------- Comment From [email protected] 2026-10-20 05:55 EDT-------
Verification successful on Ubuntu 22.04 (Jammy) on IBM z17 (machine type 9175).

The packages from jammy-proposed were installed:

s390-tools        2.20.0-0ubuntu3.6
s390-tools-signed 2.20.0-0ubuntu3.6

# lscpumf -v
lscpumf version 2.20.0-build-20260819
Copyright IBM Corp. 2020

The z17 CPU-MF counters are available as expected. For example:

# lscpumf -C | grep -E 
'CYCLES_SAMETHRD|INST_SAMETHRD|NNPA_INVOCATIONS|MT_DIAG_CYCLES'
8:202   CYCLES_SAMETHRD
8:204   INST_SAMETHRD
8:267   NNPA_INVOCATIONS
8:448   MT_DIAG_CYCLES_ONE_THR_ACTIVE
8:449   MT_DIAG_CYCLES_TWO_THR_ACTIVE

# lscpumf -C | wc -l
747

The s390-tools package from jammy-proposed provides the expected IBM z17
CPU-MF counter support.

Verification OK for Ubuntu 22.04 (Jammy).

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https://bugs.launchpad.net/bugs/2103414

Title:
  [24.04 FEAT] [post announcement] [KRN2304] CPU-MF Counters for new IBM
  Z hardware - s390-tools part

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