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From Tracy Snell <>
Subject Re: JDBC Master Slave approach with Journal for HA
Date Thu, 28 Oct 2010 15:42:47 GMT
In that scenario if your master's disk fails your messages are toast.  It also assumes the
master comes back online while the messages are still relevant. It's not a HA config.
On Oct 28, 2010, at 10:45 AM, kseelam wrote:

> Hi,
> We have tested with 2 brokers as Master/slave, if any messages are not yet
> persisted (but they are in the Journal) while switching form master to
> slave; those messages are persisting fine when that broker become the Master
> again. Only downside is, those massages have to wait till that broker become
> the Master to be persisted. We did not find any messages loosing.  Any other
> downsides of this approach? 
> Thanks lot
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