You mark the CPU reserved (or really, give the number of reserved CPUs) in
the LPAR profile.  Putting reserved CPUs and memory in the LPAR profile
avoids IPLs!

On Tue, Mar 24, 2015 at 11:08 AM, Linker Harley - hlinke <
[email protected]> wrote:

> You should be able to vary if off from VM with
>
> VARY Online|OFFline PROCessor nn
>
> I don't remember exactly, but I think that there is a way to mark the CPU
> 'reserved' so that it doesn't come online after an IPL.
>
>
> Harley
>
>

--
Bruce Hayden
z/VM and Linux on z Systems ATS
IBM, Endicott, NY

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