likwid-5.4.1

Changelog 5.4.1

• Fixes linking errors due to missing bstrlib.h
• Fix for likwid-bench kernel stream_mem
• Fix builds with CUDA for versions 11.2 to 12.6
• Fix sysfeatures with ACCESSMODE=perf_event
• Add AMD Zen1 to Zen3 to sysfeatures
• Add support for apple-cpufreq and cppc driver to sysfeatures
• Fix sysfeatures on ARM architectures

likwid-5.4.1rc7

v5.4.1rc7

Fix warning in GOTCHA

likwid-5.4.1rc6

v5.4.1rc6

Update version, date and headers

likwid-5.4.0

After a year without a new version, we are happy to release a new version.

• Support for Intel Granite Rapids (core, energy, uncore)
• Support for Intel Sierra Forrest (core, energy, uncore)
• Support for AMD Bergamo (core, energy, uncore)
• Support for Nvidia Grace (core, uncore)
• Fix: AMD Zen4 DataFabric units
• Fix: Multi-socket RAPL measurements on Sapphire Rapids
• Fix: Energy unit for RAPL DRAM domain for SPR, GNR and SRF
• Fix: Discovery mechanism workaround for UPI and M3UPI units of SPR
• Fix: Intel Westmere Uncore with perf_event backend
• Fix: Fujitsu A64FX (more counters, fixed topology, ...)
• Container bridge to use LIKWID inside container
• Sysfeatures interface reworked with support for various architectures and libraries
• Fix build for NVMON for CUDA 12.6+
• likwid-mpirun: SLURM pinning with cpu_mask feature
• Update of internal hwloc (2.11.2) and Lua (5.4.7) version

If you are building for RHEL9 (or its derivatives), the perl-locale package has to be installed.

likwid-5.3.0

We are happy to release version 5.3.0 of LIKWID, the tools suite for performance oriented programmers. Thanks to all the contributors, especially HPE for the AMD ROCm backend.

Changelog for 5.3.0:

• Support for Intel SapphireRapids (Core, Uncore, RAPL)
• Support for AMD Zen4 (Core, Uncore, RAPL)
• Support for Apple M1
• Support for AMD GPUs (MarkerAPI, F90 interface)
• Support for AWS Graviton3 (ARM Neoverse V1)
• Support for HiSilicon TSV110
• Fix of F90 interface installation
• Support for extended umasks in ICX and SPR
• Units for metrics in performance groups
• Library calls to get meta information (version, supported features, etc.)
• Some fixes for direct access mode
• Some fixes for X86 RDPMC detection
• Update of internal hwloc (2.9.3) and Lua (5.4.6) version
• New experimental sysfeatures module

Note: For Intel SapphireRapids systems with HBM, LIKWID in perf_event access mode and /sys/devices/uncore_type_14_* devices, apply the attached patch. Thanks @Julius-Plehn
Note: There is a bug in the NVMarkerAPI. If you want to use LIKWID with the NvMarkerAPI, please apply the changes in likwid-marker.h shown here
Note: Energy&Power measurements on SapphireRapids are broken on all sockets other than 0

likwid-5.2.2

• Fix pin string parsing in pinning library
• Make SBIN path configurable in build system
• Add PKGBUILD for ArchLinux package builds
• Remove accessDaemon double-fork in systemd environments
• Group updates for L2/L3 (mainly AMD Zen)
• Fix multi-initialization in MarkerAPI
• Add energy event scaling for Fujitsu A64FX
• Nvmon: Use Cupti error string to get better warning/error messages
• Nvmon: Store events internally to re-use event strings in stopCounters
• AccessLayer: Catch SIGCHLD to stop sending requests to accessDaemon if it was killed
• likwid-genTopoCfg: Update writing and reading of topology file
• Add INST_RETIRED_NOP event for Intel Icelake (desktop & server)
• Removed some memory leaks
• Improved checks for RDPMC availability
• Add TOPDOWN_SLOTS for perf_event
• Fix for systems with CPU sockets without hwthreads (A64FX FX1000)
• Fix if HOME environment variable is not set (systemd)
• Reader function for perf_event_paranoid in Lua to get state early
• likwid-mpirun: Sanitize np and ppn values to avoid crashes

Note: The groups MEM_DP and MEM_SP use only 6 of 8 memory controllers for Intel Icelake SP. The attached patch fixes both groups.

likwid-5.2.1

We are happy to release a new bugfix version of the LIKWID tool suite.

• Add support for Intel Rocketlake and AMD Zen3 variant (Family 19, Model 0x50)
• Fix for perf_event multiplexing (important!)
• Fix for potential deadlock in MarkerAPI (thx @jenny-cheung)
• Build and runtime fixes for Nvidia GPU backend, updates for CUDA test codes
• peakflops kernel for ARMv8
• Updates for AMD Zen1/2/3 event lists and groups
• Support spaces in MarkerAPI region tags (thx @jrmadsen)
• Use 'online' cpulist instead of 'present'
• Switch CI from Travis-CI to NHR@FAU Cx services
• Document -reset and -ureset for likwid-setFrequencies
• Reset cpuset in unpinned runs
• Remove destructor in frequency module
• Check PID if given through --perfpid
• Intel Icelake: OFFCORE_RESPONSE events
• AccessDaemon: Check PCI init state before using it
• likwid-mpirun: Set mpi type for SLURM automatically
• likwid-mpirun: Fix for skip mask for OpenMPI
• Fix for triad_sve* benchmarks

Note: The groups MEM_DP and MEM_SP use only 6 of 8 memory controllers for Intel Icelake SP. The attached patch fixes both groups.

likwid-5.2.0

We are happy to release a new major update of the LIKWID tool suite.

• Support for AMD Zen3 (Core + Uncore)
• Support for Intel IcelakeSP (Core + Uncore)
• New affinity code
• Fix for Ivybridge uncore code
• Bypass accessdaemon by using rdpmc instruction on x86_64
• Introduce notion of CPU die in topology module
• Use CPU dies for socket-lock for Intel CascadelakeAP
• Add environment variable LIKWID_IGNORE_CPUSET to break out of current CPUset
• Fixes for affinity module CPUlist sorting
• Build against system-installed hwloc
• Update for Intel SkylakeX/CascadelakeX L3 group
• Rename DataFabric events for all generations of AMD Zen
• Add static cache configuration for Fujitsu A64FX
• Add multiplexing checks for perf_event backend
• Fix for table width of likwid-topology after adding CPU die column
• Adding RasPi 4 with 32 bit OS as ARMv7
• Add default groups for Intel Icelake desktop
• Fix for likwid-setFrequencies to not apply minFreq when setting governor
• likwid-powermeter: Fix hwthread selection when run with -p
• likwid-setFrequencies: Get measured base frequency if register is not readable
• CLOCK group for all AMD Zen
• Fixes in Nvidia GPU support in NvMarkerAPI and topology module

WARNING: This version has bugs in the perf_event backend. The multiplexing checks cause problems.
WARNING: The benchmarks triad_sve* for ARM8 chips use only 3 instead of 4 streams.
Note: The groups MEM_DP and MEM_SP use only 6 of 8 memory controllers for Intel Icelake SP. The attached patch fixes both groups.

likwid-5.1.1

Changelog for version 5.1.1:

• Support for Intel Cometlake desktop (Core + Uncore)
• Fix for topology module of Fujitsu A64FX
• Fix for Intel Skylake SP in SNC mode
• Fix for likwid-perfscope
• Fix for CLI argument parsing
• Updated group and data file checkers
• Vector sum benchmark in SVE
• FP_PIPE group for Fujitsu A64FX
• Maximal number of CLI arguments configurable in config.mk (currently 16384)
• Fix for cpulist_sort function
• Fix for Intel SkylakeSP/CascadelakeSP CBOX devices in perf_event mode
• Multiplexing-Fix for perf_event (with warning)
• Adjust CUDA function pointer names in topology_gpu to avoid name clashes
• Fix for Lua 5.1
• Fix for likwid-setFrequency when reading CPU base frequency

Note: This version does not contain any updates for AMD Zen3 and Intel IcelakeSP.
Note: Uncore measurements on Intel Cascadelake AP systems require an update of the topology module which will come in 5.2.0
WARNING: The benchmarks triad_sve* for ARM8 chips use only 3 instead of 4 streams.

likwid-5.1.0

Changelog for version 5.1.0:

• Support for Intel Icelake desktop (Core + Uncore)
• Support for Intel Icelake server (Core only)
• Support for Intel Tigerlake desktop (Core only)
• Support for Intel Cannonlake (Core only)
• Support for Nvidia GPUs with compute capability >= 7.0 (CUpti Profiling API)
• Initial support for Fujitsu A64FX (Core) including SVE assembly benchmarks
• Support for ARM Neoverse N1 (AWS Graviton 2)
• Support for AMD Zen3 (Core + Uncore but without any events)
• Check for Intel HWP
• Fix for TID filter of Skylake SP LLC filter0 register
• Fix for Lua 5.1
• Fix for likwid-mpirun skip masks
• Fortran90 interface for NvMarkerAPI (update)
• CPU_is_online check to filter non-usable CPU cores
• Fix for freeMemory in NUMA module (with hwloc backend)
• Fix for likwid-setFrequencies

We want to thank Intel, AMD, AWS and the University of Regensburg for their support.

If you want to use this release in a publication, please cite: https://doi.org/10.5281/zenodo.4282696