Please can you post (or mail me) a complete thread dump of the server when this problem occurs? (killall -3 java) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4125846#4125846 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4125846