[jboss-dev-forums] [Design of Clustering on JBoss (Clusters/JBoss)] - Re: Some cluster enhancements...

[bstansberry@jboss.com]

"ScottMarlowNovell" wrote : Hi,
  | 
  | I have been working on a few small enhancements, some of them are complete and some need more work.  I would like to check in the following changes into some 4.x or 5.x release if we agree that the changes are good:

Great. It would have to be in trunk; 4.x is pretty much in maintenance mode.

anonymous wrote : 
  | 1.  new HAPartition methods for calling a specific cluster targetNode (identified with opaque server reference that is currently a org.jgroups.stack.IpAddress).  This was useful for sending messages to a specific target node in the cluster.

Hmm, ability to call a single member other than coord seemed like such an obviously good thing that I had to double check to confirm it wasn't already there! :)

Shouldn't the param be a ClusterNode, which is the type returned by getClusterNodes()?

anonymous wrote : 
  | 2.  A load balancing policy based on FirstAvailable that always favors a same machine choice.

This sounds similar to http://jira.jboss.com/jira/browse/JBAS-4455 which Galder Zamarreno is working on. Probably you guys should coordinate.

anonymous wrote : 
  | 3.  A load balancing policy that always picks the ha-singleton server (depends on ha-jndi and a server side ha-singleton).
  | 

OK. How does it work?

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