"ALRubinger" wrote : Another problem with KernelBus-based invocation is that the underlying reflection is a potential bottleneck. | Bottleneck as in what? Invocation performance? Javassist does a good job at that, caching some stuff transparently. And MC's reflection is pluggable. Currently we use JDK's, but we also have a Javassist impl ready (not yet at 100%, so help wanted ;-)). But that's used when we're talking POJO, MBean bus invocations go over MBeanServer. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4153209#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...