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From Gary Tully <>
Subject Re: Message Groups and Network of Brokers (Still not supported?)
Date Thu, 19 Jun 2014 10:51:03 GMT
you are not missing anything, there is no group coordination across
networks except that messages are forwarded in groups. So a network
consumer is treated like a normal consumer.

On 18 June 2014 17:52, thall <> wrote:
> I am also in need message group functionality inside a network of brokers.
> From the testing I have done it appears that the JMS groups are maintained
> on a per broker basis.  For example:
> if I send a message to Broker A and it already has a group associated with a
> specific consumer, of its own, it will have that consumer process the
> message.
> But if I send a message to Broker B, it is completely unaware of the group
> being allocated and will pick a new consumer to handle the message.  Once
> Broker B has done this future messages sent to Broker B will be handled by
> this consumer.
> The same goes for other brokers on the network.  They all have a local map
> of groups -> consumers, but there is no coordination between brokers.
> I have tried to validate this in the code, I can see the messageGroupOwners
> maintained inside the queue, but I don't see any kind of coordination.
> Am I missing anything? or is this the expected behavior?
> --
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