Just to clarify, DEFINE STORAGE is where the virtual (guest) side is
handled.  Use of the STANDBY and RESERVED options on DEFINE STORAGE shoul
d
allow a z/OS guest to exploit dynamic storage reconfiguration.

SET STORAGE is for CP exploitation for dynamic memory upgrade (to increas
e
CP's real storage dynamically - we only allow adding, not removing, stora
ge
dynamically).

Also, these enhancements are available only in z/VM 5.4.0 and above.

- Bill Holder, z/VM Development, IBM Endicott

On Tue, 10 Nov 2009 09:30:41 -0500, Alan Altmark <[email protected]
>
wrote:

>On Monday, 11/09/2009 at 08:51 EST, Anson <[email protected]> wrote
:
>
>> Does anyone know if the z/OS running under zVM can realize dynamic
>storage
>> reconfiguration by issuing 'CF STOR(xxx), ONLINE'?  Thanks!
>
>z/VM supports the definition of 'virtual' reserved and standby memory fo
r
>a guest.  See the DEFINE STORAGE and SET STORAGE commands.
>
>Alan Altmark
>z/VM Development
>IBM Endicott
>========================
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