[infinispan-dev] Use cases for x-datacenter replication

Mircea Markus mmarkus at redhat.com
Thu Feb 16 09:51:19 EST 2012


> Sitting here at an architectural summit, there is one point of
> clarification
> -- the clients reside on a separate network from the data centers.
>  So it is
> possible to lose a data center without losing the clients; they will
> simply
> route to another data center.
> 
> In that case, there will be a notion of promotion of a data center as
> a
> primary key owner, which has its own set of implications (i.e. needs
> to be
> more local copies, etc).  And that means some sort of "fail back"
> once the
> original data center comes back online after any versioning merge
> occurs.
> 
> (Does this make sense?)
+1. the clients in this approach are not embedded. With HR it should be quite simple to get this functionality, by writing a chained-client. Not sure how the REST clients would work exactly, but I think a similar approach can be used. What kind of client access do you have BTW?   


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