I don't understand what of the below made a difference though the difference is plain from the GC logs you show.
See below: On Mon, May 16, 2011 at 5:06 PM, Jack Levin <magn...@gmail.com> wrote: > Those are the lines I added: > > -XX:+CMSIncrementalMode \ <-------- >From the doc., it says about i-cms and java6 "This feature is useful when applications that need the low pause times provided by the concurrent collector are run on machines with small numbers of processors (e.g., 1 or 2)." [See http://www.oracle.com/technetwork/java/javase/gc-tuning-6-140523.html#icms] Don't you have > 2 processors per machine? St.Ack
