RTFM? http://docs.jboss.org/jbossas/jboss4guide/r4/html/jbosscache.chapt.html View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4075115#4075115 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4075115