"clebert.suconic(a)jboss.com" wrote : I've created a new class called LeaveClusterRequest. | This request is sent over the cluster when PostOffice.stop is called. | Yep, that's the way to do it for now, as discussed. While chatting with Bela at JBW, he said he's going to look at extending the JGroups API so we can have the information of whether the node crashed or not directly. Although this won't be available for a while though. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3988130#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...