Folks, there is a section in the Seam documentation with the recommended PermGen size settings for Seam development and hot deployment. I have used these settings in production with JBoss AS 4.2 RC2 for a while and redeployed my application many times. Note that the original poster does not have an actual problem, he just asks what he can do to improve the memory footprint in general. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4041943#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...