[rabbitmq-discuss] Scaling with RabbitMQ

Thu Apr 24 10:43:52 BST 2014

Hi,

On Tue, Apr 22, 2014 at 8:34 PM, Michael Klishin <mklishin at gopivotal.com> wrote:
> Topic routing uses a trie internally which doesn’t get much slower
> as the number of bindings increases or topic length grows. However,
> since every queue gets a copy of the message, there will be some impact,
> in particular with larger messages.

Actually RabbitMQ keeps just one copy of each message, and then it
keeps and index to know which message belongs to which queue. So if a
message gets routed to 10 queues for example, it won't be stored 10
times.

Regards,

Alvaro