diff options
author | Thomas Renninger <trenn@suse.de> | 2009-11-03 09:21:03 +0100 |
---|---|---|
committer | Dominik Brodowski <linux@dominikbrodowski.net> | 2009-11-07 11:21:21 +0100 |
commit | 26f7f76caab952195849443b7d4e1fd566b8c91e (patch) | |
tree | f16c207a37110b6f70e6acecf4dad03442edc2f2 | |
parent | 79957a8a738ffb7d7dda2ac51103cd4d52957ce3 (diff) | |
download | cpufrequtils-26f7f76caab952195849443b7d4e1fd566b8c91e.tar.gz |
cpufreq-bench: Add plot helper scripts
- cpufreq-bench_plot.sh
Plots nice pictures based on cpufreq-bench logs
- cpufreq-bench_script.sh
Modifies ondemand variables, runs cpufreq-bench and creates plots
Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
-rw-r--r-- | Makefile | 2 | ||||
-rw-r--r-- | bench/Makefile | 3 | ||||
-rw-r--r-- | bench/cpufreq-bench_plot.sh | 104 | ||||
-rw-r--r-- | bench/cpufreq-bench_script.sh | 101 |
4 files changed, 209 insertions, 1 deletions
@@ -265,7 +265,7 @@ install-gmo: install-bench: @#DESTDIR must be set from outside to survive - @sbindir=$(sbindir) docdir=$(docdir) confdir=$(confdir) make -C bench install + @sbindir=$(sbindir) bindir=$(bindir) docdir=$(docdir) confdir=$(confdir) make -C bench install install: install-lib install-tools install-man $(INSTALL_NLS) $(INSTALL_BENCH) diff --git a/bench/Makefile b/bench/Makefile index e61afd1..1f5024d 100644 --- a/bench/Makefile +++ b/bench/Makefile @@ -16,10 +16,13 @@ all: cpufreq-bench install: mkdir -p $(DESTDIR)/$(sbindir) + mkdir -p $(DESTDIR)/$(bindir) mkdir -p $(DESTDIR)/$(docdir) mkdir -p $(DESTDIR)/$(confdir) install -m 755 cpufreq-bench $(DESTDIR)/$(sbindir)/cpufreq-bench + install -m 755 cpufreq-bench_plot.sh $(DESTDIR)/$(bindir)/cpufreq-bench_plot.sh install -m 644 README-BENCH $(DESTDIR)/$(docdir)/README-BENCH + install -m 755 cpufreq-bench_script.sh $(DESTDIR)/$(docdir)/cpufreq-bench_script.sh install -m 644 example.cfg $(DESTDIR)/$(confdir)/cpufreq-bench.conf clean: diff --git a/bench/cpufreq-bench_plot.sh b/bench/cpufreq-bench_plot.sh new file mode 100644 index 0000000..410021a --- /dev/null +++ b/bench/cpufreq-bench_plot.sh @@ -0,0 +1,104 @@ +#!/bin/bash + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +# Author/Copyright(c): 2009, Thomas Renninger <trenn@suse.de>, Novell Inc. + +# Helper script to easily create nice plots of your cpufreq-bench results + +dir=`mktemp -d` +output_file="cpufreq-bench.png" +global_title="cpufreq-bench plot" +picture_type="jpeg" +file[0]="" + +function usage() +{ + echo "cpufreq-bench_plot.sh [OPTIONS] logfile [measure_title] [logfile [measure_title]] ...]" + echo + echo "Options" + echo " -o output_file" + echo " -t global_title" + echo " -p picture_type [jpeg|gif|png|postscript|...]" + exit 1 +} + +if [ $# -eq 0 ];then + echo "No benchmark results file provided" + echo + usage +fi + +while getopts o:t:p: name ; do + case $name in + o) + output_file="$OPTARG".$picture_type + ;; + t) + global_title="$OPTARG" + ;; + p) + picture_type="$OPTARG" + ;; + ?) + usage + ;; + esac +done +shift $(($OPTIND -1)) + +plots=0 +while [ "$1" ];do + if [ ! -f "$1" ];then + echo "File $1 does not exist" + usage + fi + file[$plots]="$1" + title[$plots]="$2" + # echo "File: ${file[$plots]} - ${title[plots]}" + shift;shift + plots=$((plots + 1)) +done + +echo "set terminal $picture_type" >> $dir/plot_script.gpl +echo "set output \"$output_file\"" >> $dir/plot_script.gpl +echo "set title \"$global_title\"" >> $dir/plot_script.gpl +echo "set xlabel \"sleep/load time\"" >> $dir/plot_script.gpl +echo "set ylabel \"Performance (%)\"" >> $dir/plot_script.gpl + +for((plot=0;plot<$plots;plot++));do + + # Sanity check + ###### I am to dump to get this redirected to stderr/stdout in one awk call... ##### + cat ${file[$plot]} |grep -v "^#" |awk '{if ($2 != $3) printf("Error in measure %d:Load time %s does not equal sleep time %s, plot will not be correct\n", $1, $2, $3); ERR=1}' + ###### I am to dump to get this redirected in one awk call... ##### + + # Parse out load time (which must be equal to sleep time for a plot), divide it by 1000 + # to get ms and parse out the performance in percentage and write it to a temp file for plotting + cat ${file[$plot]} |grep -v "^#" |awk '{printf "%lu %.1f\n",$2/1000, $6}' >$dir/data_$plot + + if [ $plot -eq 0 ];then + echo -n "plot " >> $dir/plot_script.gpl + fi + echo -n "\"$dir/data_$plot\" title \"${title[$plot]}\" with lines" >> $dir/plot_script.gpl + if [ $(($plot + 1)) -ne $plots ];then + echo -n ", " >> $dir/plot_script.gpl + fi +done +echo >> $dir/plot_script.gpl + +gnuplot $dir/plot_script.gpl +rm -r $dir
\ No newline at end of file diff --git a/bench/cpufreq-bench_script.sh b/bench/cpufreq-bench_script.sh new file mode 100644 index 0000000..de20d2a --- /dev/null +++ b/bench/cpufreq-bench_script.sh @@ -0,0 +1,101 @@ +#!/bin/bash + +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation; either version 2, or (at your option) +# any later version. + +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +# GNU General Public License for more details. + +# You should have received a copy of the GNU General Public License +# along with this program; if not, write to the Free Software +# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA +# 02110-1301, USA. + +# Author/Copyright(c): 2009, Thomas Renninger <trenn@suse.de>, Novell Inc. + +# Ondemand up_threshold and sampling rate test script for cpufreq-bench +# mircobenchmark. +# Modify the general variables at the top or extend or copy out parts +# if you want to test other things +# + +# Default with latest kernels is 95, before micro account patches +# it was 80, cmp. with git commit 808009131046b62ac434dbc796 +UP_THRESHOLD="60 80 95" +# Depending on the kernel and the HW sampling rate could be restricted +# and cannot be set that low... +# E.g. before git commit cef9615a853ebc4972084f7 one could only set +# min sampling rate of 80000 if CONFIG_HZ=250 +SAMPLING_RATE="20000 80000" + +function measure() +{ + local -i up_threshold_set + local -i sampling_rate_set + + for up_threshold in $UP_THRESHOLD;do + for sampling_rate in $SAMPLING_RATE;do + # Set values in sysfs + echo $up_threshold >/sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold + echo $sampling_rate >/sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate + up_threshold_set=$(cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/up_threshold) + sampling_rate_set=$(cat /sys/devices/system/cpu/cpu0/cpufreq/ondemand/sampling_rate) + + # Verify set values in sysfs + if [ ${up_threshold_set} -eq ${up_threshold} ];then + echo "up_threshold: $up_threshold, set in sysfs: ${up_threshold_set}" + else + echo "WARNING: Tried to set up_threshold: $up_threshold, set in sysfs: ${up_threshold_set}" + fi + if [ ${sampling_rate_set} -eq ${sampling_rate} ];then + echo "sampling_rate: $sampling_rate, set in sysfs: ${sampling_rate_set}" + else + echo "WARNING: Tried to set sampling_rate: $sampling_rate, set in sysfs: ${sampling_rate_set}" + fi + + # Benchmark + cpufreq-bench -o /var/log/cpufreq-bench/up_threshold_${up_threshold}_sampling_rate_${sampling_rate} + done + done +} + +function create_plots() +{ + local command + + for up_threshold in $UP_THRESHOLD;do + command="cpufreq-bench_plot.sh -o \"sampling_rate_${SAMPLING_RATE}_up_threshold_${up_threshold}\" -t \"Ondemand sampling_rate: ${SAMPLING_RATE} comparison - Up_threshold: $up_threshold %\"" + for sampling_rate in $SAMPLING_RATE;do + command="${command} /var/log/cpufreq-bench/up_threshold_${up_threshold}_sampling_rate_${sampling_rate}/* \"sampling_rate = $sampling_rate\"" + done + echo $command + eval "$command" + echo + done + + for sampling_rate in $SAMPLING_RATE;do + command="cpufreq-bench_plot.sh -o \"up_threshold_${UP_THRESHOLD}_sampling_rate_${sampling_rate}\" -t \"Ondemand up_threshold: ${UP_THRESHOLD} % comparison - sampling_rate: $sampling_rate\"" + for up_threshold in $UP_THRESHOLD;do + command="${command} /var/log/cpufreq-bench/up_threshold_${up_threshold}_sampling_rate_${sampling_rate}/* \"up_threshold = $up_threshold\"" + done + echo $command + eval "$command" + echo + done + + command="cpufreq-bench_plot.sh -o \"up_threshold_${UP_THRESHOLD}_sampling_rate_${SAMPLING_RATE}\" -t \"Ondemand up_threshold: ${UP_THRESHOLD} and sampling_rate ${SAMPLING_RATE} comparison\"" + for sampling_rate in $SAMPLING_RATE;do + for up_threshold in $UP_THRESHOLD;do + command="${command} /var/log/cpufreq-bench/up_threshold_${up_threshold}_sampling_rate_${sampling_rate}/* \"up_threshold = $up_threshold - sampling_rate = $sampling_rate\"" + done + done + echo "$command" + eval "$command" +} + +measure +create_plots
\ No newline at end of file |