As with the auth/unauth case, ISPF does not allow the subtasks for different splits to be ready concurrently. I've used WSA to get around that, but, alas, IBM is killing it off.
-- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 ________________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Mike Shaw <[email protected]> Sent: Monday, May 20, 2019 6:38 PM To: [email protected] Subject: Re: PL/I TSO Interrupt - Attention handling - SLIP trap X33E / X13E On 5/20/2019 3:37 PM, Seymour J Metz wrote: > No and no. > > TSO does not support concurrent execution of tasks. When an unauthorized task > calls an authorized command, the TMP doesn't let the unauthorized task > continue until the authorized task completes. > <snip> > Shmuel (Seymour J.) Metz > http://mason.gmu.edu/~smetz3 > > True for the unauthorized/authorized case Shmuel mentions, but under TSO/E, the ISPF main task does attach multiple concurrent tasks, one per logical screen...three logical screens, three concurrent tasks: 1 IEAVAR00 2 . IEESB605 3 . . IKJEFT01, JOBSTEP 4 . . . IKJEFT02 5 . . . . IKJEFT09 6 . . . . . ISPF 7 . . . . . . ISPTASK (ISPLLIB) 8 . . . . . . ISPTASK (ISPLLIB) 9 . . . . . . ISPTASK (ISPLLIB) Task list above courtesy of zXDC... Mike Shaw MVS/QuickRef Support Group Chicago-Soft, Ltd. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
