You could try an RMF CPU report, which should show MT information if it is enabled.
But the "+N" on your display seems to say the multiple cores are online but not available for use, so you wont be using them. The underlying hardware is telling z/OS "no" I guess. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to lists...@listserv.ua.edu with the message: INFO IBM-MAIN