On Mon, 24 Jul 2017 15:33:55 -0700, Gerhard Adam wrote:

>Since the amount of storage was nearly 50 times greater than the original, it 
>seems that the program is clearly managing [or searching] are large amount of 
>storage that it doesn't need.  It seems that that might account for the CPU 
>time increase.
>
>I see no reason why a program that successfully ran using the default region, 
>should suddenly allocate all the available memory just because 0M was coded.
>
>Even though you said the increase in storage was not surprising, it actually 
>is.  

I agree. Increasing the region doesn't ordinarily increase the storage 
utilization.

-- 
Tom Marchant

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