test_thermald.sh

#!/bin/bash
[ $UID != 0 ] && echo "Must run as root" && exit

i=1
RUNS=3
if [ -n "$1" ]; then
    RUNS=$1
fi
while [ $i -le $RUNS ]; do
    d=`date +%Y%m%d-%H%M`
    raw_f="cpu_stress_log-$d.txt"
    csv_f="cpu_stress_log-$d.csv"
    png_f="cpu_stress_log-$d.png"
    turbostat --debug --show CPU,Core,Bzy_MHz,PkgTmp,PkgWatt --quiet --interval 1 -o $raw_f &
    p=$!
    echo "Run $i"
    sleep 5
    stress-ng --cpu 0 --cpu-method all -t 5m
    echo "Cooling down..."
    sleep 30 # to cool down
    kill $p
    uname -a >> $raw_f
    egrep '^[ ]*0' $raw_f | awk '{ print $4 " " $5 " " $6 }' > $csv_f

    gnuplot <<-_EOS
        set term png; set output '$png_f'; set yrange [0:120]; \
        set grid ytics lt 0 lw 1 lc rgb "#bbbbbb"; \
        plot '$csv_f' using (\$1/100) with lines title "Freq" lw 3 lt rgb "gold", \
             '$csv_f' using 2 with lines title "Temp" lw 3 lt rgb "blue", \
             '$csv_f' using 3 with lines title "Watt" lw 3 lt rgb "red"
_EOS

    echo "Log is written to cpu_stress_log-$d.txt"
    i=`expr $i + 1`
    echo "Cooling down for 60 seconds..."
    sleep 60
done
f="cpu_stress_logs-`date +%Y%m%d`-`uname -r`.tar.xz"
tar Jcf $f cpu_stress_log-*.*
echo "Logs collected to $f"