"gaohoward" wrote : | Just had a look at message group impl (see GroupingRoundRobinDistributionPolicy) and I think I've already done what this class can be done for the ordering purpose. Plus I also have added the Message priority control in my code. So I decide to move on and focus on solving Tx issues. | Howard - could you rephrase? I'm not sure I understood you correctly. Does the grouping approach we discussed not handle tx cases? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4184428#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...