you are looking for high availability, the only way that I am aware of is
> to use something like DRBD (or SAN backed storage) along with a cluster
> resource manager (eg: corosync/heartbeat/etc) and make all your messages
> durable and persist to disk.
> You can then scale clusters (eg multiple 2-node clusters) for reaching scale
> using Erlang's native cluster capabilities without sacrificing on high
> availability. A load balancer won't help with HA unless you have some
> mechanism for ensuring messages replicate between nodes.

Yes. We now have an OCF script and HA guide which is currently going
through QA which makes this dance easier and documents the process.


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