Thank you for your info, Bela. We'll give a try to fc-fast-minimalthreads. I'll post here if I 've any news. regards matabo View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3967169#3967169 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3967169