[Linux-cluster] Can same cluster name in same subnet?

[Steven Dake]

On Wed, 2009-04-01 at 17:07 +0200, Gianluca Cecchi wrote:
> Conversely, how is it dangerous to have two two-node-clusters with
> different names sharing the intra-cluster network?
> In particular if one is in production and the other is for testing?
> And what about relative multicast-adresses for these two clusters? Can
> I safely use same multicast if the names are different or do I have to
> change? Ant rule in this case?
> 
> Thanks,
> Gianluca
> 

The multicast address/port always should be unique for each cluster or
bad things will happen.  It uniquely identifies the cluster and nothing
else matters for unique identification.

regards
-steve


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