"timfox" wrote : But, in the general case you need to look it up every time, since you can't make assumptions how a specific provider implements their clustering. I'm showing my ignorance of JNDI here - what exactly does looking up the connection factory do (other than get an object reference)? Is a new connection factory object being created each time? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4049995#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...