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From Johan Edstrom <>
Subject Re: sync between two independent brokers
Date Tue, 10 May 2011 15:57:02 GMT
If you use camel, have a DataBase, you can always apply an idempotentrepository.

On May 10, 2011, at 5:52 AM, Christoph Burmeister wrote:

> Hi,
> I have two brokers with nearly the same configuration. They don't
> share a database nor have access to the same filesystem. They will get
> identical messages (Message-reception is not reliable due to
> network-issues), which are received and processed by camel routes
> inside each broker. The result is spit out to the same database (just
> for the processed-messages).
> Now here's my question: Is there any way to suppress duplicate
> messages in the database? Is there a kind of communication between the
> brokers, or does anyone have a pattern/best practice for this
> "distributed-independent-broker-architecture"? I know, that there is a
> master-slave-concept, but this isn't suitable as it is, because after
> master's death, it requires manual input to sync both instances. A
> more indipendent approach would be much nicer.
> all ideas are welcome, thanks in advance,
> christoph

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