[colug-432] 2016-05-25 Scribbles tactical nuclear penguin teslacrypt nvidia thinkpads make+sysv v systemd josh preston ansible redberry yaml lint jim prior ansible gaps failed changed

[Steve Currie]

The z/OS software can run in 24, 31 or 64 bit mode.

You can have programs running in different modes simultaneously in their
own address space (similar to a virtual machine).

And the programs can switch between modes.

On Fri, May 27, 2016 at 11:32 AM, R P Herrold <herrold at owlriver.com> wrote:

> On Thu, 26 May 2016, jep200404 at columbus.rr.com wrote:
>
> > Power
> > Z
> > P series Z series
> > Z 128-bit?
>
> s390 (IBM mainframe) hardware is presently 64 bit only; there
> was formerly a 31 (!! yes) bit hardware variant as well, but
> such hardware is long out of support and no longer relevant
>
> I am aware of no 128 bit variant externally released by IBM
>
> Power (and ARM, and before that MIPS and Alpha) can be either
> big or litle endian, although one does not find both in wide
> circulation
>
> -- Russ herrold
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