You can't. We don't do cluster-wide locks. :-) Remote locks are obtained on transaction commit time. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3989748#3989748 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3989748