Re: [PATCH V3 0/4] Add tbench/gitsource new test cases for amd-pstate-ut

Huang Rui
2022-10-17T02:34:37Z

On Wed, Sep 14, 2022 at 02:11:01PM +0800, Meng, Li (Jassmine) wrote:
> Hi all:
>
> First, we modify amd-pstate-ut.sh to basic.sh as a basic test, mainly for
> AMD P-State kernel drivers. The purpose of this modification is to
> facilitate the subsequent addition of gitsource, tbench and other tests.
> You can test specific functions by specifying test cases.
> Default test all cases, include basic, tbench and gitsource etc.
>
> Secondly, add tbench.sh trigger the tbench testing and monitor the cpu
> information.
> 1) Download and install tbench codes.
> 2) Run tbench benchmark on specific governors, ondemand or schedutil.
> 3) Run tbench benchmark comparative test on acpi-cpufreq kernel driver.
> 4) Get desire performance, frequency, load by perf.
> 5) Get power consumption and throughput by amd_pstate_trace.py.
> 6) Analyse test results and save it in file selftest.tbench.csv.
> 7) Plot png images about performance, energy and performance per watt
> for each test.
>
> Third, add gitsource.sh trigger the gitsource testing and monitor the cpu
> information.
> 1) Download and tar gitsource codes.
> 2) Run gitsource benchmark on specific governors, ondemand or schedutil.
> 3) Run tbench benchmark comparative test on acpi-cpufreq kernel driver.
> 4) Get desire performance, frequency, load by perf.
> 5) Get power consumption and throughput by amd_pstate_trace.py.
> 6) Get run time by /usr/bin/time.
> 7) Analyse test results and save it in file selftest.gitsource.csv.
> 8) Plot png images about time, energy and performance per watt
> for each test.
>

The cover letter won't be included into kernel commit. Above steps
are even clearer than the original patch commit message. So I suggest you
can move them into related commit log.

TBench steps -> Patch 2
Gitsource steps -> Patch 3

Thanks,
Ray

> Finally, modify rst document to introduce test steps and results etc.
>
> See patch series in below git repo:
> V1:https://lore.kernel.org/lkml/20220706073622.672135-1-li.meng@amd.com/
> V2:https://lore.kernel.org/lkml/20220804054414.1510764-1-li.meng@amd.com/
>
> Changes from V1->V2:
> - selftests: amd-pstate: basic
> - - delete main.sh and merge funtions into run.sh
> - selftests: amd-pstate: tbench
> - - modify ppw to performance per watt for tbench.
> - - add comments for performance per watt for tbench.
> - - add comparative test on acpi-cpufreq for tbench.
> - - calculate drop between amd-pstate and acpi-cpufreq etc.
> - - plot images about perfrmance,energy and ppw for tbench.
> - selftests: amd-pstate: gitsource
> - - modify ppw to performance per watt for gitsource.
> - - add comments for performance per watt for gitsource.
> - - add comparative test on acpi-cpufreq for gitsource.
> - - calculate drop between amd-pstate and acpi-cpufreq etc.
> - - plot images about perfrmance,energy and ppw for gitsource.
> - Documentation: amd-pstate:
> - - modify rst doc, introduce comparative test etc.
>
> Changes from V2->V3:
> - selftests: amd-pstate:
> - - reduce print logs for governor.
> - - add a check to see if tbench and the perf tools are already installed.
> - - install tbench package from apt or yum.
> - - correct spelling errors from comprison to comparison.
>
> Thanks,
> Jasmine
>
> Meng Li (4):
> selftests: amd-pstate: Modify amd-pstate-ut.sh to basic.sh.
> selftests: amd-pstate: Trigger tbench benchmark and test cpus
> selftests: amd-pstate: Trigger gitsource benchmark and test cpus
> Documentation: amd-pstate: Add tbench and gitsource test introduction
>
> Documentation/admin-guide/pm/amd-pstate.rst | 192 ++++++++-
> tools/testing/selftests/amd-pstate/Makefile | 11 +-
> .../selftests/amd-pstate/amd-pstate-ut.sh | 56 ---
> tools/testing/selftests/amd-pstate/basic.sh | 38 ++
> .../testing/selftests/amd-pstate/gitsource.sh | 345 ++++++++++++++++
> tools/testing/selftests/amd-pstate/run.sh | 387 ++++++++++++++++++
> tools/testing/selftests/amd-pstate/tbench.sh | 334 +++++++++++++++
> 7 files changed, 1287 insertions(+), 76 deletions(-)
> delete mode 100755 tools/testing/selftests/amd-pstate/amd-pstate-ut.sh
> create mode 100755 tools/testing/selftests/amd-pstate/basic.sh
> create mode 100755 tools/testing/selftests/amd-pstate/gitsource.sh
> create mode 100755 tools/testing/selftests/amd-pstate/run.sh
> create mode 100755 tools/testing/selftests/amd-pstate/tbench.sh
>
> --
> 2.34.1
>