I'd be looking at info related to - garbage collection (method, timing, etc.) - which JVM is in use - general memory usage immediately before, and - swapping to start. /Hans On 15/03/2013 12:41 PM, Bill Zakrzewski wrote: > Environment: > 3-tier architecture > apache on webtier > Oracle Weblogic 10.3.5 on apptier > Oracle 11.2.0.3.x on dbtier > -- //www.freelists.org/webpage/oracle-l