Dynamic Support System was a debugging facility in OS/VS1 and OS/VS2, roughly equivalent to Time Sharing Support System in TSS/360.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List [IBM-MAIN@LISTSERV.UA.EDU] on behalf of Jay Maynard [jaymayn...@gmail.com] Sent: Tuesday, December 6, 2022 7:21 AM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: Computers OK, this is a new one on me. What's DSS? On Tue, Dec 6, 2022 at 6:09 AM Seymour J Metz <sme...@gmu.edu> wrote: > MVS/SE installed on an OS/VS2 base; for R1 it was 3.7 with prerequisite > selectable units and for R2 it was 3.8 with prerequisite selectable units. > In each case a prerequisite SU killed DSS. MVS/SP replaced MVS/SE > ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN