Bruno Sugliani wrote:
On Fri, 2 Nov 2007 20:32:28 -0700, Edward Jaffe
<[EMAIL PROTECTED]> wrote:

Paul Schuster wrote:
Am I correct in believing that the method to obtain the equivalent of CSA
above the bar is to use macro IARV64 with the REQUEST=GETSHARED option?

That's the only "common" storage currently available above 2G. However,
unlike CSA, it must be explicitly shared.

Above 4 G ?

Yes. The "bar" is at 2G. But, there is a "dead zone" between 2G and 4G that will never be allocated by z/OS. For simplicity, some folks like to think of the z/OS virtual storage "bar" as being 2G thick. And, of course, there is no equivalent dead zone when working with real storage.

--
Edward E Jaffe
Phoenix Software International, Inc
5200 W Century Blvd, Suite 800
Los Angeles, CA 90045
310-338-0400 x318
[EMAIL PROTECTED]
http://www.phoenixsoftware.com/

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