It's a bit more complicated. A TCB is eligible if is dispatchable and its current RB has a 0 wait count.
________________________________________ From: IBM Mainframe Discussion List <[email protected]> on behalf of Jon Perryman <[email protected]> Sent: Saturday, July 15, 2023 12:41 AM To: [email protected] Subject: Re: A question about CPU usage on z/OS Every address space has multiple TCB. Only TCBs that are not in a wait (dispatchable) are eligible to run on separate CPUs. You are correct but all TCBs in a wait are not eligible to run. On Friday, July 14, 2023 at 05:56:58 PM PDT, Brian Westerman <[email protected]> wrote: I'm pretty sure that each TCP of a task can run on a separate CPU. Brian ---------------------------------------------------------------------- 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 ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
