This is a marketing opportunity.  IBM should contact Google.  IBM should
suggest a parallel test with returned hardware (z16, z15, z14).  Convert
their stack to run in a Linux on z image, then duplicate a portion of
workload to the z?15? with limited processors and see how they run.
Gradually increase the workload until the z has delays the up the number of
z processors.  Do workload balancing, shifting between images when workload
changes, etc, all while documenting workload, power use, costs on newer
models, etc.

On Fri, Aug 15, 2025 at 4:49 PM Steve Thompson <ste...@wkyr.net> wrote:

> Well, I got connected to AI, and got into a bit of a chat.
>
> Bottom line, all things considered, cloud will cost more over
> time than using mainframes and merging linux workloads under z/VM.
>
> But sales people revenue off of modernization off to a cloud and
> not getting all the speed and processing a z/Arch machine can do
> on the MVS side and the Unix System Services side.
>
> Things go in cycles. Wonder if I will live long enough to migrate
> back to z/Arch or whatever it will be called with the next
> generation...
>
> --
>
> Regards,
> Steve Thompson
> Make Mainframes Great Again
> They use far less Electricity than Clouds and can do more work
>
>
> On 8/15/2025 2:17 PM, Steve Thompson wrote:
> > I don't have pilot....  What answer would one get to a question
> > of which is faster (second question more efficient) a 4 CORE
> > (pick the CPU CHIP) or a z/1x with 4 CPs?
> >
> > I just wonder what answer one would get....
> >
> >
> > -- Regards,
> > Steve Thompson
> >
> > Make Mainframes Great Again
> >
> >
> > On 8/15/2025 1:15 PM, Jon Perryman wrote:
> >> On Fri, 15 Aug 2025 13:55:35 +0000, Seymour J Metz
> >> <sme...@gmu.edu> wrote:
> >>
> >>> So apparently an incorrect answer is better than "I'm sorry
> >>> Dave, I don't know that."
> >> If AI correct answers was a standard, "I'm sorry Dave" would
> >> be the most common answer. Better an incorrect answer than no
> >> answer at all.
> >>
> >> I asked copilot "which cpu has the fastest single core
> >> speed?". It did not answer IBM TELUM where the instruction set
> >> and IBM boasts each performs 10X better than any other CPU
> >> core while running Linux.
> >>
> >> I asked copilot "is el capitan supercomputer a server farm?"
> >> and it replied, "not exactly".  Copiliot ignores that el
> >> capitan is built using 5,000 blade servers, each running Linux
> >> that boasts a network speed of 12tb/sec. "server" is literally
> >> in the name.
> >>
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> >
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-- 
Mike A Schwab, Springfield IL USA
Where do Forest Rangers go to get away from it all?

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