> On Jan 17, 2018, at 12:16 PM, Farley, Peter x23353 > <peter.far...@broadridge.com> wrote: > > On this Wikipedia page, notes #44 and #45 lead to IBM z/VSE history pages > that may tell you what you want to know. > > https://en.wikipedia.org/wiki/History_of_IBM_mainframe_operating_systems#DOS/VS > > <https://en.wikipedia.org/wiki/History_of_IBM_mainframe_operating_systems#DOS/VS> > > 1980's VSE history: > https://www-03.ibm.com/systems/z/os/zvse/about/history1980s.html > <https://www-03.ibm.com/systems/z/os/zvse/about/history1980s.html> > > 1990's VSE history: > https://www-03.ibm.com/systems/z/os/zvse/about/history1990s.html > <https://www-03.ibm.com/systems/z/os/zvse/about/history1990s.html> > > 2000's VSE History: > https://www-03.ibm.com/systems/z/os/zvse/about/history2000s.html > <https://www-03.ibm.com/systems/z/os/zvse/about/history2000s.html> > > 2010's VSE History: > https://www-03.ibm.com/systems/z/os/zvse/about/history2010s.html > <https://www-03.ibm.com/systems/z/os/zvse/about/history2010s.html> > > Each of the IBM pages has a link to the next decade's history page, so you > can start with the 1980's page and proceed to the others in sequence. > > I didn't read all the IBM pages closely, but I didn't see VSE/AF jump out. > Was that actually a version? > > ECPS:VSE was a hardware feature on the 43xx machines (I know for sure it was > on the 4361, not sure about other models). IIRC it provided microcode > assists for VSE under VM. > > HTH > > Peter
Peter: It was on a 4331 that we had for testing. Ed ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
