This might help. http://activemq.apache.org/total-ordering.html http://activemq.apache.org/per-destination-policies.html
On Sun, May 3, 2009 at 11:29 AM, riteshtijoriwala < riteshtijoriw...@yahoo.com> wrote: > > Just an FYI, I am seeing this behavior with one producer, one consumer and > two brokers. > > > riteshtijoriwala wrote: > > > > I have two consumers C1 and C2 and two brokers B1 and B2 that see each > > other. I have one producer P1. > > > > P1 is connected initially to B1 and C2 is connected to B1. C1 is > connected > > to B2. The initial start is as follows: > > > > P1 produces 1, 2, 3, 4, 5, 6, (B1 failed), 7, 8, 9, 10. > > C1 gets 1, 3, 5, 7, 9, 8 > > C2 gets 2, 4, 6, (B1 failed), 10 > > > > As seen above, I fail B1. P1 and C2 failover to B2. But now the strange > > things happen. C1 starts to get messages out of order. Is there a way to > > prevent this? How can I ensure that in case of broker failure, after > > failover has occurred, consumers will receive messages in order. > > > > To be specific, how can I assure that msg # 8 is processed before message > > # 9 & 10? > > > > > > > > -- > View this message in context: > http://www.nabble.com/How-to-preserve-order-of-messages-in-Network-of-Brokers--tp23353328p23358383.html > Sent from the ActiveMQ - User mailing list archive at Nabble.com. > >
