Ah, OK. We didn't have a tape/disk manager. ________________________________ From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf of Tony Thigpen <t...@vse2pdf.com> Sent: Thursday, July 12, 2018 8:10 PM To: IBM-MAIN@LISTSERV.UA.EDU Subject: Re: REXX as JCL replacement
All the main disk and tape managers have GDGs. Tony Thigpen Frank Swarbrick wrote on 07/12/2018 06:06 PM: > Since when does z/VSE have GDGs?? > ________________________________ > From: IBM Mainframe Discussion List <IBM-MAIN@LISTSERV.UA.EDU> on behalf of > Tony Thigpen <t...@vse2pdf.com> > Sent: Wednesday, July 11, 2018 1:35 PM > To: IBM-MAIN@LISTSERV.UA.EDU > Subject: Re: REXX as JCL replacement > > Restarts with GDGs is one thing z/VSE is much better at. Once a GDG is > created in a step, it becomes the current GDG for all following steps. > So, following steps don't need to reference +1, then require a change > during a restart. > > It part of the difference that z/OS reads the whole job in then > allocates everything where as z/VSE only reads the following JCL after > the previous step has completed. > > Tony Thigpen > > John McKown wrote on 07/11/2018 01:30 PM: >> On Wed, Jul 11, 2018 at 12:01 PM Jesse 1 Robinson <jesse1.robin...@sce.com> >> wrote: >> >> I, like many here, am old enough to remember how much of a PITA >> it was to restart a job when a step failed for some reason. Mainly deleting >> datasets, but also changing GDG relative generation numbers if the restart >> is after the step which created the new GDG which is used in subsequent >> steps. {shudder} > > ---------------------------------------------------------------------- > 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 > > ---------------------------------------------------------------------- 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