[rabbitmq-discuss] RabbitMQ production setup questions around clustering

Thu Jul 22 13:16:47 BST 2010

On Wed, 21 Jul 2010, Aaron Westendorf wrote:

Aaron,

> I intend to write up a blog post on our cluster setup which will
> hopefully address some of your questions.

That's great!  Can't wait to read it.

> Think of it as the postal service, where exchanges are your
> street-corner deposit boxes and office tellers, and the postal service
> is the cluster itself.  Your address is your routing scheme, and that
> routing key will deliver a message to your postal box.  The box/queue
> is the ultimate endpoint, it lives in a discrete location, and you
> have to go to your local post office and consume the mail out of it.
>
> Your load balancer will be of little use for consumers, as your
> consumers must be connecting to the node on which your queues reside.

That's not quite true.  Clients can consume the messages from any of the
nodes.  The messages reside only on the node on which their queue was
declared, but they're routed through the cluster to the consumer that
needs them.

> I've heard redirect is removed from later specifications.

Yes, it has.

Cheers,
Alex