"timfox" wrote : Yes indeed, blocking IO is one of our major bugbears and the reason why we will be concentrating effort on a completely new socket transport based on Apache MINA for JBM 2.0. Nice to hear. I hadn't heard about MINA before. Looks very promising. Our gateway itself is based on the original SEDA SandStorm. Though MINA has a more high-level api, the structure seems very similar. And I see good performance figures from that framework. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4072447#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...