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Re: VM/XA on a Z890
by tsmith9999999
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Hi Paul
You hit the nail right on the head. Yes the customer is on a MP2003 and looking for a way out. I don't know all the details other than I'm suppose to make a VM/XA run on a z890.
Thanks Paul
Terry L. Smith
Sr. Systems Programmer
--- In H390-VM@..., "pfg504" <pfg504@...> wrote:
>
> Hi there,
>
> I seem to remember that with the z890 in LPAR mode a 31-bit XA/ESA machine could be set up. This option was removed on later machines. IBM released several transition pieces of hardware and software for the various environments.
>
> For VM people, z/VM 3.1 supported both a 31-bit and 64-bit CP. Guests could still be either EC, XA/ESA or 64-bit. VSE and z/OS had similar versions. The z/800 and z/890 were the transition processors.
>
> What machine is your customer running on now? MP2003? It might be worth to look at running a z/9 with z/vm 5 and the VM/XA as a guest. Oversize the box to handle the double virtualization and translations.
>
> I have a customer moving from a MP2003-204 to a z/9 BC A01 machine and the purchase price, z/VM charges, power, A/C, maintenance, etc. make the costs pretty reasonable.
>
> Migrating to a z/890 might put them in the same position in a year from now.
>
> Paul
>
>
> --- In H390-VM@..., "tsmith9999999" <tsmith9876@> wrote:
> >
> > Hello all,
> >
> > It interesting to see the same names on this site too.
> >
> > Well my question, has anyone tried to run VM/XA or VM/ESA on a Z890? I have a customer in between hardware and software combinations now and looking for a tempory way out.
> >
> > Thanks all
> >
> > Terry L. Smith
> > Sr. Systems Programmer
> >
>
You hit the nail right on the head. Yes the customer is on a MP2003 and looking for a way out. I don't know all the details other than I'm suppose to make a VM/XA run on a z890.
Thanks Paul
Terry L. Smith
Sr. Systems Programmer
--- In H390-VM@..., "pfg504" <pfg504@...> wrote:
>
> Hi there,
>
> I seem to remember that with the z890 in LPAR mode a 31-bit XA/ESA machine could be set up. This option was removed on later machines. IBM released several transition pieces of hardware and software for the various environments.
>
> For VM people, z/VM 3.1 supported both a 31-bit and 64-bit CP. Guests could still be either EC, XA/ESA or 64-bit. VSE and z/OS had similar versions. The z/800 and z/890 were the transition processors.
>
> What machine is your customer running on now? MP2003? It might be worth to look at running a z/9 with z/vm 5 and the VM/XA as a guest. Oversize the box to handle the double virtualization and translations.
>
> I have a customer moving from a MP2003-204 to a z/9 BC A01 machine and the purchase price, z/VM charges, power, A/C, maintenance, etc. make the costs pretty reasonable.
>
> Migrating to a z/890 might put them in the same position in a year from now.
>
> Paul
>
>
> --- In H390-VM@..., "tsmith9999999" <tsmith9876@> wrote:
> >
> > Hello all,
> >
> > It interesting to see the same names on this site too.
> >
> > Well my question, has anyone tried to run VM/XA or VM/ESA on a Z890? I have a customer in between hardware and software combinations now and looking for a tempory way out.
> >
> > Thanks all
> >
> > Terry L. Smith
> > Sr. Systems Programmer
> >
>
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