[rabbitmq-discuss] Federated exchange and sync delivery

Michael Klishin mklishin at gopivotal.com
Wed Apr 23 10:56:16 BST 2014

On 23 April 2014 at 11:20:35, lepolac (lepolac at gmail.com) wrote:
> > What are exactly the delivery guarantees implemented in the  
> federation ?
> When are messages acknowledged by the downstream ?
> Is there an equivalent of publisher confirms used internally  
> for persistent
> messaging ?

Publisher confirms and persistent storage are orthogonal things.

Federation uses regular AMQP client connections between nodes,
with confirms and handling of network failures.

> The overall question I'm trying to answer is, is federation viable  
> for BCP
> purposes or is it too loosely coupled to take this risk.

What is BCP? Federation is designed to be used over WAN links
(of course, you can use it over LAN if you want, too).

Design goals are listed on http://www.rabbitmq.com/federation.html. 

Software Engineer, Pivotal/RabbitMQ

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