[rabbitmq-discuss] Shovel configuration for a clustered broker with mirrored high-availability queues
simon at rabbitmq.com
Tue Jul 3 11:46:29 BST 2012
On 29/06/12 23:42, Eric wrote:
> I thought I sent along another message, but apparently it didn't go
> through. Viewing this group through the new Google Groups UI is
As previously mentioned, we prefer people not use the Google group -
it's an unofficial mirror that we sadly have no control over.
> I misunderstood the federation configuration; I see now that you
> declare a backing type when you declare the federated exchange, which
> makes sense. I thought the backing type was based on the upstream
Yes. The two should really match though, or you will get weird behaviour.
> Going back to shovel for a second... if I have two shovels running in
> a cluster, one on each broker, and they connect to their host broker
> and consume from the same mirrored queue (the queue is 'shared' across
> the cluster) will they simply behave like two consumers on the same
> queue, and basically receive messages round-robin? Because that would
> work fine for my scenario. They'll share the workload unless one of
> the brokers in the cluster dies, after which one shovel would be doing
> all the work.
Yes, the shovel is a normal AMQP client in that respect (and every other).
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