> -----Original Message-----
> From: The IBM z/VM Operating System 
> [mailto:ib...@listserv.uark.edu] On Behalf Of Wayne Bickerdike
> Sent: Thursday, February 18, 2010 2:24 PM
> To: IBMVM@LISTSERV.UARK.EDU
> Subject: Re: VM support and 9672
> 
> The absurdities of IBM's tactics to force hardware upgrades.
> 
> Performance is relative. At my age, I don't perform as well 
> as in my 20's.
> 
> In my 20's mainframes didn't perform as well as a 9672 running Linux
> with an emulated z10 and z/VM.
> 
> I guess it just depends on what you want to do.
> 
> Your doubts about IBM licensing are well founded. Something really
> stinks there...

I don't know that I agree. Supporting old software costs money. If there are 
not enough users, then it is not cost effective. On the other hand, although 
the old software can run on the new hardware, to make the new software run on 
the old hardware would either require only using the old instruction set, or 
dual pathing. Dual pathing the code costs more money and is harder to maintain. 
Using only the old instruction set means that people on the newer box don't get 
as much of an enhancement as they could.

And licensing to run on Hercules/390, which I would dearly love, could be 
consider "bad" in that: (1) Hercules/390 is not certified to run zArch 
properly; which would (2) increase diagnostic problems (or require a "no 
support" license); (3) could cut into hardware revenue on the low end. The 
"good" would be a "no support, individual" license for non-commercial purposes. 
But this would cut into the licenses of the new zPDT offering.

FOSS bigot, here.

--
John McKown 
Systems Engineer IV
IT

Administrative Services Group

HealthMarkets(r)

9151 Boulevard 26 * N. Richland Hills * TX 76010
(817) 255-3225 phone * (817)-961-6183 cell
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