On Wed, 12 Dec 2007 09:15:17 +0000, Michael Poil 
<[EMAIL PROTECTED]> wrote:

>...
>The problem is the variability of (2) through (4) which cannot be
>calculated due to its complexity. Also there is the ever present issue of
>defects which cause some memory leaks.
>...
>I am not sure why customers would want to run Java without 
REGION=0M, as
>without it , it is possible to cause a JVM abend.
>...

You metioned defects and memory leaks.   In my world, that 
answers your question.  As far as I'm concerned, an abend is
easier to deal with than a run-away storage allocation routine.

I recognize that storage estimation is not easy and that each 
product would have to have its own estimation technique.  I also
accept that the estimates and techniques would be very rough.
Those are not valid excuses for suggesting REGION=0.

In addition, no 2 shops are likely to interpret REGION=0 the same
(unless they share exits) so a vendor suggesting REGION=0 
doesn't really know what it is recommending.  ("Somewhat 
unlimited", I guess.)

PatO'Keefe

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