Yes, you can always increase the permgen size, but if you are constantly redeploying your apps, you will eventually run out of permgen space. Hot deployment, while handy for development, is not a panacea, it does have its side-effects. Of course, you could always try to determine if there is something about your app that is causing the permgen space to fill up. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4181579#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...