On Tuesday, 11/04/2008 at 12:00 EST, "Huegel, Thomas" <[EMAIL PROTECTED]> 
wrote:
> But  how can I determine if the CMS machine has enough virtual memory 
defined 
> to  handle the variable before building it?
> It's  not good enough to just do a Q V STOR since that tells me 
> nothing regarding  how much storage is available.

The easiest is to look at the output of the STORMAP command.  There you 
will find the size of the largest unallocated chunk of memory above and 
below 16M.   I would imagine that as you concatenate additional data on 
the variable that REXX is allocating new memory each time and moving the 
data to the new location.  So depending on the size of the "current" value 
and the "new" value, you could use 32M to add 1 byte to a string 16M-1 
bytes long.

Alan Altmark
z/VM Development
IBM Endicott

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