On Thu, 2009-01-08 at 13:56 -0800, Edward Jaffe wrote:
> I would be surprised to see anyone running z/OS on a uniprocessor
> these days.

On Thu, 2009-01-08 at 16:31 -0600, Pommier, Rex R. wrote:
> We have one - z9bc uni capped at 15 MSUs.  The vast majority of our
work
> runs under a single TCB IDMS address space.

Rex, your configuration pretty much describes ours.  I've always been
distrustful of (little) dual processors, which make your CPU hogs run
half-fast.

Of course, we don't run at 100% either.

> Rumor has it that the latest release of IDMS will run on a zIIP

Did CA ever disclose performance experience for IDMS R17 on zIIP?  (They
refused me as recently as August, and so we missed the lease cycle.  No
zIIP for us.)

-- 


David,

I haven't heard anything about performance.  I just saw the blurb that
they were going to be supporting it.  We are better than a year away
from upgrading to IDMS 17 at this point.  My DBAs have to figure out how
to get us off Oracle 9 on the unix boxes before we can even consider an
IDMS upgrade.

But the whole idea of running IDMS on a specialty engine sounds
intriguing.

Rex

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