[erlang-patches] Non-overlapping Application Distribution Node Sets

Siri Hansen <>
Wed Jun 19 16:01:27 CEST 2013

Hi Vance,

we have decided that we would like to take in this functionality if the bug
I mentioned in my last mail is corrected and some more extensive tests are
added. We also need an update of the documentation, of course.

Thanks for your contribution!

2013/6/14 Vance Shipley <>

> On Thu, Jun 13, 2013 at 02:46:38PM +0530, Vance Shipley wrote:
> }  The use case is simply that we run the same application on each node in
> }  a distributed Erlang cluster and want to designate a standby node for
> }  each as depicted below:
> Siri,
> For further clarification I should add that the node pairs need to
> know about each other because they use distributed mnesia.  The node
> pairs which may run an instance of an application each maintain a copy
> of the mnesia tables which they need to run.  If serverA fails node2
> will take over it's app1 instance and continue operation with the current
> tables.  The problem comes in with the fact that the active nodes all
> use mnesia distribution and pg2 betwen them (e.g. node & node4) as well.
> --
>         -Vance
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