Brian, yes, I am already running tests with 5 portal servers in non clustered configuration to verify what you pointed out. I also do not think clustering is the main culprit here and I really hope it's not. I am running with default configuration but if I set cache_mode to LOCAL in cluster modificaiton, it should serve the same purpose right? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4170120#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...