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Message-ID: <20230331082659.1887946-3-li.meng@amd.com>
Date: Fri, 31 Mar 2023 16:26:59 +0800
From: Meng Li <li.meng@....com>
To: Shuah Khan <skhan@...uxfoundation.org>,
Huang Rui <ray.huang@....com>,
<linux-kselftest@...r.kernel.org>
CC: "Rafael J . Wysocki" <rafael.j.wysocki@...el.com>,
Nathan Fontenot <nathan.fontenot@....com>,
Deepak Sharma <deepak.sharma@....com>,
"Alex Deucher" <alexander.deucher@....com>,
Mario Limonciello <mario.limonciello@....com>,
Shimmer Huang <shimmer.huang@....com>,
"Perry Yuan" <Perry.Yuan@....com>,
Xiaojian Du <Xiaojian.Du@....com>,
Viresh Kumar <viresh.kumar@...aro.org>,
Borislav Petkov <bp@...en8.de>, <linux-kernel@...r.kernel.org>,
Meng Li <li.meng@....com>
Subject: [PATCH V3 2/2] Documentation: amd-pstate: Add speedometer test introduction
Introduce speedometer test cases design and implementation.
Monitor cpus changes about performance and power consumption etc.
Signed-off-by: Meng Li <li.meng@....com>
---
Documentation/admin-guide/pm/amd-pstate.rst | 88 +++++++++++++++++++--
1 file changed, 81 insertions(+), 7 deletions(-)
diff --git a/Documentation/admin-guide/pm/amd-pstate.rst b/Documentation/admin-guide/pm/amd-pstate.rst
index 6e5298b521b1..d0158128a0a3 100644
--- a/Documentation/admin-guide/pm/amd-pstate.rst
+++ b/Documentation/admin-guide/pm/amd-pstate.rst
@@ -517,6 +517,23 @@ Unit Tests for amd-pstate
The specified governor is ondemand or schedutil.
Gitsource can also be tested on the ``acpi-cpufreq`` kernel driver for comparison.
+ 4). Speedometer test
+
+ Test and monitor the cpu changes when running speedometer benchmark under the specified governor.
+ These changes include desire performance, frequency, load, time, energy etc.
+ The specified governor is ondemand or schedutil.
+ Speedometer can also be tested on the ``acpi-cpufreq`` kernel driver for comparison.
+
+#. Preparations before tests
+
+ 1). Speedometer
+
+ + Python version 3.0.x or higher
+ + Install chromium-browser
+ + Install chromium-chromedriver
+ + Install selenium on the client
+ + Install selenium-server on the server
+
#. How to execute the tests
We use test module in the kselftest frameworks to implement it.
@@ -536,7 +553,7 @@ Unit Tests for amd-pstate
+ make perf ::
$ cd tools/perf/
- $ make
+ $ make && make install
2). Installation & Steps ::
@@ -548,11 +565,14 @@ Unit Tests for amd-pstate
3). Specified test case ::
$ cd ~/kselftest/amd-pstate
- $ sudo ./run.sh -t basic
- $ sudo ./run.sh -t tbench
- $ sudo ./run.sh -t tbench -m acpi-cpufreq
- $ sudo ./run.sh -t gitsource
- $ sudo ./run.sh -t gitsource -m acpi-cpufreq
+ $ sudo ./run.sh -c basic
+ $ sudo ./run.sh -c tbench
+ $ sudo ./run.sh -c tbench -m acpi-cpufreq
+ $ sudo ./run.sh -c gitsource
+ $ sudo ./run.sh -c gitsource -m acpi-cpufreq
+ $ ./selenium_server.sh
+ $ sudo ./run.sh -c speedometer
+ $ sudo ./run.sh -c speedometer -m acpi-cpufreq
$ ./run.sh --help
./run.sh: illegal option -- -
Usage: ./run.sh [OPTION...]
@@ -561,7 +581,8 @@ Unit Tests for amd-pstate
[-c <all: All testing,
basic: Basic testing,
tbench: Tbench testing,
- gitsource: Gitsource testing.>]
+ gitsource: Gitsource testing,
+ speedometer: Speedometer testing.>]
[-t <tbench time limit>]
[-p <tbench process number>]
[-l <loop times for tbench>]
@@ -687,6 +708,59 @@ Unit Tests for amd-pstate
+ acpi-cpufreq-schedutil VS amd-pstate-schedutil | Comprison(%) | | | | 2.1115 | 4.2873 | -4.1110 |
+-------------------------------------------------+--------------+----------+----------+----------+-------------+---------+----------------------+
+ + speedometer
+
+ When you finish test, you will get selftest.speedometer.csv and png images.
+ The selftest.speedometer.csv file contains the raw data and the drop of the comparative test.
+ The png images shows the goal, time, energy and performan per watt of each test.
+ Open selftest.speedometer.csv :
+
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + Governor | Round | Des-perf | Freq | Load | Goal | Time | Energy | Performance Per Watt |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + Unit | | | GHz | | Runs/Minute | s | J | Runs/w |
+ +=================================================+==============+==========+==========+==========+=============+=============+=========+======================+
+ + acpi-cpufreq-ondemand | 1 | | | | 209 | 51 | 731.84 | 0.2427 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-ondemand | 2 | | | | 205 | 51 | 759.03 | 0.2295 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-ondemand | 3 | | | | 206 | 51 | 755.15 | 0.2318 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-ondemand | Average | | | | 206.667 | 51 | 748.673 | 0.2346 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-schedutil | 1 | | | | 206 | 56 | 775.08 | 0.248 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-schedutil | 2 | | | | 204 | 51 | 762.06 | 0.2275 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-schedutil | 3 | | | | 207 | 56 | 776.35 | 0.2488 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-schedutil | Average | | | | 205.667 | 54.3333 | 771.163 | 0.2415 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-ondemand | 1 | 24.7974 | 1.73142 | 7.71728 | 195 | 64 | 756.6 | 0.2749 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-ondemand | 2 | 26.1653 | 1.91492 | 8.5525 | 195 | 51 | 705.67 | 0.2348 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-ondemand | 3 | 24.1789 | 1.69516 | 7.41152 | 196 | 65 | 758.98 | 0.2797 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-ondemand | Average | 25.0472 | 1.7805 | 7.89377 | 195.333 | 60 | 740.417 | 0.2638 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-schedutil | 1 | 67.0214 | 2.76691 | 17.1314 | 197 | 51 | 737.52 | 0.227 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-schedutil | 2 | 64.3032 | 2.75981 | 16.1196 | 198 | 55 | 763.57 | 0.2376 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-schedutil | 3 | 65.5175 | 2.59423 | 17.0067 | 201 | 51 | 735.96 | 0.2321 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-schedutil | Average | 65.614 | 2.70698 | 16.7526 | 198.667 | 52.3333 | 745.683 | 0.2323 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-ondemand VS acpi-cpufreq-schedutil | Comprison(%) | | | | -0.4838 | 6.5358 | 3.0039 | 2.9411 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + amd-pstate-ondemand VS amd-pstate-schedutil | Comprison(%) | 161.9614 | 52.0348 | 112.2255 | 1.7068 | -12.7778 | 0.7112 | -11.9408 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-ondemand VS amd-pstate-ondemand | Comprison(%) | | | | -5.4841 | 17.647 | -1.1027 | 12.4467 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+ + acpi-cpufreq-schedutil VS amd-pstate-schedutil | Comprison(%) | | | | -3.4035 | -3.6809 | -3.3041 | -3.8095 |
+ +-------------------------------------------------+--------------+----------+----------+----------+-------------+-------------+---------+----------------------+
+
Reference
===========
--
2.34.1
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