I blogged about this - see further up the topic. You should cache using the Hibernate 2nd level cache. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4099656#4099656 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4099656