john.archie.mck...@gmail.com (John McKown) writes:
> Not exactly correct. OS/VS1 was a single large address space. That one
> address space was divided up into a _fixed_ number of _fixed sized_
> partitions (not regions). That is, if you had a step which required, say,
> 128M to run, you had to be
equ...@listserv.ua.edu>
Sent: Tuesday, April 3, 2018 2:52 PM
To: IBM-MAIN@listserv.ua.edu
Subject: VS History (was: A&M, 470V/6, etc. (was: Software Delivery...))
On Tue, 3 Apr 2018 13:31:02 -0500, Tom Marchant wrote:
>
>... OS/VS1 and
>OS/VS2 release 1 were both introduced in 1972 and OS/VS2
McKown
Sent: Tuesday, April 3, 2018 3:09 PM
To: IBM-MAIN@listserv.ua.edu
Subject: Re: VS History (was: A&M, 470V/6, etc. (was: Software Delivery...))
On Tue, Apr 3, 2018 at 1:52 PM, Paul Gilmartin <
000433f07816-dmarc-requ...@listserv.ua.edu> wrote:
> On Tue, 3 Apr 2018 13:31:
On Tue, Apr 3, 2018 at 1:52 PM, Paul Gilmartin <
000433f07816-dmarc-requ...@listserv.ua.edu> wrote:
> On Tue, 3 Apr 2018 13:31:02 -0500, Tom Marchant wrote:
> >
> >... OS/VS1 and
> >OS/VS2 release 1 were both introduced in 1972 and OS/VS2 release 2 (MVS)
> >in 1973, though I don't know when it
On Tue, 3 Apr 2018 13:31:02 -0500, Tom Marchant wrote:
>
>... OS/VS1 and
>OS/VS2 release 1 were both introduced in 1972 and OS/VS2 release 2 (MVS)
>in 1973, though I don't know when it actually shipped.
What was OS/VS2 without MVS? To me:
OS/VS1 means a single large (up to 24-bit address limi