z13 has 31 bit mode. z14 IPLs in 64 bit mode and cannot run 31 bit Operating systems, z/OS 2.2 SA-ICKDSF, etc. Requires z/OS 2.3 SA-ICKDSF.
On Sun, Nov 26, 2017 at 6:51 AM, Mark Wilson <ma...@rsmpartners.com> wrote: > Hi Folks, > > I have a client who is running OS/390 2.5 and they cannot upgrade their OS > for many reasons, let’s just not go there! > > They have asked what is the latest z Hardware they can use whilst running > OS/390 2.5, but I am struggling to find any info out there at the moment. > > I know its old, unsupported, but we are where we are…. > > So, does anyone know? z9, z10, etc…. > > Mark > > ---------------------------------------------------------------------- > For IBM-MAIN subscribe / signoff / archive access instructions, > send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN -- Mike A Schwab, Springfield IL USA Where do Forest Rangers go to get away from it all? ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
