Here's the images that should explain the execution modes: http://www.jboss.org/community/docs/DOC-13340 View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4210268#4210268 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4210268