I forgot to mention the second entry was a video on tuning CPENABLE https://youtu.be/JZactxDkOO8
On Thu, 27 Nov 2025 12:16:49 -0600, Jon Perryman <[email protected]> wrote: >On Thu, 27 Nov 2025 17:36:09 +0000, Ituriel do Neto ><[email protected]> wrote: > >>Well, just in case I set CPENABLE=SYSTEM > >Since "SYSTEM" was not an option when I last maintained z/OS, I did a quick >search and the first thing to pop up was >https://www.ibm.com/support/pages/system/files/inline-files/CPENABLE_v2024.pdf >which recommends CPENABLE=SYSTEM because it determines the setting according >to the hardware. > >My last ADCD system was when IBM used PCI cards with a single real CP and ADCD >came configured with acceptable performance for my situation. I believe today, >it's an emulator which probably makes it difficult to determine optimal >values. If you need better performance, you may need to play with the values >instead of using SYSTEM. ---------------------------------------------------------------------- For IBM-MAIN subscribe / signoff / archive access instructions, send email to [email protected] with the message: INFO IBM-MAIN
