jaikiran pai [http://community.jboss.org/people/jaikiran] replied to the discussion "jboss 5.1 slower 10% than jboss4.2" To view the discussion, visit: http://community.jboss.org/message/557232#557232 -------------------------------------------------------------- It's good to see that the EJB3 plugin improves the performance to that level. However, I'm not sure what those values in those tables indicate. For example, what does a negative value indicate? Also have you checked (using some profiler or some other means) what exactly is degrading the performance? -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/557232#557232] Start a new discussion in Performance Tuning at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]