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CPU MF - Latest Update and WSC Experiences

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Abstract

This document contains a recent presentation by the IBM Washington Systems Center (WSC) that overviews the CPU Measurement Facility and how the CPU MF counters can be used to improve efficiency. Also included are the latest CPU MF metrics and formulas.

Content

Collecting CPU MF counters is an IBM Best Practice to match your workloads to the latest IBM LSPR with the L1MP and Relative Nest Intensity.
Included below are attachments that provide the detailed instructions to enable the collection of the counters on z/OS, the latest CPU MF formulas including the IBM z17, and a link to additional education.
  1. 2020 CPU MF Counters for Efficiency Presentation
  2. Collecting CPU MF (Counters) on z/OS Detailed Instructions
  3. 2025 CPU MF IBM z17 Formulas and Updates
  4. Education

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Document Information

Modified date:
24 June 2025

UID

TC000066