When war files are clustered, the session metrics come from a different MBean than in the non-clustered case. With the current code, only the non-clustered Mbean is honored and for the clustered case NaN is returned form the plugin, resulting in no data in the UI.
A first solution has been committed in 1239025
Created attachment 475586 [details] ear file with <distributed/> tag in the web.xml The attached ear file can be used to test this THis shows up in jmx-console as jboss.web:WebModule=//localhost/test-ear,service=ClusterManager
Created attachment 475587 [details] war file with distributed tag This war file can be used for testing . Needs to be deployed in a cluster-config (e.g. production or all)
This just needs to be fixed in master
This seems to be done