The D,A command (module IEECB800) similarly uses IAZXJSAB to obtain the userid.
Jim Mulder z/OS Diagnosis, Design, Development, Test IBM Corp. Poughkeepsie NY "IBM Mainframe Discussion List" <IBM-MAIN@LISTSERV.UA.EDU> wrote on 11/30/2021 04:16:41 AM: > From: "Rob Scott" <rsc...@rocketsoftware.com> > To: IBM-MAIN@LISTSERV.UA.EDU > Date: 11/30/2021 11:51 AM > Subject: Re: Display user for started tasks started under Master subsystem > Sent by: "IBM Mainframe Discussion List" <IBM-MAIN@LISTSERV.UA.EDU> > > SDSF uses IAZXJSAB to extract the userid from the JSAB control block > - hence nothing shown if address space has started SUB=MSTR and has > not requested a JES JOBID (SSI-20). > > As far as I am aware, there is no definitive field in common storage > that contains the userid associated with an address space regardless > of how the job entered the system. > > In a dump, there might be some mileage in examining OUCBUSRD if > there is no JSAB, or sniff the ACEE from ASSBSENV (or even run the > TCB tree and process any non-zero TCBSENVs). > > Rob Scott > Rocket Software ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN
