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Diffstat (limited to '')
| -rw-r--r-- | tools/power/cpupower/bench/cpufreq-bench_plot.sh | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/tools/power/cpupower/bench/cpufreq-bench_plot.sh b/tools/power/cpupower/bench/cpufreq-bench_plot.sh new file mode 100644 index 000000000..f5f8b3c8f --- /dev/null +++ b/tools/power/cpupower/bench/cpufreq-bench_plot.sh @@ -0,0 +1,91 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0-or-later + + +# 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 |