> Are you observing high cpu usage on client side or server side? If it is > on client side, can you remove all performance translators and observe > whether you still face the same problem? If removing performance > translators solves the problem of high cpu usage, is it possible to zero > in on particular translator (write-behind, io-cache, read-ahead etc) by > adding and removing them from configuration? I am suspecting io-cache to > be the culprit. Definitely worth looking into more deeply. CPU usage was on the client side. The end configuration I was using is what I posted -- writeback and io-cache. I'll see about eliminating them to further test behavior. John -- John Madden Sr UNIX Systems Engineer Ivy Tech Community College of Indiana jmadden at ivytech.edu