the 'forward' bit of store and forward is actually, 'consume and forward', so the message is removed from A and forwarded to B, it only exists in one location at a time. So for a Queue, it will be consumed from A or B but not both.
On 15 December 2011 18:47, techbuddy <santo...@yahoo-inc.com> wrote: > Hi, > > As I understand,broker networks could be configured with bidirectional > message push for cross-geographic fail over of message processing through > the store-and-forward method. So, if broker A and B form a simple 2-member > network,possibly over a WAN (spanning multiple geographies), with > bidirectional push enabled, how do we ensure that a given message M sent to > A or B is processed only once? If the message is originally published to A, > it'd first be stored there and then forwarded to B.Now, assuming both A and > B have consumers attached to them, M would get delivered and hence processed > twice. How do I prevent this duplicate processing?Am I missing anything > here? > > -techB > > -- > View this message in context: > http://activemq.2283324.n4.nabble.com/Broker-Networks-and-duplicate-message-delivery-tp4201147p4201147.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. -- http://fusesource.com http://blog.garytully.com
