Don't know if you are right, but we do that.  We have a routine that 
periodically hits WebSphere to keep it "cached up."  Seems to work.

Rob?

-----Original Message-----
From: Linux on 390 Port [mailto:[email protected]] On Behalf Of Meyer, 
Kenneth J
Sent: Friday, August 16, 2013 10:04 AM
To: [email protected]
Subject: Re: linux cache

Couldn't you make sure a mindless JAVA routine is running all the time, which 
could at least keep some of the needed pages from being paged out by z/VM?
If the JVM is always busy, perhaps it would help performance?

Ken


snip..

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