SUSE-RU-2025:02250-1: moderate: Recommended update for pcm

Tue Jul 8 16:30:14 UTC 2025

# Recommended update for pcm

Announcement ID: SUSE-RU-2025:02250-1  
Release Date: 2025-07-08T12:58:33Z  
Rating: moderate  
References:

Affected Products:

  * openSUSE Leap 15.6
  * SAP Applications Module 15-SP6
  * SAP Applications Module 15-SP7
  * SUSE Linux Enterprise Server for SAP Applications 15 SP6
  * SUSE Linux Enterprise Server for SAP Applications 15 SP7

An update that can now be installed.

## Description:

This update for pcm fixes the following issues:

  * Update to version 202502
  * Xeon 6 SoC (GNR-D) support
  * add Grand Ridge (GRR) support
  * pcm-power: support tpmi perf limit reason telemetry for GNR and SRF
  * add ARL (Arrow Lake) support
  * add basic support for Elkhart Lake and Jasper Lake CPUs
  * pcm-raw: implement support for tpmi registers
  * pcm-raw: add PMT XML lookup
  * support SYS energy API
  * pcm-sensor-server: change protocol to IPv6, this should work fine on Linux
    dual stack systems
  * introduce socketUniqueCoreID to again create a unique Core ID for the JSON
    and Prometheus output
  * pcm-numa: enable support for GNR
  * pcm-tsx: support GNR
  * introduce and use PCM_DEBUG_LEVEL env variable to print debug messages
  * support pcm-iio inside docker container
  * pcm: make --color default on UNIX-like OSes
  * pcm: introduce --no-color option
  * pcm: add csv output for system power
  * make c-state output more compact
  * use a relative path in LINUX_SYSTEMD_UNITDIR (@hexchain)
  * perf optimization for accumulating socket CStateResidency
  * create unique core ids and fix threads_per_core
  * pcm-tpmi: fix multiple bugs
  * disable libasan by default due to bugs in libasan
  * Intel Xeon 6 processors with P-cores (Granite Rapids) support
  * Lunar Lake support
  * support pcm-power on Sierra Forest processors
  * grafana: add core and uncore frequencies metrics
  * grafana: add TMA and local/remote access ratio metrics
  * pcm-tpmi: add -i instances option
  * pcm-sensor-server: enable compilation with SSL
  * pcm-sensor-server: addition of a fuzzing client and subsequent rewrite of
    parts of the network communication and SSL detection
  * pcm-sensor-server: stop using deprecated SSL functions
  * pcm-memory: replace NODE with SKT to avoid confusion with NUMA NODEs
  * avoid using the hard-coded /usr/share/pcm/ path
  * grafana: change the refresh period to 1s
  * grafana: show energy charts after freq charts
  * pcm-raw: make ICX PMURegisterDeclarations available on older steppings
  * add -fno-omit-frame-pointer -mno-omit-leaf-frame-pointer and other hardening
  * set pointers to nullptr after delete or free
  * add PCM_ENFORCE_MBM option (env variable)
  * erase unneeded environment variables
  * handle TPMI initilization for systems without access to MCFG tables e.g.
    docker/VM
  * fix ssl accept issues
  * fix double free
  * pcm-raw: really use the alt_path if it exists (a bug fix)
  * link 1 does not have own speed register only on QPI
  * grafana: don't show unsupported metrics in prometheus
  * disable unsupported freq metrics for prometheus
  * fix locking in AcceleratorCounterState::getInstance()
  * fix a crash due to uninitialized array
  * avoid pre-mature PCM init triggered by global counter state init
  * fix a heap-buffer-overflow and a memory leak and throw exception with
    verbose reason
  * do not include shared library code into pcm-core executable
  * address issue #758 SPR UPI discovery table is broken on SPR MCC
  * Xeon 6E Processor Support: Added support for Xeon 6E processor (Sierra
    Forest/SRF).
  * pcm-iio: Enabled pcm-iio for Sierra Forest (SRF) processors.
  * Intel QAT Support: Added support for QAT Linux in-tree driver addressing
    issue#547.
  * Meteor Lake Support: Added support for Meteor Lake processors.
  * Intel PMT raw counter support in pcm-raw: Added support for Intel Platform
    Monitoring Technology Telemetry (Intel PMT) raw counters.
  * Client CPU Energy Metrics: Support for client CPU energy metrics in Grafana.
  * Colorful Display: Added --color option for colorful display in the command-
    line interface.
  * CPU Support: Support for more CPUs added for localMemoryRequestRatioMetric.
  * Precise UPI Speed Detection: Improved UPI speed detection on SPR using
    UPI_SPEED_REGISTER.
  * Metric Version 2: Made metric version 2 the default setting.
  * Dashboard Graph: Replaced Graph with Timeseries for better visualization in
    the dashboard.
  * Incorrect PMON IDs: Fixed incorrect PMON IDs for HCx stacks.
  * Ubox PMU Declarations: Added declarations for ubox PMU.
  * Crash on BDX: Fixed a crash on BDX when trying to program IRP or IIO PMU.
  * Less Useful Metrics: Disabled less useful metrics to streamline performance
    monitoring metric display.
  * pcm: implement alternative metrics option -m (UTIL=C0 residency for cores,
    CFREQ=core frequency in GHz) and make it default
  * hardened binaries with "-Wl,-z,now" option on Linux
  * pcm-raw: fall-back to older stepping PMURegisterDeclarations if available
  * Detect UPI LL PMUs on SPR/EMR through uncore PMU discovery and detect IMC
    PMUs on SPR/EMR through uncore PMU discovery
  * Fixed parameter parsing in pcm-sensor-server
  * Added Emerald Rapids processor support
  * Added support for TMA Level 2 metrics on SPR+
  * Added support of PP0 and PP1 energy metrics
  * Added -c option (corelist) to pcm-numa and pcm-msr utilites
  * pcm-msr new options added: iterate with seconds between each iteration and
    write results of each iteration to file
  * Removed hardcoded value for max supported sockets in pcm-iio tool
  * Rely on CPUID leaf 0x1F topology info when available

## Patch Instructions:

To install this SUSE update use the SUSE recommended installation methods like
YaST online_update or "zypper patch".  
Alternatively you can run the command listed for your product:

  * openSUSE Leap 15.6  
    zypper in -t patch SUSE-2025-2250=1 openSUSE-SLE-15.6-2025-2250=1

  * SAP Applications Module 15-SP6  
    zypper in -t patch SUSE-SLE-Module-SAP-Applications-15-SP6-2025-2250=1

  * SAP Applications Module 15-SP7  
    zypper in -t patch SUSE-SLE-Module-SAP-Applications-15-SP7-2025-2250=1

## Package List:

  * openSUSE Leap 15.6 (x86_64 i586)
    * pcm-debugsource-202502-150600.4.3.1
    * pcm-debuginfo-202502-150600.4.3.1
    * pcm-202502-150600.4.3.1
  * SAP Applications Module 15-SP6 (x86_64)
    * pcm-debugsource-202502-150600.4.3.1
    * pcm-debuginfo-202502-150600.4.3.1
    * pcm-202502-150600.4.3.1
  * SAP Applications Module 15-SP7 (x86_64)
    * pcm-debugsource-202502-150600.4.3.1
    * pcm-debuginfo-202502-150600.4.3.1
    * pcm-202502-150600.4.3.1

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