Re: Re: MVS under VM\ESA

Dave Wade wrote:
> 
> Yes they (well the underlying hardware) support S/370 mode. The change for
> CR0 is needed on any hardware that only supports 4k storage keys. This was
> also an issue running VM/SP on some XA capable boxes. IBM's solution was to
> sell you VM/HPO..
> 

I'm pretty sure VM/SP didn't have problems handling 4K Storage keys.. 
However, it had problems handling > 16MB of storage (yes.. yes CAN have 
more than 16 MB of real storage in S/370..)

--Ivan