UX, AIX, FLAYX...

Liam Proven lproven at gmail.com
Thu Sep 6 09:38:27 CDT 2007


On 05/09/07, Sridhar Ayengar <ploopster at gmail.com> wrote:

> Not all are, but they were available.  Still are, if you want to get an
> IBM Bladecenter JS20.  Just not in a Mac.

They aren't now, as they're all Intel Core2 today. They were, though:
http://lowendmac.com/ppc/g5-dual.html
http://lowendmac.com/ppc/g5-quad.html

> >   z/OS is a "legacy" OS?  Sure doesn't look that way to me.
> >
> >   Am I just blind today or something?
>
> I was going to say something to that effect.  *sigh*
>
> I believe MVS is selling/running on a greater number of copies now than
> it ever has in the past.

It may well be, yes. But is it not more relevant to ask:
[1] how large is its proportional market share now compared to 5, 10,
20, 30y ago? I don't have any figures, but I bet its %age of the
market /now/ is tiny compared to in the 1970s.
[2] how many new green-field deployments are happening?

> Also, in other messages in this thread, people have been saying stuff to
> the effect that pSeries and zSeries aren't architecturally all that
> different anymore.  Anyone who says that hasn't used zSeries hardware.

Well, it's a fair cop, I haven't. But then, this discussion at least
started out as one about CPUs.

-- 
Liam Proven • Profile: http://www.linkedin.com/in/liamproven
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