[rabbitmq-discuss] Question on RabbitMQ's message copying

Matthias Radestock matthias at rabbitmq.com
Tue Dec 4 08:29:24 GMT 2012


On 04/12/12 06:53, Ashwin Raghav wrote:
> will a fanout exchange that has bindings to n queues contain n physical
> copies of the message. I understand that there is a need to buffer on
> the client and this means that each client has a local copy. But in
> rabbit's internal implementation, are there 'n' copies or just 1
> physical copy.

There is just one copy of the message payload per cluster node for 
payloads > 64 bytes. Smaller payloads are copied.


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