It would appear I have a misconception of the topic. 8-/
Alan Altmark <[EMAIL PROTECTED]>
Sent by: The IBM z/VM Operating System <IBMVM@LISTSERV.UARK.EDU> 10/24/2006 03:28 PM
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To: IBMVM@LISTSERV.UARK.EDU cc: Subject: Re: Extended storage question. |
On Tuesday, 10/24/2006 at 02:55 EST, Steve Gentry
<[EMAIL PROTECTED]> wrote:
> Respectfully, Richard, I ran across some doc somewhere that recommended
that
> the MACHINE TYPE for VMSERx (U and S) machines be set to XC so that
> they can use XSTORE. Whether VMSERx actually uses x storeage or VM
itself
> handles these moves to and from x storage is another matter.
> If necessary, I will look up the doc. regarding the XC recommendation.
> VMSERVS and VMSERVU come shipped this way (MACHINE XC) from
> IBM. VMSERVR is MACHINE XA , which, of course, makes sense.
Steve, I think what you saw was a recommendation for XC mode so that SFS
could use VM Data Spaces (DAT-off AR-mode addressable memory). Data
spaces and XSTORE are horses with vastly different colors.
Alan Altmark
z/VM Development
IBM Endicott