And LinuxONEs only have IFLs.

The rest of the box is the same, apart from the doors

cheers,
Peter

On 9/06/2023 10:15 am, Steve Beaver wrote:
The engines are firmware engined to be an IFL or a zOS engine

Sent from my iPhone

No one said I could type with one thumb

On Jun 8, 2023, at 18:39, John McKown <[email protected]> wrote:

Z/OS runs a DIAGNOSE instruction with a function code which, on the
LinuxOne, fails. Which results in z/OS loading a hard wait.

All of the CPs in a z box are identical in a basic hardware sense. But they
load different firmware which defines whether they are a general CPU or a
SAP or an IFL or ...

On Thu, Jun 8, 2023, 18:34 Lennie Dymoke-Bradshaw <
[email protected]> wrote:

Can someone please explain what IBM have done on the LinuxOne machines to
stop them running z/OS?

I ask out of curiosity only.



Lennie Dymoke-Bradshaw








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