Hi, if the reason is GC, can you enlarge the heap size of you app? for example: -Xms1024m -Xmx1024m View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4226810#4226810 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4226810