> -----Original Message-----
> From: IBM Mainframe Discussion List On Behalf Of McKown, John
>
> > -----Original Message-----
> > From: IBM Mainframe Discussion List
> > [mailto:ibm-m...@bama.ua.edu] On Behalf Of Ken Porowski
> > Sent: Wednesday, July 15, 2009 11:33 AM
> > To: IBM-MAIN@bama.ua.edu
> > Subject: zPrime
> >
> > Anybody watch the presentation?
> >
> > No real details on how it works, just that its proprietary.
> >
> > Rather guarded answer as to what IBM thinks of this.
> >
> > Sounds like they just found a way to 'flip the bit' that says the
work
> > is zIIP/zAAP eligible.
> >
> > It will be interesting to see how this plays out.
>
> I do remember, vaguely, one of the IBM'er here saying that the z/OS
dispatcher dispatches the work on
> a CP, zIIP, or zAAP. But, of course, he did not go into how the
dispatcher determined what
> dispatchable unit of work as eligible for which type of engine. So
"flipping a bit" sounds likely.
> Perhaps in the TCB and/or SRB. I admit to being curious about it. But,
being somewhat weird, I think
> that this "cheating" even it is legal.
I superficially recall from the zIIP Announcement that it would run
"Enclave SRBs". Figure out how to write an "Enclave SRB" and it might
get dispatched on a zIIP, if you have one and it's available.
-jc-
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