anonymous wrote : With 4.0.5 background connection validation has been added where connection validation occurs in a background thread. We are currently using 4.0.4, I will look into using 4.0.5. anonymous wrote : | Have you considered setting the socketTimeout or experimenting with the other JDBC level properties to see if you can get the wait time down? I have not been able to find a DataSource option that configures TCP/IP timeout, but I did try setting <query-timeout> to 1. I am still looking for some possible Connector/J options to tweak. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3988881#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...