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From Tim Bain <tb...@alumni.duke.edu>
Subject Re: JMS messages replication
Date Fri, 26 Jan 2018 17:21:56 GMT
Have you considered using Artemis rather than ActiveMQ 5.x?

Tim

On Jan 26, 2018 10:02 AM, "COURTAULT Francois" <
Francois.Courtault@gemalto.com> wrote:

> Hello,
>
> I have looked at Replicated LevelDB Store page on ActiveMQ web site, even
> if LevelDB store has been replaced by KahaDB, in order to see if it can
> solve the technical issue I have.
> But, as far as I have understood this solution won't solve my problem.
>
> Let me describe it, in order to really see if the LevelDB Store is not a
> solution.
>
> What I want to have is:
>            JMS producers & consumers at Location 1 ----------> Location 1
> JMS broker
>  Location 2 JMS broker  <- ------------- JMS producers & Consumers at
> Location2
>
>                                                                |
>
>                    |
>
>                                    Persisted messages at Location 1
>                                          Persisted messages at Location 2
>
> But also persisted messages at location 2 replicated at Location 1 and
> vice versa , thanks to a synchronization between the 2 JMS brokers or at
> persistent level.
>
> My understanding of Replicated LevelDB Store is that we have a notion of
> Master and Slave, managed by ZooKeeper, and in the schema above, let's say
> that Location 1 JMS broker is the Master.
> In such case, the second JMS broker, Location 2 JMS broker is not able to
> accept any client connections, according to your documentation, right ? So
> It can't consume JMS producers messages at Location2, right ?
> This is why I think I can't use this solution.
>
> So, is there a solution to my problem using Active MQ ? Yes, using,
> instead of KahaDB, a database with a built-in replication.
> Cassandra could be used for example, but unfortunately I haven't found the
> fact that Cassandra is supported by ActiveMQ.
>
> Still a blocking point.
>
> Does it exist a solution to my technical problem using ActiveMQ ?
>
> Best Regards.
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