Message ID | 20220804054414.1510764-3-li.meng@amd.com (mailing list archive) |
---|---|
State | Changes Requested, archived |
Delegated to: | Shuah Khan |
Headers | show |
Series | Add tbench/gitsource new test cases for amd-pstate-ut | expand |
On 8/4/2022 00:44, Meng Li wrote: > Add tbench.sh trigger the tbench testing and monitor the cpu desire > performance, frequency, load, power consumption and throughput etc. > > Signed-off-by: Meng Li <li.meng@amd.com> > --- > tools/testing/selftests/amd-pstate/Makefile | 10 +- > tools/testing/selftests/amd-pstate/run.sh | 217 ++++++++++- > tools/testing/selftests/amd-pstate/tbench.sh | 358 +++++++++++++++++++ > 3 files changed, 576 insertions(+), 9 deletions(-) > create mode 100755 tools/testing/selftests/amd-pstate/tbench.sh > > diff --git a/tools/testing/selftests/amd-pstate/Makefile b/tools/testing/selftests/amd-pstate/Makefile > index 6f4c7b01e3bb..cac8dedb7226 100644 > --- a/tools/testing/selftests/amd-pstate/Makefile > +++ b/tools/testing/selftests/amd-pstate/Makefile > @@ -4,7 +4,15 @@ > # No binaries, but make sure arg-less "make" doesn't trigger "run_tests" > all: > > +uname_M := $(shell uname -m 2>/dev/null || echo not) > +ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/) > + > +ifeq (x86,$(ARCH)) > +TEST_GEN_FILES += ../../../power/x86/amd_pstate_tracer/amd_pstate_trace.py > +TEST_GEN_FILES += ../../../power/x86/intel_pstate_tracer/intel_pstate_tracer.py > +endif > + > TEST_PROGS := run.sh > -TEST_FILES := basic.sh > +TEST_FILES := basic.sh tbench.sh > > include ../lib.mk > diff --git a/tools/testing/selftests/amd-pstate/run.sh b/tools/testing/selftests/amd-pstate/run.sh > index dfacbec063c0..aa264e96a6e6 100755 > --- a/tools/testing/selftests/amd-pstate/run.sh > +++ b/tools/testing/selftests/amd-pstate/run.sh > @@ -9,6 +9,7 @@ else > fi > > source basic.sh > +source tbench.sh > > # amd-pstate-ut only run on x86/x86_64 AMD systems. > ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/') > @@ -16,9 +17,107 @@ VENDOR=$(cat /proc/cpuinfo | grep -m 1 'vendor_id' | awk '{print $NF}') > > FUNC=all > OUTFILE=selftest > +OUTFILE_TBENCH="$OUTFILE.tbench" > + > +SYSFS= > +CPUROOT= > +CPUFREQROOT= > +MAKE_CPUS= > + > +TIME_LIMIT=100 > +PROCESS_NUM=128 > +LOOP_TIMES=3 > +TRACER_INTERVAL=10 > +CURRENT_TEST=amd-pstate > +COMPARATIVE_TEST= > > # Kselftest framework requirement - SKIP code is 4. > ksft_skip=4 > +all_scaling_names=("acpi-cpufreq" "amd-pstate") > + > +# Get current cpufreq scaling driver name > +scaling_name() > +{ > + if [ "$COMPARATIVE_TEST" = "" ]; then > + echo "$CURRENT_TEST" > + else > + echo "$COMPARATIVE_TEST" > + fi > +} > + > +# Counts CPUs with cpufreq directories > +count_cpus() > +{ > + count=0; > + > + for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do > + if [ -d $CPUROOT/$cpu/cpufreq ]; then > + let count=count+1; > + fi > + done > + > + echo $count; > +} > + > +# $1: policy > +find_current_governor() > +{ > + cat $CPUFREQROOT/$1/scaling_governor > +} > + > +# $1: policy > +backup_governor() > +{ > + local cur_gov=$(find_current_governor $1) > + > + printf "Governor backup done for $1: $cur_gov\n" > + echo "$1 $cur_gov" >> $OUTFILE.backup_governor.log > +} > + > +restore_governor() > +{ > + i=0; > + > + policies=$(awk '{print $1}' $OUTFILE.backup_governor.log) > + for policy in $policies; do > + let i++; > + governor=$(sed -n ''$i'p' $OUTFILE.backup_governor.log | awk '{print $2}') > + > + # switch governor > + _switch_governor $policy $governor > + printf "Governor restored for $policy to $governor\n" > + done > +} > + > +# $1: policy, $2: governor > +_switch_governor() > +{ > + echo $2 > $CPUFREQROOT/$1/scaling_governor > +} > + > +for_each_policy() > +{ > + policies=$(ls $CPUFREQROOT| grep "policy[0-9].*") > + for policy in $policies; do > + $@ $policy > + done > +} > + > +# $1: governor, $2: policy > +switch_governor() > +{ > + local filepath=$CPUFREQROOT/$2/scaling_available_governors > + > + # Exit if cpu isn't managed by cpufreq core > + if [ ! -f $filepath ]; then > + return; > + fi > + > + # switch governor > + _switch_governor $2 $1 > + > + printf "Switched governor for $2 to $1\n" > +} > > # All amd-pstate tests > amd_pstate_all() > @@ -27,8 +126,19 @@ amd_pstate_all() > printf "***** Running AMD P-state Sanity Tests *****\n" > printf "=============================================\n\n" > > + count=$(count_cpus) > + if [ $count = 0 ]; then > + printf "No cpu is managed by cpufreq core, exiting\n" > + exit; > + else > + printf "AMD P-state manages: $count CPUs\n" > + fi > + > # unit test for amd-pstate kernel driver > amd_pstate_basic > + > + # tbench > + amd_pstate_tbench > } > > helpme() > @@ -37,21 +147,27 @@ helpme() > [-h <help>] > [-o <output-file-for-dump>] > [-c <all: All testing, > - basic: Basic testing.>] > + basic: Basic testing, > + tbench: Tbench testing.>] > + [-t <tbench time limit>] > + [-p <tbench process number>] > + [-l <loop times for tbench>] > + [-i <amd tracer interval>] > + [-m <comparative test: acpi-cpufreq>] > \n" > exit 2 > } > > parse_arguments() > { > - while getopts ho:c: arg > + while getopts ho:c:t:p:l:i:m: arg > do > case $arg in > h) # --help > helpme > ;; > > - c) # --func_type (Function to perform: basic (default: all)) > + c) # --func_type (Function to perform: basic, tbench (default: all)) > FUNC=$OPTARG > ;; > > @@ -59,6 +175,26 @@ parse_arguments() > OUTFILE=$OPTARG > ;; > > + t) # --tbench-time-limit > + TIME_LIMIT=$OPTARG > + ;; > + > + p) # --tbench-process-number > + PROCESS_NUM=$OPTARG > + ;; > + > + l) # --tbench-loop-times > + LOOP_TIMES=$OPTARG > + ;; > + > + i) # --amd-tracer-interval > + TRACER_INTERVAL=$OPTARG > + ;; > + > + m) # --comparative-test > + COMPARATIVE_TEST=$OPTARG > + ;; > + > *) > helpme > ;; > @@ -80,10 +216,28 @@ prerequisite() > fi > > scaling_driver=$(cat /sys/devices/system/cpu/cpufreq/policy0/scaling_driver) > - if [ "$scaling_driver" != "amd-pstate" ]; then > - echo "$0 # Skipped: Test can only run on amd-pstate driver." > - echo "$0 # Current cpufreq scaling drvier is $scaling_driver." > - exit $ksft_skip > + if [ "$COMPARATIVE_TEST" = "" ]; then > + if [ "$scaling_driver" != "$CURRENT_TEST" ]; then > + echo "$0 # Skipped: Test can only run on $CURRENT_TEST driver or run comparative test." > + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." > + exit $ksft_skip > + fi > + else > + case "$FUNC" in > + "tbench") > + if [ "$scaling_driver" != "$COMPARATIVE_TEST" ]; then > + echo "$0 # Skipped: Comparison test can only run on $COMPARATIVE_TEST driver." > + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." > + exit $ksft_skip > + fi > + ;; > + > + *) > + echo "$0 # Skipped: Comparison test are only for tbench or gitsource." > + echo "$0 # Current comparative test is for $FUNC." > + exit $ksft_skip > + ;; > + esac > fi > > msg="Skip all tests:" > @@ -91,10 +245,44 @@ prerequisite() > echo $msg please run this as root >&2 > exit $ksft_skip > fi > + > + if [ ! -f perf ] ; then > + echo $msg please build perf under directory tools/perf and copy it to directory amd-pstate. >&2 > + exit $ksft_skip > + fi > + > + SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'` > + > + if [ ! -d "$SYSFS" ]; then > + echo $msg sysfs is not mounted >&2 > + exit 2 > + fi > + > + CPUROOT=$SYSFS/devices/system/cpu > + CPUFREQROOT="$CPUROOT/cpufreq" > + > + if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then > + echo $msg cpus not available in sysfs >&2 > + exit 2 > + fi > + > + if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then > + echo $msg cpufreq directory not available in sysfs >&2 > + exit 2 > + fi > } > > do_test() > { > + # Check if CPUs are managed by cpufreq or not > + count=$(count_cpus) > + MAKE_CPUS=$((count*2)) > + > + if [ $count = 0 ]; then > + echo "No cpu is managed by cpufreq core, exiting" > + exit 2; > + fi > + > case "$FUNC" in > "all") > amd_pstate_all > @@ -104,6 +292,10 @@ do_test() > amd_pstate_basic > ;; > > + "tbench") > + amd_pstate_tbench > + ;; > + > *) > echo "Invalid [-f] function type" > helpme > @@ -116,7 +308,15 @@ pre_clear_dumps() > { > case "$FUNC" in > "all") > - rm -rf $OUTFILE* > + rm -rf $OUTFILE.log > + rm -rf $OUTFILE.backup_governor.log > + rm -rf *.png > + ;; > + > + "tbench") > + rm -rf $OUTFILE.log > + rm -rf $OUTFILE.backup_governor.log > + rm -rf tbench_*.png > ;; > > *) > @@ -127,6 +327,7 @@ pre_clear_dumps() > post_clear_dumps() > { > rm -rf $OUTFILE.log > + rm -rf $OUTFILE.backup_governor.log > } > > # Parse arguments > diff --git a/tools/testing/selftests/amd-pstate/tbench.sh b/tools/testing/selftests/amd-pstate/tbench.sh > new file mode 100755 > index 000000000000..161b78fc12d7 > --- /dev/null > +++ b/tools/testing/selftests/amd-pstate/tbench.sh > @@ -0,0 +1,358 @@ > +#!/bin/sh > +# SPDX-License-Identifier: GPL-2.0 > + > +# Testing and monitor the cpu frequency and performance when > +# this script trigger tbench test. > + > +# protect against multiple inclusion > +if [ $FILE_TBENCH ]; then > + return 0 > +else > + FILE_TBENCH=DONE > +fi > + > +tbench_name="dbench-4.0" > +tbench_tar="$tbench_name.tar.gz" > +tbench_url="https://ftp.samba.org/pub/pub/tridge/dbench/dbench-4.0.tar.gz" Since you already store tbench_name and tbench_tar, perhaps you should just encode them into tbench_url rather than hardcoding again. > +tbench_governors=("ondemand" "schedutil") > + > +# $1: governor, $2: round, $3: des-perf, $4: freq, $5: load, $6: performance, $7: energy, $8: performance per watt > +store_csv_tbench() > +{ > + echo "$1, $2, $3, $4, $5, $6, $7, $8" | tee -a $OUTFILE_TBENCH.csv > /dev/null 2>&1 > +} > + > +# clear some special lines > +clear_csv_tbench() > +{ > + if [ -f $OUTFILE_TBENCH.csv ]; then > + sed -i '/Comprison(%)/d' $OUTFILE_TBENCH.csv > + sed -i "/$(scaling_name)/d" $OUTFILE_TBENCH.csv > + fi > +} > + > +# find string $1 in file csv and get the number of lines > +get_lines_csv_tbench() > +{ > + if [ -f $OUTFILE_TBENCH.csv ]; then > + return `grep -c "$1" $OUTFILE_TBENCH.csv` > + else > + return 0 > + fi > +} > + > +pre_clear_tbench() > +{ > + post_clear_tbench > + rm -rf tbench_*.png > + clear_csv_tbench > +} > + > +post_clear_tbench() > +{ > + rm -rf results/tracer-tbench* > + rm -rf $OUTFILE_TBENCH*.log > + rm -rf $OUTFILE_TBENCH*.result > + > +} > + > +install_tbench() > +{ > + if [ ! -d $tbench_name ]; then tbench is also available in the repositories for common major distros. What about before falling to downloading and compiling it you first try to grab package from apt/yum? Something similar to this: if apt policy tbench 2>&1 1>/dev/null; sudo apt install tbench elif yum list available | grep tbench 2>&1 1>/dev/null; sudo yum install tbench else #do existing/install with wget/curl. fi > + printf "Download tbench, please wait a moment ...\n\n" > + wget -O $tbench_tar $tbench_url > /dev/null 2>&1 > + > + printf "Tar tbench ...\n\n" > + tar -xzf $tbench_tar > + > + printf "Compile and install tbench ...\n\n" > + cd $tbench_name > + ./autogen.sh > + ./configure > /dev/null 2>&1 > + make > /dev/null 2>&1 > + make install > /dev/null 2>&1 > + cd .. > + fi > +} > + > +# $1: governor, $2: loop > +run_tbench() > +{ > + echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL" > + ./amd_pstate_trace.py -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 & > + > + printf "Test tbench for $1 #$2 time_limit: $TIME_LIMIT procs_num: $PROCESS_NUM\n" > + cd $tbench_name > + ./tbench_srv > /dev/null 2>&1 & > + ./../perf stat -a --per-socket -I 1000 -e power/energy-pkg/ ./tbench -t $TIME_LIMIT $PROCESS_NUM > ../$OUTFILE_TBENCH-perf-$1-$2.log 2>&1 > + cd .. > + > + pid=`pidof tbench_srv` > + kill $pid > + > + for job in `jobs -p` > + do > + echo "Waiting for job id $job" > + wait $job > + done > +} > + > +# $1: governor, $2: loop > +parse_tbench() > +{ > + awk '{print $5}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-des-perf-$1-$2.log > + avg_des_perf=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-des-perf-$1-$2.log) > + printf "Tbench-$1-#$2 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result > + > + awk '{print $7}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-freq-$1-$2.log > + avg_freq=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-freq-$1-$2.log) > + printf "Tbench-$1-#$2 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result > + > + awk '{print $11}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-load-$1-$2.log > + avg_load=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-load-$1-$2.log) > + printf "Tbench-$1-#$2 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result > + > + grep Throughput $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $2}' > $OUTFILE_TBENCH-throughput-$1-$2.log > + tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1-$2.log) > + printf "Tbench-$1-#$2 throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + grep Joules $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $4}' > $OUTFILE_TBENCH-energy-$1-$2.log > + en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1-$2.log) > + printf "Tbench-$1-#$2 power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. > + # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), > + # and t is time measured in seconds(s). This means that performance per watt becomes > + # T/t T/t T > + # --- = --- = --- > + # P E/t E > + # with unit given by MB per joule. > + ppw=`echo "scale=4;($TIME_LIMIT-1)*$tp_sum/$en_sum" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1-#$2 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result > + printf "\n" | tee -a $OUTFILE_TBENCH.result > + > + driver_name=`echo $(scaling_name)` > + store_csv_tbench "$driver_name-$1" $2 $avg_des_perf $avg_freq $avg_load $tp_sum $en_sum $ppw > +} > + > +# $1: governor > +loop_tbench() > +{ > + printf "\nTbench total test times is $LOOP_TIMES for $1\n\n" > + for i in `seq 1 $LOOP_TIMES` > + do > + run_tbench $1 $i > + parse_tbench $1 $i > + done > +} > + > +# $1: governor > +gather_tbench() > +{ > + printf "Tbench test result for $1 (loops:$LOOP_TIMES)" | tee -a $OUTFILE_TBENCH.result > + printf "\n--------------------------------------------------\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg des perf:" | awk '{print $NF}' > $OUTFILE_TBENCH-des-perf-$1.log > + avg_des_perf=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-des-perf-$1.log) > + printf "Tbench-$1 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg freq:" | awk '{print $NF}' > $OUTFILE_TBENCH-freq-$1.log > + avg_freq=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-freq-$1.log) > + printf "Tbench-$1 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg load:" | awk '{print $NF}' > $OUTFILE_TBENCH-load-$1.log > + avg_load=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-load-$1.log) > + printf "Tbench-$1 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "throughput(MB/s):" | awk '{print $NF}' > $OUTFILE_TBENCH-throughput-$1.log > + tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1.log) > + printf "Tbench-$1 total throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + avg_tp=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-throughput-$1.log) > + printf "Tbench-$1 avg throughput(MB/s): $avg_tp\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "power consumption(J):" | awk '{print $NF}' > $OUTFILE_TBENCH-energy-$1.log > + en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1.log) > + printf "Tbench-$1 total power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + avg_en=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-energy-$1.log) > + printf "Tbench-$1 avg power consumption(J): $avg_en\n" | tee -a $OUTFILE_TBENCH.result > + > + # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. > + # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), > + # and t is time measured in seconds(s). This means that performance per watt becomes > + # T/t T/t T > + # --- = --- = --- > + # P E/t E > + # with unit given by MB per joule. > + ppw=`echo "scale=4;($TIME_LIMIT-1)*$avg_tp/$avg_en" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result > + printf "\n" | tee -a $OUTFILE_TBENCH.result > + > + driver_name=`echo $(scaling_name)` > + store_csv_tbench "$driver_name-$1" "Average" $avg_des_perf $avg_freq $avg_load $avg_tp $avg_en $ppw > +} > + > +# $1: base scaling_driver $2: base governor $3: comparative scaling_driver $4: comparative governor > +__calc_comp_tbench() > +{ > + base=`grep "$1-$2" $OUTFILE_TBENCH.csv | grep "Average"` > + comp=`grep "$3-$4" $OUTFILE_TBENCH.csv | grep "Average"` > + > + if [ -n "$base" -a -n "$comp" ]; then > + printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result > + printf "Tbench comparison $1-$2 VS $3-$4" | tee -a $OUTFILE_TBENCH.result > + printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result > + > + # get the base values > + des_perf_base=`echo "$base" | awk '{print $3}' | sed s/,//` > + freq_base=`echo "$base" | awk '{print $4}' | sed s/,//` > + load_base=`echo "$base" | awk '{print $5}' | sed s/,//` > + perf_base=`echo "$base" | awk '{print $6}' | sed s/,//` > + energy_base=`echo "$base" | awk '{print $7}' | sed s/,//` > + ppw_base=`echo "$base" | awk '{print $8}' | sed s/,//` > + > + # get the comparative values > + des_perf_comp=`echo "$comp" | awk '{print $3}' | sed s/,//` > + freq_comp=`echo "$comp" | awk '{print $4}' | sed s/,//` > + load_comp=`echo "$comp" | awk '{print $5}' | sed s/,//` > + perf_comp=`echo "$comp" | awk '{print $6}' | sed s/,//` > + energy_comp=`echo "$comp" | awk '{print $7}' | sed s/,//` > + ppw_comp=`echo "$comp" | awk '{print $8}' | sed s/,//` > + > + # compare the base and comp values > + des_perf_drop=`echo "scale=4;($des_perf_comp-$des_perf_base)*100/$des_perf_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 des perf base: $des_perf_base comprison: $des_perf_comp percent: $des_perf_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + freq_drop=`echo "scale=4;($freq_comp-$freq_base)*100/$freq_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 freq base: $freq_base comprison: $freq_comp percent: $freq_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + load_drop=`echo "scale=4;($load_comp-$load_base)*100/$load_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 load base: $load_base comprison: $load_comp percent: $load_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + perf_drop=`echo "scale=4;($perf_comp-$perf_base)*100/$perf_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 perf base: $perf_base comprison: $perf_comp percent: $perf_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + energy_drop=`echo "scale=4;($energy_comp-$energy_base)*100/$energy_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 energy base: $energy_base comprison: $energy_comp percent: $energy_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + ppw_drop=`echo "scale=4;($ppw_comp-$ppw_base)*100/$ppw_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 performance per watt base: $ppw_base comprison: $ppw_comp percent: $ppw_drop\n" | tee -a $OUTFILE_TBENCH.result > + printf "\n" | tee -a $OUTFILE_TBENCH.result > + > + store_csv_tbench "$1-$2 VS $3-$4" "Comprison(%)" "$des_perf_drop" "$freq_drop" "$load_drop" "$perf_drop" "$energy_drop" "$ppw_drop" > + fi > +} > + > +# calculate the comparison(%) > +calc_comp_tbench() > +{ > + # acpi-cpufreq-ondemand VS acpi-cpufreq-schedutil > + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[0]} ${tbench_governors[1]} > + > + # amd-pstate-ondemand VS amd-pstate-schedutil > + __calc_comp_tbench ${all_scaling_names[1]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[1]} > + > + # acpi-cpufreq-ondemand VS amd-pstate-ondemand > + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[0]} > + > + # acpi-cpufreq-schedutil VS amd-pstate-schedutil > + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[1]} ${all_scaling_names[1]} ${tbench_governors[1]} > +} > + > +# $1: file_name, $2: title, $3: ylable, $4: column > +plot_png_tbench() > +{ > + # all_scaling_names[1] all_scaling_names[0] flag > + # amd-pstate acpi-cpufreq > + # N N 0 > + # N Y 1 > + # Y N 2 > + # Y Y 3 > + ret=`grep -c "${all_scaling_names[1]}" $OUTFILE_TBENCH.csv` > + if [ $ret -eq 0 ]; then > + ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` > + if [ $ret -eq 0 ]; then > + flag=0 > + else > + flag=1 > + fi > + else > + ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` > + if [ $ret -eq 0 ]; then > + flag=2 > + else > + flag=3 > + fi > + fi > + > + gnuplot << EOF > + set term png > + set output "$1" > + > + set title "$2" > + set xlabel "Test Cycles (round)" > + set ylabel "$3" > + > + set grid > + set style data histogram > + set style fill solid 0.5 border > + set boxwidth 0.8 > + > + if ($flag == 1) { > + plot \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}" > + } else { > + if ($flag == 2) { > + plot \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" > + } else { > + if ($flag == 3 ) { > + plot \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" > + } > + } > + } > + quit > +EOF > +} > + > +amd_pstate_tbench() > +{ > + printf "\n---------------------------------------------\n" > + printf "*** Running tbench ***" > + printf "\n---------------------------------------------\n" > + > + pre_clear_tbench > + > + install_tbench > + > + get_lines_csv_tbench "Governor" > + if [ $? -eq 0 ]; then > + # add titles and unit for csv file > + store_csv_tbench "Governor" "Round" "Des-perf" "Freq" "Load" "Performance" "Energy" "Performance Per Watt" > + store_csv_tbench "Unit" "" "" "GHz" "" "MB/s" "J" "MB/J" > + fi > + > + for_each_policy backup_governor > + for governor in ${tbench_governors[*]} ; do > + printf "\nSpecified governor is $governor\n\n" > + for_each_policy switch_governor $governor > + loop_tbench $governor > + gather_tbench $governor > + done > + restore_governor > + > + plot_png_tbench "tbench_perfromance.png" "Tbench Benchmark Performance" "Performance" 6 > + plot_png_tbench "tbench_energy.png" "Tbench Benchmark Energy" "Energy (J)" 7 > + plot_png_tbench "tbench_ppw.png" "Tbench Benchmark Performance Per Watt" "Performance Per Watt (MB/J)" 8 > + > + calc_comp_tbench > + > + post_clear_tbench > +}
On 8/4/22 09:27, Limonciello, Mario wrote: > On 8/4/2022 00:44, Meng Li wrote: >> Add tbench.sh trigger the tbench testing and monitor the cpu desire >> performance, frequency, load, power consumption and throughput etc. >> >> Signed-off-by: Meng Li <li.meng@amd.com> >> --- >>  tools/testing/selftests/amd-pstate/Makefile | 10 +- >>  tools/testing/selftests/amd-pstate/run.sh   | 217 ++++++++++- >>  tools/testing/selftests/amd-pstate/tbench.sh | 358 +++++++++++++++++++ >>  3 files changed, 576 insertions(+), 9 deletions(-) >>  create mode 100755 tools/testing/selftests/amd-pstate/tbench.sh >> >> diff --git a/tools/testing/selftests/amd-pstate/Makefile b/tools/testing/selftests/amd-pstate/Makefile >> index 6f4c7b01e3bb..cac8dedb7226 100644 >> --- a/tools/testing/selftests/amd-pstate/Makefile >> +++ b/tools/testing/selftests/amd-pstate/Makefile >> @@ -4,7 +4,15 @@ >>  # No binaries, but make sure arg-less "make" doesn't trigger "run_tests" >>  all: >>  +uname_M := $(shell uname -m 2>/dev/null || echo not) >> +ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/) >> + >> +ifeq (x86,$(ARCH)) >> +TEST_GEN_FILES += ../../../power/x86/amd_pstate_tracer/amd_pstate_trace.py >> +TEST_GEN_FILES += ../../../power/x86/intel_pstate_tracer/intel_pstate_tracer.py >> +endif >> + >>  TEST_PROGS := run.sh >> -TEST_FILES := basic.sh >> +TEST_FILES := basic.sh tbench.sh >>   include ../lib.mk >> diff --git a/tools/testing/selftests/amd-pstate/run.sh b/tools/testing/selftests/amd-pstate/run.sh >> index dfacbec063c0..aa264e96a6e6 100755 >> --- a/tools/testing/selftests/amd-pstate/run.sh >> +++ b/tools/testing/selftests/amd-pstate/run.sh >> @@ -9,6 +9,7 @@ else >>  fi >>   source basic.sh >> +source tbench.sh >>   # amd-pstate-ut only run on x86/x86_64 AMD systems. >>  ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/') >> @@ -16,9 +17,107 @@ VENDOR=$(cat /proc/cpuinfo | grep -m 1 'vendor_id' | awk '{print $NF}') >>   FUNC=all >>  OUTFILE=selftest >> +OUTFILE_TBENCH="$OUTFILE.tbench" >> + >> +SYSFS= >> +CPUROOT= >> +CPUFREQROOT= >> +MAKE_CPUS= >> + >> +TIME_LIMIT=100 >> +PROCESS_NUM=128 >> +LOOP_TIMES=3 >> +TRACER_INTERVAL=10 >> +CURRENT_TEST=amd-pstate >> +COMPARATIVE_TEST= >>   # Kselftest framework requirement - SKIP code is 4. >>  ksft_skip=4 >> +all_scaling_names=("acpi-cpufreq" "amd-pstate") >> + >> +# Get current cpufreq scaling driver name >> +scaling_name() >> +{ >> +   if [ "$COMPARATIVE_TEST" = "" ]; then >> +       echo "$CURRENT_TEST" >> +   else >> +       echo "$COMPARATIVE_TEST" >> +   fi >> +} >> + >> +# Counts CPUs with cpufreq directories >> +count_cpus() >> +{ >> +   count=0; >> + >> +   for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do >> +       if [ -d $CPUROOT/$cpu/cpufreq ]; then >> +           let count=count+1; >> +       fi >> +   done >> + >> +   echo $count; >> +} >> + >> +# $1: policy >> +find_current_governor() >> +{ >> +   cat $CPUFREQROOT/$1/scaling_governor >> +} >> + >> +# $1: policy >> +backup_governor() >> +{ >> +   local cur_gov=$(find_current_governor $1) >> + >> +   printf "Governor backup done for $1: $cur_gov\n" >> +   echo "$1 $cur_gov" >> $OUTFILE.backup_governor.log >> +} >> + >> +restore_governor() >> +{ >> +   i=0; >> + >> +   policies=$(awk '{print $1}' $OUTFILE.backup_governor.log) >> +   for policy in $policies; do >> +       let i++; >> +       governor=$(sed -n ''$i'p' $OUTFILE.backup_governor.log | awk '{print $2}') >> + >> +       # switch governor >> +       _switch_governor $policy $governor >> +       printf "Governor restored for $policy to $governor\n" >> +   done >> +} >> + >> +# $1: policy, $2: governor >> +_switch_governor() >> +{ >> +   echo $2 > $CPUFREQROOT/$1/scaling_governor >> +} >> + >> +for_each_policy() >> +{ >> +   policies=$(ls $CPUFREQROOT| grep "policy[0-9].*") >> +   for policy in $policies; do >> +       $@ $policy >> +   done >> +} >> + >> +# $1: governor, $2: policy >> +switch_governor() >> +{ >> +   local filepath=$CPUFREQROOT/$2/scaling_available_governors >> + >> +   # Exit if cpu isn't managed by cpufreq core >> +   if [ ! -f $filepath ]; then >> +       return; >> +   fi >> + >> +   # switch governor >> +   _switch_governor $2 $1 >> + >> +   printf "Switched governor for $2 to $1\n" >> +} >>   # All amd-pstate tests >>  amd_pstate_all() >> @@ -27,8 +126,19 @@ amd_pstate_all() >>      printf "***** Running AMD P-state Sanity Tests *****\n" >>      printf "=============================================\n\n" >>  +   count=$(count_cpus) >> +   if [ $count = 0 ]; then >> +       printf "No cpu is managed by cpufreq core, exiting\n" >> +       exit; >> +   else >> +       printf "AMD P-state manages: $count CPUs\n" >> +   fi >> + >>      # unit test for amd-pstate kernel driver >>      amd_pstate_basic >> + >> +   # tbench >> +   amd_pstate_tbench >>  } >>   helpme() >> @@ -37,21 +147,27 @@ helpme() >>      [-h <help>] >>      [-o <output-file-for-dump>] >>      [-c <all: All testing, >> -        basic: Basic testing.>] >> +        basic: Basic testing, >> +        tbench: Tbench testing.>] >> +   [-t <tbench time limit>] >> +   [-p <tbench process number>] >> +   [-l <loop times for tbench>] >> +   [-i <amd tracer interval>] >> +   [-m <comparative test: acpi-cpufreq>] >>      \n" >>      exit 2 >>  } >>   parse_arguments() >>  { >> -   while getopts ho:c: arg >> +   while getopts ho:c:t:p:l:i:m: arg >>      do >>          case $arg in >>              h) # --help >>                  helpme >>                  ;; >>  -           c) # --func_type (Function to perform: basic (default: all)) >> +           c) # --func_type (Function to perform: basic, tbench (default: all)) >>                  FUNC=$OPTARG >>                  ;; >>  @@ -59,6 +175,26 @@ parse_arguments() >>                  OUTFILE=$OPTARG >>                  ;; >>  +           t) # --tbench-time-limit >> +               TIME_LIMIT=$OPTARG >> +               ;; >> + >> +           p) # --tbench-process-number >> +               PROCESS_NUM=$OPTARG >> +               ;; >> + >> +           l) # --tbench-loop-times >> +               LOOP_TIMES=$OPTARG >> +               ;; >> + >> +           i) # --amd-tracer-interval >> +               TRACER_INTERVAL=$OPTARG >> +               ;; >> + >> +           m) # --comparative-test >> +               COMPARATIVE_TEST=$OPTARG >> +               ;; >> + >>              *) >>                  helpme >>                  ;; >> @@ -80,10 +216,28 @@ prerequisite() >>      fi >>       scaling_driver=$(cat /sys/devices/system/cpu/cpufreq/policy0/scaling_driver) >> -   if [ "$scaling_driver" != "amd-pstate" ]; then >> -       echo "$0 # Skipped: Test can only run on amd-pstate driver." >> -       echo "$0 # Current cpufreq scaling drvier is $scaling_driver." >> -       exit $ksft_skip >> +   if [ "$COMPARATIVE_TEST" = "" ]; then >> +       if [ "$scaling_driver" != "$CURRENT_TEST" ]; then >> +           echo "$0 # Skipped: Test can only run on $CURRENT_TEST driver or run comparative test." >> +           echo "$0 # Current cpufreq scaling drvier is $scaling_driver." >> +           exit $ksft_skip >> +       fi >> +   else >> +       case "$FUNC" in >> +           "tbench") >> +               if [ "$scaling_driver" != "$COMPARATIVE_TEST" ]; then >> +                   echo "$0 # Skipped: Comparison test can only run on $COMPARATIVE_TEST driver." >> +                   echo "$0 # Current cpufreq scaling drvier is $scaling_driver." >> +                   exit $ksft_skip >> +               fi >> +               ;; >> + >> +           *) >> +               echo "$0 # Skipped: Comparison test are only for tbench or gitsource." >> +               echo "$0 # Current comparative test is for $FUNC." >> +               exit $ksft_skip >> +               ;; >> +       esac >>      fi >>       msg="Skip all tests:" >> @@ -91,10 +245,44 @@ prerequisite() >>          echo $msg please run this as root >&2 >>          exit $ksft_skip >>      fi >> + >> +   if [ ! -f perf ] ; then >> +       echo $msg please build perf under directory tools/perf and copy it to directory amd-pstate. >&2 >> +       exit $ksft_skip >> +   fi >> + >> +   SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'` >> + >> +   if [ ! -d "$SYSFS" ]; then >> +       echo $msg sysfs is not mounted >&2 >> +       exit 2 >> +   fi >> + >> +   CPUROOT=$SYSFS/devices/system/cpu >> +   CPUFREQROOT="$CPUROOT/cpufreq" >> + >> +   if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then >> +       echo $msg cpus not available in sysfs >&2 >> +       exit 2 >> +   fi >> + >> +   if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then >> +       echo $msg cpufreq directory not available in sysfs >&2 >> +       exit 2 >> +   fi >>  } >>   do_test() >>  { >> +   # Check if CPUs are managed by cpufreq or not >> +   count=$(count_cpus) >> +   MAKE_CPUS=$((count*2)) >> + >> +   if [ $count = 0 ]; then >> +       echo "No cpu is managed by cpufreq core, exiting" >> +       exit 2; >> +   fi >> + >>      case "$FUNC" in >>          "all") >>              amd_pstate_all >> @@ -104,6 +292,10 @@ do_test() >>              amd_pstate_basic >>              ;; >>  +       "tbench") >> +           amd_pstate_tbench >> +           ;; >> + >>          *) >>              echo "Invalid [-f] function type" >>              helpme >> @@ -116,7 +308,15 @@ pre_clear_dumps() >>  { >>      case "$FUNC" in >>          "all") >> -           rm -rf $OUTFILE* >> +           rm -rf $OUTFILE.log >> +           rm -rf $OUTFILE.backup_governor.log >> +           rm -rf *.png >> +           ;; >> + >> +       "tbench") >> +           rm -rf $OUTFILE.log >> +           rm -rf $OUTFILE.backup_governor.log >> +           rm -rf tbench_*.png >>              ;; >>           *) >> @@ -127,6 +327,7 @@ pre_clear_dumps() >>  post_clear_dumps() >>  { >>      rm -rf $OUTFILE.log >> +   rm -rf $OUTFILE.backup_governor.log >>  } >>   # Parse arguments >> diff --git a/tools/testing/selftests/amd-pstate/tbench.sh b/tools/testing/selftests/amd-pstate/tbench.sh >> new file mode 100755 >> index 000000000000..161b78fc12d7 >> --- /dev/null >> +++ b/tools/testing/selftests/amd-pstate/tbench.sh >> @@ -0,0 +1,358 @@ >> +#!/bin/sh >> +# SPDX-License-Identifier: GPL-2.0 >> + >> +# Testing and monitor the cpu frequency and performance when >> +# this script trigger tbench test. >> + >> +# protect against multiple inclusion >> +if [ $FILE_TBENCH ]; then >> +   return 0 >> +else >> +   FILE_TBENCH=DONE >> +fi >> + >> +tbench_name="dbench-4.0" >> +tbench_tar="$tbench_name.tar.gz" >> +tbench_url="https://ftp.samba.org/pub/pub/tridge/dbench/dbench-4.0.tar.gz" > > Since you already store tbench_name and tbench_tar, perhaps you should just encode them into tbench_url rather than hardcoding again. > >> +tbench_governors=("ondemand" "schedutil") >> + >> +# $1: governor, $2: round, $3: des-perf, $4: freq, $5: load, $6: performance, $7: energy, $8: performance per watt >> +store_csv_tbench() >> +{ >> +   echo "$1, $2, $3, $4, $5, $6, $7, $8" | tee -a $OUTFILE_TBENCH.csv > /dev/null 2>&1 >> +} >> + >> +# clear some special lines >> +clear_csv_tbench() >> +{ >> +   if [ -f $OUTFILE_TBENCH.csv ]; then >> +       sed -i '/Comprison(%)/d' $OUTFILE_TBENCH.csv >> +       sed -i "/$(scaling_name)/d" $OUTFILE_TBENCH.csv >> +   fi >> +} >> + >> +# find string $1 in file csv and get the number of lines >> +get_lines_csv_tbench() >> +{ >> +   if [ -f $OUTFILE_TBENCH.csv ]; then >> +       return `grep -c "$1" $OUTFILE_TBENCH.csv` >> +   else >> +       return 0 >> +   fi >> +} >> + >> +pre_clear_tbench() >> +{ >> +   post_clear_tbench >> +   rm -rf tbench_*.png >> +   clear_csv_tbench >> +} >> + >> +post_clear_tbench() >> +{ >> +   rm -rf results/tracer-tbench* >> +   rm -rf $OUTFILE_TBENCH*.log >> +   rm -rf $OUTFILE_TBENCH*.result >> + >> +} >> + >> +install_tbench() >> +{ >> +   if [ ! -d $tbench_name ]; then > > tbench is also available in the repositories for common major distros. > What about before falling to downloading and compiling it you first try to grab package from apt/yum? > > Something similar to this: > > if apt policy tbench 2>&1 1>/dev/null; >    sudo apt install tbench > elif yum list available | grep tbench 2>&1 1>/dev/null; >    sudo yum install tbench > else >    #do existing/install with wget/curl. > fi > It may be worth adding a check to see if tbench (and the perf tools) are already installed. -Nathan >> +       printf "Download tbench, please wait a moment ...\n\n" >> +       wget -O $tbench_tar $tbench_url > /dev/null 2>&1 >> + >> +       printf "Tar tbench ...\n\n" >> +       tar -xzf $tbench_tar >> + >> +       printf "Compile and install tbench ...\n\n" >> +       cd $tbench_name >> +       ./autogen.sh >> +       ./configure > /dev/null 2>&1 >> +       make > /dev/null 2>&1 >> +       make install > /dev/null 2>&1 >> +       cd .. >> +   fi >> +} >> + >> +# $1: governor, $2: loop >> +run_tbench() >> +{ >> +   echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL" >> +   ./amd_pstate_trace.py -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 & >> + >> +   printf "Test tbench for $1 #$2 time_limit: $TIME_LIMIT procs_num: $PROCESS_NUM\n" >> +   cd $tbench_name >> +   ./tbench_srv > /dev/null 2>&1 & >> +   ./../perf stat -a --per-socket -I 1000 -e power/energy-pkg/ ./tbench -t $TIME_LIMIT $PROCESS_NUM > ../$OUTFILE_TBENCH-perf-$1-$2.log 2>&1 >> +   cd .. >> + >> +   pid=`pidof tbench_srv` >> +   kill $pid >> + >> +   for job in `jobs -p` >> +   do >> +       echo "Waiting for job id $job" >> +       wait $job >> +   done >> +} >> + >> +# $1: governor, $2: loop >> +parse_tbench() >> +{ >> +   awk '{print $5}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-des-perf-$1-$2.log >> +   avg_des_perf=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-des-perf-$1-$2.log) >> +   printf "Tbench-$1-#$2 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   awk '{print $7}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-freq-$1-$2.log >> +   avg_freq=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-freq-$1-$2.log) >> +   printf "Tbench-$1-#$2 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   awk '{print $11}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-load-$1-$2.log >> +   avg_load=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-load-$1-$2.log) >> +   printf "Tbench-$1-#$2 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep Throughput $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $2}' > $OUTFILE_TBENCH-throughput-$1-$2.log >> +   tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1-$2.log) >> +   printf "Tbench-$1-#$2 throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep Joules $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $4}' > $OUTFILE_TBENCH-energy-$1-$2.log >> +   en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1-$2.log) >> +   printf "Tbench-$1-#$2 power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. >> +   # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), >> +   # and t is time measured in seconds(s). This means that performance per watt becomes >> +   #      T/t  T/t   T >> +   #      --- = --- = --- >> +   #       P   E/t   E >> +   # with unit given by MB per joule. >> +   ppw=`echo "scale=4;($TIME_LIMIT-1)*$tp_sum/$en_sum" | bc | awk '{printf "%.4f", $0}'` >> +   printf "Tbench-$1-#$2 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result >> +   printf "\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   driver_name=`echo $(scaling_name)` >> +   store_csv_tbench "$driver_name-$1" $2 $avg_des_perf $avg_freq $avg_load $tp_sum $en_sum $ppw >> +} >> + >> +# $1: governor >> +loop_tbench() >> +{ >> +   printf "\nTbench total test times is $LOOP_TIMES for $1\n\n" >> +   for i in `seq 1 $LOOP_TIMES` >> +   do >> +       run_tbench $1 $i >> +       parse_tbench $1 $i >> +   done >> +} >> + >> +# $1: governor >> +gather_tbench() >> +{ >> +   printf "Tbench test result for $1 (loops:$LOOP_TIMES)" | tee -a $OUTFILE_TBENCH.result >> +   printf "\n--------------------------------------------------\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg des perf:" | awk '{print $NF}' > $OUTFILE_TBENCH-des-perf-$1.log >> +   avg_des_perf=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-des-perf-$1.log) >> +   printf "Tbench-$1 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg freq:" | awk '{print $NF}' > $OUTFILE_TBENCH-freq-$1.log >> +   avg_freq=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-freq-$1.log) >> +   printf "Tbench-$1 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg load:" | awk '{print $NF}' > $OUTFILE_TBENCH-load-$1.log >> +   avg_load=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-load-$1.log) >> +   printf "Tbench-$1 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "throughput(MB/s):" | awk '{print $NF}' > $OUTFILE_TBENCH-throughput-$1.log >> +   tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1.log) >> +   printf "Tbench-$1 total throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   avg_tp=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-throughput-$1.log) >> +   printf "Tbench-$1 avg throughput(MB/s): $avg_tp\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "power consumption(J):" | awk '{print $NF}' > $OUTFILE_TBENCH-energy-$1.log >> +   en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1.log) >> +   printf "Tbench-$1 total power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   avg_en=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-energy-$1.log) >> +   printf "Tbench-$1 avg power consumption(J): $avg_en\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. >> +   # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), >> +   # and t is time measured in seconds(s). This means that performance per watt becomes >> +   #      T/t  T/t   T >> +   #      --- = --- = --- >> +   #       P   E/t   E >> +   # with unit given by MB per joule. >> +   ppw=`echo "scale=4;($TIME_LIMIT-1)*$avg_tp/$avg_en" | bc | awk '{printf "%.4f", $0}'` >> +   printf "Tbench-$1 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result >> +   printf "\n" | tee -a $OUTFILE_TBENCH.result >> + >> +   driver_name=`echo $(scaling_name)` >> +   store_csv_tbench "$driver_name-$1" "Average" $avg_des_perf $avg_freq $avg_load $avg_tp $avg_en $ppw >> +} >> + >> +# $1: base scaling_driver $2: base governor $3: comparative scaling_driver $4: comparative governor >> +__calc_comp_tbench() >> +{ >> +   base=`grep "$1-$2" $OUTFILE_TBENCH.csv | grep "Average"` >> +   comp=`grep "$3-$4" $OUTFILE_TBENCH.csv | grep "Average"` >> + >> +   if [ -n "$base" -a -n "$comp" ]; then >> +       printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result >> +       printf "Tbench comparison $1-$2 VS $3-$4" | tee -a $OUTFILE_TBENCH.result >> +       printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       # get the base values >> +       des_perf_base=`echo "$base" | awk '{print $3}' | sed s/,//` >> +       freq_base=`echo "$base" | awk '{print $4}' | sed s/,//` >> +       load_base=`echo "$base" | awk '{print $5}' | sed s/,//` >> +       perf_base=`echo "$base" | awk '{print $6}' | sed s/,//` >> +       energy_base=`echo "$base" | awk '{print $7}' | sed s/,//` >> +       ppw_base=`echo "$base" | awk '{print $8}' | sed s/,//` >> + >> +       # get the comparative values >> +       des_perf_comp=`echo "$comp" | awk '{print $3}' | sed s/,//` >> +       freq_comp=`echo "$comp" | awk '{print $4}' | sed s/,//` >> +       load_comp=`echo "$comp" | awk '{print $5}' | sed s/,//` >> +       perf_comp=`echo "$comp" | awk '{print $6}' | sed s/,//` >> +       energy_comp=`echo "$comp" | awk '{print $7}' | sed s/,//` >> +       ppw_comp=`echo "$comp" | awk '{print $8}' | sed s/,//` >> + >> +       # compare the base and comp values >> +       des_perf_drop=`echo "scale=4;($des_perf_comp-$des_perf_base)*100/$des_perf_base" | bc | awk '{printf "%.4f", $0}'` >> +       printf "Tbench-$1 des perf base: $des_perf_base comprison: $des_perf_comp percent: $des_perf_drop\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       freq_drop=`echo "scale=4;($freq_comp-$freq_base)*100/$freq_base" | bc | awk '{printf "%.4f", $0}'` >> +       printf "Tbench-$1 freq base: $freq_base comprison: $freq_comp percent: $freq_drop\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       load_drop=`echo "scale=4;($load_comp-$load_base)*100/$load_base" | bc | awk '{printf "%.4f", $0}'` >> +       printf "Tbench-$1 load base: $load_base comprison: $load_comp percent: $load_drop\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       perf_drop=`echo "scale=4;($perf_comp-$perf_base)*100/$perf_base" | bc | awk '{printf "%.4f", $0}'` >> +       printf "Tbench-$1 perf base: $perf_base comprison: $perf_comp percent: $perf_drop\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       energy_drop=`echo "scale=4;($energy_comp-$energy_base)*100/$energy_base" | bc | awk '{printf "%.4f", $0}'` >> +       printf "Tbench-$1 energy base: $energy_base comprison: $energy_comp percent: $energy_drop\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       ppw_drop=`echo "scale=4;($ppw_comp-$ppw_base)*100/$ppw_base" | bc | awk '{printf "%.4f", $0}'` >> +       printf "Tbench-$1 performance per watt base: $ppw_base comprison: $ppw_comp percent: $ppw_drop\n" | tee -a $OUTFILE_TBENCH.result >> +       printf "\n" | tee -a $OUTFILE_TBENCH.result >> + >> +       store_csv_tbench "$1-$2 VS $3-$4" "Comprison(%)" "$des_perf_drop" "$freq_drop" "$load_drop" "$perf_drop" "$energy_drop" "$ppw_drop" >> +   fi >> +} >> + >> +# calculate the comparison(%) >> +calc_comp_tbench() >> +{ >> +   # acpi-cpufreq-ondemand VS acpi-cpufreq-schedutil >> +   __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[0]} ${tbench_governors[1]} >> + >> +   # amd-pstate-ondemand VS amd-pstate-schedutil >> +   __calc_comp_tbench ${all_scaling_names[1]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[1]} >> + >> +   # acpi-cpufreq-ondemand VS amd-pstate-ondemand >> +   __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[0]} >> + >> +   # acpi-cpufreq-schedutil VS amd-pstate-schedutil >> +   __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[1]} ${all_scaling_names[1]} ${tbench_governors[1]} >> +} >> + >> +# $1: file_name, $2: title, $3: ylable, $4: column >> +plot_png_tbench() >> +{ >> +   # all_scaling_names[1] all_scaling_names[0] flag >> +   #   amd-pstate          acpi-cpufreq >> +   #        N                  N            0 >> +   #        N                  Y            1 >> +   #        Y                  N            2 >> +   #        Y                  Y            3 >> +   ret=`grep -c "${all_scaling_names[1]}" $OUTFILE_TBENCH.csv` >> +   if [ $ret -eq 0 ]; then >> +       ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` >> +       if [ $ret -eq 0 ]; then >> +           flag=0 >> +       else >> +           flag=1 >> +       fi >> +   else >> +       ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` >> +       if [ $ret -eq 0 ]; then >> +           flag=2 >> +       else >> +           flag=3 >> +       fi >> +   fi >> + >> +   gnuplot << EOF >> +       set term png >> +       set output "$1" >> + >> +       set title "$2" >> +       set xlabel "Test Cycles (round)" >> +       set ylabel "$3" >> + >> +       set grid >> +       set style data histogram >> +       set style fill solid 0.5 border >> +       set boxwidth 0.8 >> + >> +       if ($flag == 1) { >> +           plot \ >> +           "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ >> +           "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}" >> +       } else { >> +           if ($flag == 2) { >> +               plot \ >> +               "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ >> +               "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" >> +           } else { >> +               if ($flag == 3 ) { >> +                   plot \ >> +                   "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ >> +                   "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}", \ >> +                   "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ >> +                   "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" >> +               } >> +           } >> +       } >> +       quit >> +EOF >> +} >> + >> +amd_pstate_tbench() >> +{ >> +   printf "\n---------------------------------------------\n" >> +   printf "*** Running tbench                       ***" >> +   printf "\n---------------------------------------------\n" >> + >> +   pre_clear_tbench >> + >> +   install_tbench >> + >> +   get_lines_csv_tbench "Governor" >> +   if [ $? -eq 0 ]; then >> +       # add titles and unit for csv file >> +       store_csv_tbench "Governor" "Round" "Des-perf" "Freq" "Load" "Performance" "Energy" "Performance Per Watt" >> +       store_csv_tbench "Unit" "" "" "GHz" "" "MB/s" "J" "MB/J" >> +   fi >> + >> +   for_each_policy backup_governor >> +   for governor in ${tbench_governors[*]} ; do >> +       printf "\nSpecified governor is $governor\n\n" >> +       for_each_policy switch_governor $governor >> +       loop_tbench $governor >> +       gather_tbench $governor >> +   done >> +   restore_governor >> + >> +   plot_png_tbench "tbench_perfromance.png" "Tbench Benchmark Performance" "Performance" 6 >> +   plot_png_tbench "tbench_energy.png" "Tbench Benchmark Energy" "Energy (J)" 7 >> +   plot_png_tbench "tbench_ppw.png" "Tbench Benchmark Performance Per Watt" "Performance Per Watt (MB/J)" 8 >> + >> +   calc_comp_tbench >> + >> +   post_clear_tbench >> +} >
On 8/4/22 00:44, Meng Li wrote: > Add tbench.sh trigger the tbench testing and monitor the cpu desire > performance, frequency, load, power consumption and throughput etc. > > Signed-off-by: Meng Li <li.meng@amd.com> > --- > tools/testing/selftests/amd-pstate/Makefile | 10 +- > tools/testing/selftests/amd-pstate/run.sh | 217 ++++++++++- > tools/testing/selftests/amd-pstate/tbench.sh | 358 +++++++++++++++++++ > 3 files changed, 576 insertions(+), 9 deletions(-) > create mode 100755 tools/testing/selftests/amd-pstate/tbench.sh > > diff --git a/tools/testing/selftests/amd-pstate/Makefile b/tools/testing/selftests/amd-pstate/Makefile > index 6f4c7b01e3bb..cac8dedb7226 100644 > --- a/tools/testing/selftests/amd-pstate/Makefile > +++ b/tools/testing/selftests/amd-pstate/Makefile > @@ -4,7 +4,15 @@ > # No binaries, but make sure arg-less "make" doesn't trigger "run_tests" > all: > > +uname_M := $(shell uname -m 2>/dev/null || echo not) > +ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/) > + > +ifeq (x86,$(ARCH)) > +TEST_GEN_FILES += ../../../power/x86/amd_pstate_tracer/amd_pstate_trace.py > +TEST_GEN_FILES += ../../../power/x86/intel_pstate_tracer/intel_pstate_tracer.py > +endif > + > TEST_PROGS := run.sh > -TEST_FILES := basic.sh > +TEST_FILES := basic.sh tbench.sh > > include ../lib.mk > diff --git a/tools/testing/selftests/amd-pstate/run.sh b/tools/testing/selftests/amd-pstate/run.sh > index dfacbec063c0..aa264e96a6e6 100755 > --- a/tools/testing/selftests/amd-pstate/run.sh > +++ b/tools/testing/selftests/amd-pstate/run.sh > @@ -9,6 +9,7 @@ else > fi > > source basic.sh > +source tbench.sh > > # amd-pstate-ut only run on x86/x86_64 AMD systems. > ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/') > @@ -16,9 +17,107 @@ VENDOR=$(cat /proc/cpuinfo | grep -m 1 'vendor_id' | awk '{print $NF}') > > FUNC=all > OUTFILE=selftest > +OUTFILE_TBENCH="$OUTFILE.tbench" > + > +SYSFS= > +CPUROOT= > +CPUFREQROOT= > +MAKE_CPUS= > + > +TIME_LIMIT=100 > +PROCESS_NUM=128 > +LOOP_TIMES=3 > +TRACER_INTERVAL=10 > +CURRENT_TEST=amd-pstate > +COMPARATIVE_TEST= > > # Kselftest framework requirement - SKIP code is 4. > ksft_skip=4 > +all_scaling_names=("acpi-cpufreq" "amd-pstate") > + > +# Get current cpufreq scaling driver name > +scaling_name() > +{ > + if [ "$COMPARATIVE_TEST" = "" ]; then > + echo "$CURRENT_TEST" > + else > + echo "$COMPARATIVE_TEST" > + fi > +} > + > +# Counts CPUs with cpufreq directories > +count_cpus() > +{ > + count=0; > + > + for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do > + if [ -d $CPUROOT/$cpu/cpufreq ]; then > + let count=count+1; > + fi > + done > + > + echo $count; > +} > + > +# $1: policy > +find_current_governor() > +{ > + cat $CPUFREQROOT/$1/scaling_governor > +} > + > +# $1: policy > +backup_governor() > +{ > + local cur_gov=$(find_current_governor $1) > + > + printf "Governor backup done for $1: $cur_gov\n" > + echo "$1 $cur_gov" >> $OUTFILE.backup_governor.log I would suggest just having a single print statement saying the current governor is being backed up instead of saying this every time. On large systems this adds a lot of noise to the output. > +} > + > +restore_governor() > +{ > + i=0; > + > + policies=$(awk '{print $1}' $OUTFILE.backup_governor.log) > + for policy in $policies; do > + let i++; > + governor=$(sed -n ''$i'p' $OUTFILE.backup_governor.log | awk '{print $2}') > + > + # switch governor > + _switch_governor $policy $governor > + printf "Governor restored for $policy to $governor\n" Same here for just stating that the governor is being restored once. > + done > +} > + > +# $1: policy, $2: governor > +_switch_governor() > +{ > + echo $2 > $CPUFREQROOT/$1/scaling_governor > +} > + > +for_each_policy() > +{ > + policies=$(ls $CPUFREQROOT| grep "policy[0-9].*") > + for policy in $policies; do > + $@ $policy > + done > +} > + > +# $1: governor, $2: policy > +switch_governor() > +{ > + local filepath=$CPUFREQROOT/$2/scaling_available_governors > + > + # Exit if cpu isn't managed by cpufreq core > + if [ ! -f $filepath ]; then > + return; > + fi > + > + # switch governor > + _switch_governor $2 $1 > + > + printf "Switched governor for $2 to $1\n" And also here, just state that you're switching the governor, no need to print it for each cpu. > +} > > # All amd-pstate tests > amd_pstate_all() > @@ -27,8 +126,19 @@ amd_pstate_all() > printf "***** Running AMD P-state Sanity Tests *****\n" > printf "=============================================\n\n" > > + count=$(count_cpus) > + if [ $count = 0 ]; then > + printf "No cpu is managed by cpufreq core, exiting\n" > + exit; > + else > + printf "AMD P-state manages: $count CPUs\n" > + fi > + > # unit test for amd-pstate kernel driver > amd_pstate_basic > + > + # tbench > + amd_pstate_tbench > } > > helpme() > @@ -37,21 +147,27 @@ helpme() > [-h <help>] > [-o <output-file-for-dump>] > [-c <all: All testing, > - basic: Basic testing.>] > + basic: Basic testing, > + tbench: Tbench testing.>] > + [-t <tbench time limit>] > + [-p <tbench process number>] > + [-l <loop times for tbench>] > + [-i <amd tracer interval>] > + [-m <comparative test: acpi-cpufreq>] > \n" > exit 2 > } > > parse_arguments() > { > - while getopts ho:c: arg > + while getopts ho:c:t:p:l:i:m: arg > do > case $arg in > h) # --help > helpme > ;; > > - c) # --func_type (Function to perform: basic (default: all)) > + c) # --func_type (Function to perform: basic, tbench (default: all)) > FUNC=$OPTARG > ;; > > @@ -59,6 +175,26 @@ parse_arguments() > OUTFILE=$OPTARG > ;; > > + t) # --tbench-time-limit > + TIME_LIMIT=$OPTARG > + ;; > + > + p) # --tbench-process-number > + PROCESS_NUM=$OPTARG > + ;; > + > + l) # --tbench-loop-times > + LOOP_TIMES=$OPTARG > + ;; > + > + i) # --amd-tracer-interval > + TRACER_INTERVAL=$OPTARG > + ;; > + > + m) # --comparative-test > + COMPARATIVE_TEST=$OPTARG > + ;; > + > *) > helpme > ;; > @@ -80,10 +216,28 @@ prerequisite() > fi > > scaling_driver=$(cat /sys/devices/system/cpu/cpufreq/policy0/scaling_driver) > - if [ "$scaling_driver" != "amd-pstate" ]; then > - echo "$0 # Skipped: Test can only run on amd-pstate driver." > - echo "$0 # Current cpufreq scaling drvier is $scaling_driver." > - exit $ksft_skip > + if [ "$COMPARATIVE_TEST" = "" ]; then > + if [ "$scaling_driver" != "$CURRENT_TEST" ]; then > + echo "$0 # Skipped: Test can only run on $CURRENT_TEST driver or run comparative test." > + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." > + exit $ksft_skip > + fi > + else > + case "$FUNC" in > + "tbench") > + if [ "$scaling_driver" != "$COMPARATIVE_TEST" ]; then > + echo "$0 # Skipped: Comparison test can only run on $COMPARATIVE_TEST driver." > + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." > + exit $ksft_skip > + fi > + ;; > + > + *) > + echo "$0 # Skipped: Comparison test are only for tbench or gitsource." > + echo "$0 # Current comparative test is for $FUNC." > + exit $ksft_skip > + ;; > + esac > fi > > msg="Skip all tests:" > @@ -91,10 +245,44 @@ prerequisite() > echo $msg please run this as root >&2 > exit $ksft_skip > fi > + > + if [ ! -f perf ] ; then > + echo $msg please build perf under directory tools/perf and copy it to directory amd-pstate. >&2 > + exit $ksft_skip > + fi > + > + SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'` > + > + if [ ! -d "$SYSFS" ]; then > + echo $msg sysfs is not mounted >&2 > + exit 2 > + fi > + > + CPUROOT=$SYSFS/devices/system/cpu > + CPUFREQROOT="$CPUROOT/cpufreq" > + > + if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then > + echo $msg cpus not available in sysfs >&2 > + exit 2 > + fi > + > + if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then > + echo $msg cpufreq directory not available in sysfs >&2 > + exit 2 > + fi > } > > do_test() > { > + # Check if CPUs are managed by cpufreq or not > + count=$(count_cpus) > + MAKE_CPUS=$((count*2)) > + > + if [ $count = 0 ]; then > + echo "No cpu is managed by cpufreq core, exiting" > + exit 2; > + fi > + > case "$FUNC" in > "all") > amd_pstate_all > @@ -104,6 +292,10 @@ do_test() > amd_pstate_basic > ;; > > + "tbench") > + amd_pstate_tbench > + ;; > + > *) > echo "Invalid [-f] function type" > helpme > @@ -116,7 +308,15 @@ pre_clear_dumps() > { > case "$FUNC" in > "all") > - rm -rf $OUTFILE* > + rm -rf $OUTFILE.log > + rm -rf $OUTFILE.backup_governor.log > + rm -rf *.png > + ;; > + > + "tbench") > + rm -rf $OUTFILE.log > + rm -rf $OUTFILE.backup_governor.log > + rm -rf tbench_*.png > ;; > > *) > @@ -127,6 +327,7 @@ pre_clear_dumps() > post_clear_dumps() > { > rm -rf $OUTFILE.log > + rm -rf $OUTFILE.backup_governor.log > } > > # Parse arguments > diff --git a/tools/testing/selftests/amd-pstate/tbench.sh b/tools/testing/selftests/amd-pstate/tbench.sh > new file mode 100755 > index 000000000000..161b78fc12d7 > --- /dev/null > +++ b/tools/testing/selftests/amd-pstate/tbench.sh > @@ -0,0 +1,358 @@ > +#!/bin/sh > +# SPDX-License-Identifier: GPL-2.0 > + > +# Testing and monitor the cpu frequency and performance when > +# this script trigger tbench test. > + > +# protect against multiple inclusion > +if [ $FILE_TBENCH ]; then > + return 0 > +else > + FILE_TBENCH=DONE > +fi > + > +tbench_name="dbench-4.0" > +tbench_tar="$tbench_name.tar.gz" > +tbench_url="https://ftp.samba.org/pub/pub/tridge/dbench/dbench-4.0.tar.gz" > +tbench_governors=("ondemand" "schedutil") > + > +# $1: governor, $2: round, $3: des-perf, $4: freq, $5: load, $6: performance, $7: energy, $8: performance per watt > +store_csv_tbench() > +{ > + echo "$1, $2, $3, $4, $5, $6, $7, $8" | tee -a $OUTFILE_TBENCH.csv > /dev/null 2>&1 > +} > + > +# clear some special lines > +clear_csv_tbench() > +{ > + if [ -f $OUTFILE_TBENCH.csv ]; then > + sed -i '/Comprison(%)/d' $OUTFILE_TBENCH.csv > + sed -i "/$(scaling_name)/d" $OUTFILE_TBENCH.csv > + fi > +} > + > +# find string $1 in file csv and get the number of lines > +get_lines_csv_tbench() > +{ > + if [ -f $OUTFILE_TBENCH.csv ]; then > + return `grep -c "$1" $OUTFILE_TBENCH.csv` > + else > + return 0 > + fi > +} > + > +pre_clear_tbench() > +{ > + post_clear_tbench > + rm -rf tbench_*.png > + clear_csv_tbench > +} > + > +post_clear_tbench() > +{ > + rm -rf results/tracer-tbench* > + rm -rf $OUTFILE_TBENCH*.log > + rm -rf $OUTFILE_TBENCH*.result > + > +} > + > +install_tbench() > +{ > + if [ ! -d $tbench_name ]; then > + printf "Download tbench, please wait a moment ...\n\n" > + wget -O $tbench_tar $tbench_url > /dev/null 2>&1 > + > + printf "Tar tbench ...\n\n" > + tar -xzf $tbench_tar > + > + printf "Compile and install tbench ...\n\n" > + cd $tbench_name > + ./autogen.sh > + ./configure > /dev/null 2>&1 > + make > /dev/null 2>&1 > + make install > /dev/null 2>&1 > + cd .. > + fi > +} > + > +# $1: governor, $2: loop > +run_tbench() > +{ > + echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL" > + ./amd_pstate_trace.py -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 & > + > + printf "Test tbench for $1 #$2 time_limit: $TIME_LIMIT procs_num: $PROCESS_NUM\n" > + cd $tbench_name > + ./tbench_srv > /dev/null 2>&1 & > + ./../perf stat -a --per-socket -I 1000 -e power/energy-pkg/ ./tbench -t $TIME_LIMIT $PROCESS_NUM > ../$OUTFILE_TBENCH-perf-$1-$2.log 2>&1 > + cd .. > + > + pid=`pidof tbench_srv` > + kill $pid > + > + for job in `jobs -p` > + do > + echo "Waiting for job id $job" > + wait $job > + done > +} > + > +# $1: governor, $2: loop > +parse_tbench() > +{ > + awk '{print $5}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-des-perf-$1-$2.log > + avg_des_perf=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-des-perf-$1-$2.log) > + printf "Tbench-$1-#$2 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result > + > + awk '{print $7}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-freq-$1-$2.log > + avg_freq=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-freq-$1-$2.log) > + printf "Tbench-$1-#$2 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result > + > + awk '{print $11}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-load-$1-$2.log > + avg_load=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-load-$1-$2.log) > + printf "Tbench-$1-#$2 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result > + > + grep Throughput $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $2}' > $OUTFILE_TBENCH-throughput-$1-$2.log > + tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1-$2.log) > + printf "Tbench-$1-#$2 throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + grep Joules $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $4}' > $OUTFILE_TBENCH-energy-$1-$2.log > + en_sum=$(awk 'BEGIN {sum=0};{sum ?///+= $1};END {print sum}' $OUTFILE_TBENCH-energy-$1-$2.log) > + printf "Tbench-$1-#$2 power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. > + # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), > + # and t is time measured in seconds(s). This means that performance per watt becomes > + # T/t T/t T > + # --- = --- = --- > + # P E/t E > + # with unit given by MB per joule. > + ppw=`echo "scale=4;($TIME_LIMIT-1)*$tp_sum/$en_sum" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1-#$2 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result > + printf "\n" | tee -a $OUTFILE_TBENCH.result > + > + driver_name=`echo $(scaling_name)` > + store_csv_tbench "$driver_name-$1" $2 $avg_des_perf $avg_freq $avg_load $tp_sum $en_sum $ppw > +} > + > +# $1: governor > +loop_tbench() > +{ > + printf "\nTbench total test times is $LOOP_TIMES for $1\n\n" > + for i in `seq 1 $LOOP_TIMES` > + do > + run_tbench $1 $i > + parse_tbench $1 $i > + done > +} > + > +# $1: governor > +gather_tbench() > +{ > + printf "Tbench test result for $1 (loops:$LOOP_TIMES)" | tee -a $OUTFILE_TBENCH.result > + printf "\n--------------------------------------------------\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg des perf:" | awk '{print $NF}' > $OUTFILE_TBENCH-des-perf-$1.log > + avg_des_perf=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-des-perf-$1.log) > + printf "Tbench-$1 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg freq:" | awk '{print $NF}' > $OUTFILE_TBENCH-freq-$1.log > + avg_freq=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-freq-$1.log) > + printf "Tbench-$1 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg load:" | awk '{print $NF}' > $OUTFILE_TBENCH-load-$1.log > + avg_load=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-load-$1.log) > + printf "Tbench-$1 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "throughput(MB/s):" | awk '{print $NF}' > $OUTFILE_TBENCH-throughput-$1.log > + tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1.log) > + printf "Tbench-$1 total throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + avg_tp=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-throughput-$1.log) > + printf "Tbench-$1 avg throughput(MB/s): $avg_tp\n" | tee -a $OUTFILE_TBENCH.result > + > + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "power consumption(J):" | awk '{print $NF}' > $OUTFILE_TBENCH-energy-$1.log > + en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1.log) > + printf "Tbench-$1 total power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result > + > + avg_en=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-energy-$1.log) > + printf "Tbench-$1 avg power consumption(J): $avg_en\n" | tee -a $OUTFILE_TBENCH.result > + > + # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. > + # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), > + # and t is time measured in seconds(s). This means that performance per watt becomes > + # T/t T/t T > + # --- = --- = --- > + # P E/t E > + # with unit given by MB per joule. > + ppw=`echo "scale=4;($TIME_LIMIT-1)*$avg_tp/$avg_en" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result > + printf "\n" | tee -a $OUTFILE_TBENCH.result > + > + driver_name=`echo $(scaling_name)` > + store_csv_tbench "$driver_name-$1" "Average" $avg_des_perf $avg_freq $avg_load $avg_tp $avg_en $ppw > +} > + > +# $1: base scaling_driver $2: base governor $3: comparative scaling_driver $4: comparative governor > +__calc_comp_tbench() > +{ > + base=`grep "$1-$2" $OUTFILE_TBENCH.csv | grep "Average"` > + comp=`grep "$3-$4" $OUTFILE_TBENCH.csv | grep "Average"` > + > + if [ -n "$base" -a -n "$comp" ]; then > + printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result > + printf "Tbench comparison $1-$2 VS $3-$4" | tee -a $OUTFILE_TBENCH.result > + printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result > + > + # get the base values > + des_perf_base=`echo "$base" | awk '{print $3}' | sed s/,//` > + freq_base=`echo "$base" | awk '{print $4}' | sed s/,//` > + load_base=`echo "$base" | awk '{print $5}' | sed s/,//` > + perf_base=`echo "$base" | awk '{print $6}' | sed s/,//` > + energy_base=`echo "$base" | awk '{print $7}' | sed s/,//` > + ppw_base=`echo "$base" | awk '{print $8}' | sed s/,//` > + > + # get the comparative values > + des_perf_comp=`echo "$comp" | awk '{print $3}' | sed s/,//` > + freq_comp=`echo "$comp" | awk '{print $4}' | sed s/,//` > + load_comp=`echo "$comp" | awk '{print $5}' | sed s/,//` > + perf_comp=`echo "$comp" | awk '{print $6}' | sed s/,//` > + energy_comp=`echo "$comp" | awk '{print $7}' | sed s/,//` > + ppw_comp=`echo "$comp" | awk '{print $8}' | sed s/,//` > + > + # compare the base and comp values > + des_perf_drop=`echo "scale=4;($des_perf_comp-$des_perf_base)*100/$des_perf_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 des perf base: $des_perf_base comprison: $des_perf_comp percent: $des_perf_drop\n" | tee -a $OUTFILE_TBENCH.result s/comprison/comparison/ here and elsewhere. -Nathan > + > + freq_drop=`echo "scale=4;($freq_comp-$freq_base)*100/$freq_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 freq base: $freq_base comprison: $freq_comp percent: $freq_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + load_drop=`echo "scale=4;($load_comp-$load_base)*100/$load_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 load base: $load_base comprison: $load_comp percent: $load_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + perf_drop=`echo "scale=4;($perf_comp-$perf_base)*100/$perf_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 perf base: $perf_base comprison: $perf_comp percent: $perf_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + energy_drop=`echo "scale=4;($energy_comp-$energy_base)*100/$energy_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 energy base: $energy_base comprison: $energy_comp percent: $energy_drop\n" | tee -a $OUTFILE_TBENCH.result > + > + ppw_drop=`echo "scale=4;($ppw_comp-$ppw_base)*100/$ppw_base" | bc | awk '{printf "%.4f", $0}'` > + printf "Tbench-$1 performance per watt base: $ppw_base comprison: $ppw_comp percent: $ppw_drop\n" | tee -a $OUTFILE_TBENCH.result > + printf "\n" | tee -a $OUTFILE_TBENCH.result > + > + store_csv_tbench "$1-$2 VS $3-$4" "Comprison(%)" "$des_perf_drop" "$freq_drop" "$load_drop" "$perf_drop" "$energy_drop" "$ppw_drop" > + fi > +} > + > +# calculate the comparison(%) > +calc_comp_tbench() > +{ > + # acpi-cpufreq-ondemand VS acpi-cpufreq-schedutil > + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[0]} ${tbench_governors[1]} > + > + # amd-pstate-ondemand VS amd-pstate-schedutil > + __calc_comp_tbench ${all_scaling_names[1]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[1]} > + > + # acpi-cpufreq-ondemand VS amd-pstate-ondemand > + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[0]} > + > + # acpi-cpufreq-schedutil VS amd-pstate-schedutil > + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[1]} ${all_scaling_names[1]} ${tbench_governors[1]} > +} > + > +# $1: file_name, $2: title, $3: ylable, $4: column > +plot_png_tbench() > +{ > + # all_scaling_names[1] all_scaling_names[0] flag > + # amd-pstate acpi-cpufreq > + # N N 0 > + # N Y 1 > + # Y N 2 > + # Y Y 3 > + ret=`grep -c "${all_scaling_names[1]}" $OUTFILE_TBENCH.csv` > + if [ $ret -eq 0 ]; then > + ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` > + if [ $ret -eq 0 ]; then > + flag=0 > + else > + flag=1 > + fi > + else > + ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` > + if [ $ret -eq 0 ]; then > + flag=2 > + else > + flag=3 > + fi > + fi > + > + gnuplot << EOF > + set term png > + set output "$1" > + > + set title "$2" > + set xlabel "Test Cycles (round)" > + set ylabel "$3" > + > + set grid > + set style data histogram > + set style fill solid 0.5 border > + set boxwidth 0.8 > + > + if ($flag == 1) { > + plot \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}" > + } else { > + if ($flag == 2) { > + plot \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" > + } else { > + if ($flag == 3 ) { > + plot \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ > + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" > + } > + } > + } > + quit > +EOF > +} > + > +amd_pstate_tbench() > +{ > + printf "\n---------------------------------------------\n" > + printf "*** Running tbench ***" > + printf "\n---------------------------------------------\n" > + > + pre_clear_tbench > + > + install_tbench > + > + get_lines_csv_tbench "Governor" > + if [ $? -eq 0 ]; then > + # add titles and unit for csv file > + store_csv_tbench "Governor" "Round" "Des-perf" "Freq" "Load" "Performance" "Energy" "Performance Per Watt" > + store_csv_tbench "Unit" "" "" "GHz" "" "MB/s" "J" "MB/J" > + fi > + > + for_each_policy backup_governor > + for governor in ${tbench_governors[*]} ; do > + printf "\nSpecified governor is $governor\n\n" > + for_each_policy switch_governor $governor > + loop_tbench $governor > + gather_tbench $governor > + done > + restore_governor > + > + plot_png_tbench "tbench_perfromance.png" "Tbench Benchmark Performance" "Performance" 6 > + plot_png_tbench "tbench_energy.png" "Tbench Benchmark Energy" "Energy (J)" 7 > + plot_png_tbench "tbench_ppw.png" "Tbench Benchmark Performance Per Watt" "Performance Per Watt (MB/J)" 8 > + > + calc_comp_tbench > + > + post_clear_tbench > +}
diff --git a/tools/testing/selftests/amd-pstate/Makefile b/tools/testing/selftests/amd-pstate/Makefile index 6f4c7b01e3bb..cac8dedb7226 100644 --- a/tools/testing/selftests/amd-pstate/Makefile +++ b/tools/testing/selftests/amd-pstate/Makefile @@ -4,7 +4,15 @@ # No binaries, but make sure arg-less "make" doesn't trigger "run_tests" all: +uname_M := $(shell uname -m 2>/dev/null || echo not) +ARCH ?= $(shell echo $(uname_M) | sed -e s/i.86/x86/ -e s/x86_64/x86/) + +ifeq (x86,$(ARCH)) +TEST_GEN_FILES += ../../../power/x86/amd_pstate_tracer/amd_pstate_trace.py +TEST_GEN_FILES += ../../../power/x86/intel_pstate_tracer/intel_pstate_tracer.py +endif + TEST_PROGS := run.sh -TEST_FILES := basic.sh +TEST_FILES := basic.sh tbench.sh include ../lib.mk diff --git a/tools/testing/selftests/amd-pstate/run.sh b/tools/testing/selftests/amd-pstate/run.sh index dfacbec063c0..aa264e96a6e6 100755 --- a/tools/testing/selftests/amd-pstate/run.sh +++ b/tools/testing/selftests/amd-pstate/run.sh @@ -9,6 +9,7 @@ else fi source basic.sh +source tbench.sh # amd-pstate-ut only run on x86/x86_64 AMD systems. ARCH=$(uname -m 2>/dev/null | sed -e 's/i.86/x86/' -e 's/x86_64/x86/') @@ -16,9 +17,107 @@ VENDOR=$(cat /proc/cpuinfo | grep -m 1 'vendor_id' | awk '{print $NF}') FUNC=all OUTFILE=selftest +OUTFILE_TBENCH="$OUTFILE.tbench" + +SYSFS= +CPUROOT= +CPUFREQROOT= +MAKE_CPUS= + +TIME_LIMIT=100 +PROCESS_NUM=128 +LOOP_TIMES=3 +TRACER_INTERVAL=10 +CURRENT_TEST=amd-pstate +COMPARATIVE_TEST= # Kselftest framework requirement - SKIP code is 4. ksft_skip=4 +all_scaling_names=("acpi-cpufreq" "amd-pstate") + +# Get current cpufreq scaling driver name +scaling_name() +{ + if [ "$COMPARATIVE_TEST" = "" ]; then + echo "$CURRENT_TEST" + else + echo "$COMPARATIVE_TEST" + fi +} + +# Counts CPUs with cpufreq directories +count_cpus() +{ + count=0; + + for cpu in `ls $CPUROOT | grep "cpu[0-9].*"`; do + if [ -d $CPUROOT/$cpu/cpufreq ]; then + let count=count+1; + fi + done + + echo $count; +} + +# $1: policy +find_current_governor() +{ + cat $CPUFREQROOT/$1/scaling_governor +} + +# $1: policy +backup_governor() +{ + local cur_gov=$(find_current_governor $1) + + printf "Governor backup done for $1: $cur_gov\n" + echo "$1 $cur_gov" >> $OUTFILE.backup_governor.log +} + +restore_governor() +{ + i=0; + + policies=$(awk '{print $1}' $OUTFILE.backup_governor.log) + for policy in $policies; do + let i++; + governor=$(sed -n ''$i'p' $OUTFILE.backup_governor.log | awk '{print $2}') + + # switch governor + _switch_governor $policy $governor + printf "Governor restored for $policy to $governor\n" + done +} + +# $1: policy, $2: governor +_switch_governor() +{ + echo $2 > $CPUFREQROOT/$1/scaling_governor +} + +for_each_policy() +{ + policies=$(ls $CPUFREQROOT| grep "policy[0-9].*") + for policy in $policies; do + $@ $policy + done +} + +# $1: governor, $2: policy +switch_governor() +{ + local filepath=$CPUFREQROOT/$2/scaling_available_governors + + # Exit if cpu isn't managed by cpufreq core + if [ ! -f $filepath ]; then + return; + fi + + # switch governor + _switch_governor $2 $1 + + printf "Switched governor for $2 to $1\n" +} # All amd-pstate tests amd_pstate_all() @@ -27,8 +126,19 @@ amd_pstate_all() printf "***** Running AMD P-state Sanity Tests *****\n" printf "=============================================\n\n" + count=$(count_cpus) + if [ $count = 0 ]; then + printf "No cpu is managed by cpufreq core, exiting\n" + exit; + else + printf "AMD P-state manages: $count CPUs\n" + fi + # unit test for amd-pstate kernel driver amd_pstate_basic + + # tbench + amd_pstate_tbench } helpme() @@ -37,21 +147,27 @@ helpme() [-h <help>] [-o <output-file-for-dump>] [-c <all: All testing, - basic: Basic testing.>] + basic: Basic testing, + tbench: Tbench testing.>] + [-t <tbench time limit>] + [-p <tbench process number>] + [-l <loop times for tbench>] + [-i <amd tracer interval>] + [-m <comparative test: acpi-cpufreq>] \n" exit 2 } parse_arguments() { - while getopts ho:c: arg + while getopts ho:c:t:p:l:i:m: arg do case $arg in h) # --help helpme ;; - c) # --func_type (Function to perform: basic (default: all)) + c) # --func_type (Function to perform: basic, tbench (default: all)) FUNC=$OPTARG ;; @@ -59,6 +175,26 @@ parse_arguments() OUTFILE=$OPTARG ;; + t) # --tbench-time-limit + TIME_LIMIT=$OPTARG + ;; + + p) # --tbench-process-number + PROCESS_NUM=$OPTARG + ;; + + l) # --tbench-loop-times + LOOP_TIMES=$OPTARG + ;; + + i) # --amd-tracer-interval + TRACER_INTERVAL=$OPTARG + ;; + + m) # --comparative-test + COMPARATIVE_TEST=$OPTARG + ;; + *) helpme ;; @@ -80,10 +216,28 @@ prerequisite() fi scaling_driver=$(cat /sys/devices/system/cpu/cpufreq/policy0/scaling_driver) - if [ "$scaling_driver" != "amd-pstate" ]; then - echo "$0 # Skipped: Test can only run on amd-pstate driver." - echo "$0 # Current cpufreq scaling drvier is $scaling_driver." - exit $ksft_skip + if [ "$COMPARATIVE_TEST" = "" ]; then + if [ "$scaling_driver" != "$CURRENT_TEST" ]; then + echo "$0 # Skipped: Test can only run on $CURRENT_TEST driver or run comparative test." + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." + exit $ksft_skip + fi + else + case "$FUNC" in + "tbench") + if [ "$scaling_driver" != "$COMPARATIVE_TEST" ]; then + echo "$0 # Skipped: Comparison test can only run on $COMPARATIVE_TEST driver." + echo "$0 # Current cpufreq scaling drvier is $scaling_driver." + exit $ksft_skip + fi + ;; + + *) + echo "$0 # Skipped: Comparison test are only for tbench or gitsource." + echo "$0 # Current comparative test is for $FUNC." + exit $ksft_skip + ;; + esac fi msg="Skip all tests:" @@ -91,10 +245,44 @@ prerequisite() echo $msg please run this as root >&2 exit $ksft_skip fi + + if [ ! -f perf ] ; then + echo $msg please build perf under directory tools/perf and copy it to directory amd-pstate. >&2 + exit $ksft_skip + fi + + SYSFS=`mount -t sysfs | head -1 | awk '{ print $3 }'` + + if [ ! -d "$SYSFS" ]; then + echo $msg sysfs is not mounted >&2 + exit 2 + fi + + CPUROOT=$SYSFS/devices/system/cpu + CPUFREQROOT="$CPUROOT/cpufreq" + + if ! ls $CPUROOT/cpu* > /dev/null 2>&1; then + echo $msg cpus not available in sysfs >&2 + exit 2 + fi + + if ! ls $CPUROOT/cpufreq > /dev/null 2>&1; then + echo $msg cpufreq directory not available in sysfs >&2 + exit 2 + fi } do_test() { + # Check if CPUs are managed by cpufreq or not + count=$(count_cpus) + MAKE_CPUS=$((count*2)) + + if [ $count = 0 ]; then + echo "No cpu is managed by cpufreq core, exiting" + exit 2; + fi + case "$FUNC" in "all") amd_pstate_all @@ -104,6 +292,10 @@ do_test() amd_pstate_basic ;; + "tbench") + amd_pstate_tbench + ;; + *) echo "Invalid [-f] function type" helpme @@ -116,7 +308,15 @@ pre_clear_dumps() { case "$FUNC" in "all") - rm -rf $OUTFILE* + rm -rf $OUTFILE.log + rm -rf $OUTFILE.backup_governor.log + rm -rf *.png + ;; + + "tbench") + rm -rf $OUTFILE.log + rm -rf $OUTFILE.backup_governor.log + rm -rf tbench_*.png ;; *) @@ -127,6 +327,7 @@ pre_clear_dumps() post_clear_dumps() { rm -rf $OUTFILE.log + rm -rf $OUTFILE.backup_governor.log } # Parse arguments diff --git a/tools/testing/selftests/amd-pstate/tbench.sh b/tools/testing/selftests/amd-pstate/tbench.sh new file mode 100755 index 000000000000..161b78fc12d7 --- /dev/null +++ b/tools/testing/selftests/amd-pstate/tbench.sh @@ -0,0 +1,358 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 + +# Testing and monitor the cpu frequency and performance when +# this script trigger tbench test. + +# protect against multiple inclusion +if [ $FILE_TBENCH ]; then + return 0 +else + FILE_TBENCH=DONE +fi + +tbench_name="dbench-4.0" +tbench_tar="$tbench_name.tar.gz" +tbench_url="https://ftp.samba.org/pub/pub/tridge/dbench/dbench-4.0.tar.gz" +tbench_governors=("ondemand" "schedutil") + +# $1: governor, $2: round, $3: des-perf, $4: freq, $5: load, $6: performance, $7: energy, $8: performance per watt +store_csv_tbench() +{ + echo "$1, $2, $3, $4, $5, $6, $7, $8" | tee -a $OUTFILE_TBENCH.csv > /dev/null 2>&1 +} + +# clear some special lines +clear_csv_tbench() +{ + if [ -f $OUTFILE_TBENCH.csv ]; then + sed -i '/Comprison(%)/d' $OUTFILE_TBENCH.csv + sed -i "/$(scaling_name)/d" $OUTFILE_TBENCH.csv + fi +} + +# find string $1 in file csv and get the number of lines +get_lines_csv_tbench() +{ + if [ -f $OUTFILE_TBENCH.csv ]; then + return `grep -c "$1" $OUTFILE_TBENCH.csv` + else + return 0 + fi +} + +pre_clear_tbench() +{ + post_clear_tbench + rm -rf tbench_*.png + clear_csv_tbench +} + +post_clear_tbench() +{ + rm -rf results/tracer-tbench* + rm -rf $OUTFILE_TBENCH*.log + rm -rf $OUTFILE_TBENCH*.result + +} + +install_tbench() +{ + if [ ! -d $tbench_name ]; then + printf "Download tbench, please wait a moment ...\n\n" + wget -O $tbench_tar $tbench_url > /dev/null 2>&1 + + printf "Tar tbench ...\n\n" + tar -xzf $tbench_tar + + printf "Compile and install tbench ...\n\n" + cd $tbench_name + ./autogen.sh + ./configure > /dev/null 2>&1 + make > /dev/null 2>&1 + make install > /dev/null 2>&1 + cd .. + fi +} + +# $1: governor, $2: loop +run_tbench() +{ + echo "Launching amd pstate tracer for $1 #$2 tracer_interval: $TRACER_INTERVAL" + ./amd_pstate_trace.py -n tracer-tbench-$1-$2 -i $TRACER_INTERVAL > /dev/null 2>&1 & + + printf "Test tbench for $1 #$2 time_limit: $TIME_LIMIT procs_num: $PROCESS_NUM\n" + cd $tbench_name + ./tbench_srv > /dev/null 2>&1 & + ./../perf stat -a --per-socket -I 1000 -e power/energy-pkg/ ./tbench -t $TIME_LIMIT $PROCESS_NUM > ../$OUTFILE_TBENCH-perf-$1-$2.log 2>&1 + cd .. + + pid=`pidof tbench_srv` + kill $pid + + for job in `jobs -p` + do + echo "Waiting for job id $job" + wait $job + done +} + +# $1: governor, $2: loop +parse_tbench() +{ + awk '{print $5}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-des-perf-$1-$2.log + avg_des_perf=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-des-perf-$1-$2.log) + printf "Tbench-$1-#$2 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result + + awk '{print $7}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-freq-$1-$2.log + avg_freq=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-freq-$1-$2.log) + printf "Tbench-$1-#$2 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result + + awk '{print $11}' results/tracer-tbench-$1-$2/cpu.csv | sed -e '1d' | sed s/,// > $OUTFILE_TBENCH-load-$1-$2.log + avg_load=$(awk 'BEGIN {i=0; sum=0};{i++; sum += $1};END {print sum/i}' $OUTFILE_TBENCH-load-$1-$2.log) + printf "Tbench-$1-#$2 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result + + grep Throughput $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $2}' > $OUTFILE_TBENCH-throughput-$1-$2.log + tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1-$2.log) + printf "Tbench-$1-#$2 throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result + + grep Joules $OUTFILE_TBENCH-perf-$1-$2.log | awk '{print $4}' > $OUTFILE_TBENCH-energy-$1-$2.log + en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1-$2.log) + printf "Tbench-$1-#$2 power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result + + # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. + # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), + # and t is time measured in seconds(s). This means that performance per watt becomes + # T/t T/t T + # --- = --- = --- + # P E/t E + # with unit given by MB per joule. + ppw=`echo "scale=4;($TIME_LIMIT-1)*$tp_sum/$en_sum" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1-#$2 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result + printf "\n" | tee -a $OUTFILE_TBENCH.result + + driver_name=`echo $(scaling_name)` + store_csv_tbench "$driver_name-$1" $2 $avg_des_perf $avg_freq $avg_load $tp_sum $en_sum $ppw +} + +# $1: governor +loop_tbench() +{ + printf "\nTbench total test times is $LOOP_TIMES for $1\n\n" + for i in `seq 1 $LOOP_TIMES` + do + run_tbench $1 $i + parse_tbench $1 $i + done +} + +# $1: governor +gather_tbench() +{ + printf "Tbench test result for $1 (loops:$LOOP_TIMES)" | tee -a $OUTFILE_TBENCH.result + printf "\n--------------------------------------------------\n" | tee -a $OUTFILE_TBENCH.result + + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg des perf:" | awk '{print $NF}' > $OUTFILE_TBENCH-des-perf-$1.log + avg_des_perf=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-des-perf-$1.log) + printf "Tbench-$1 avg des perf: $avg_des_perf\n" | tee -a $OUTFILE_TBENCH.result + + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg freq:" | awk '{print $NF}' > $OUTFILE_TBENCH-freq-$1.log + avg_freq=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-freq-$1.log) + printf "Tbench-$1 avg freq: $avg_freq\n" | tee -a $OUTFILE_TBENCH.result + + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "avg load:" | awk '{print $NF}' > $OUTFILE_TBENCH-load-$1.log + avg_load=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-load-$1.log) + printf "Tbench-$1 avg load: $avg_load\n" | tee -a $OUTFILE_TBENCH.result + + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "throughput(MB/s):" | awk '{print $NF}' > $OUTFILE_TBENCH-throughput-$1.log + tp_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-throughput-$1.log) + printf "Tbench-$1 total throughput(MB/s): $tp_sum\n" | tee -a $OUTFILE_TBENCH.result + + avg_tp=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-throughput-$1.log) + printf "Tbench-$1 avg throughput(MB/s): $avg_tp\n" | tee -a $OUTFILE_TBENCH.result + + grep "Tbench-$1-#" $OUTFILE_TBENCH.result | grep "power consumption(J):" | awk '{print $NF}' > $OUTFILE_TBENCH-energy-$1.log + en_sum=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum}' $OUTFILE_TBENCH-energy-$1.log) + printf "Tbench-$1 total power consumption(J): $en_sum\n" | tee -a $OUTFILE_TBENCH.result + + avg_en=$(awk 'BEGIN {sum=0};{sum += $1};END {print sum/'$LOOP_TIMES'}' $OUTFILE_TBENCH-energy-$1.log) + printf "Tbench-$1 avg power consumption(J): $avg_en\n" | tee -a $OUTFILE_TBENCH.result + + # Permance is throughput per second, denoted T/t, where T is throught rendered in t seconds. + # It is well known that P=E/t, where P is power measured in watts(W), E is energy measured in joules(J), + # and t is time measured in seconds(s). This means that performance per watt becomes + # T/t T/t T + # --- = --- = --- + # P E/t E + # with unit given by MB per joule. + ppw=`echo "scale=4;($TIME_LIMIT-1)*$avg_tp/$avg_en" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 performance per watt(MB/J): $ppw\n" | tee -a $OUTFILE_TBENCH.result + printf "\n" | tee -a $OUTFILE_TBENCH.result + + driver_name=`echo $(scaling_name)` + store_csv_tbench "$driver_name-$1" "Average" $avg_des_perf $avg_freq $avg_load $avg_tp $avg_en $ppw +} + +# $1: base scaling_driver $2: base governor $3: comparative scaling_driver $4: comparative governor +__calc_comp_tbench() +{ + base=`grep "$1-$2" $OUTFILE_TBENCH.csv | grep "Average"` + comp=`grep "$3-$4" $OUTFILE_TBENCH.csv | grep "Average"` + + if [ -n "$base" -a -n "$comp" ]; then + printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result + printf "Tbench comparison $1-$2 VS $3-$4" | tee -a $OUTFILE_TBENCH.result + printf "\n==================================================\n" | tee -a $OUTFILE_TBENCH.result + + # get the base values + des_perf_base=`echo "$base" | awk '{print $3}' | sed s/,//` + freq_base=`echo "$base" | awk '{print $4}' | sed s/,//` + load_base=`echo "$base" | awk '{print $5}' | sed s/,//` + perf_base=`echo "$base" | awk '{print $6}' | sed s/,//` + energy_base=`echo "$base" | awk '{print $7}' | sed s/,//` + ppw_base=`echo "$base" | awk '{print $8}' | sed s/,//` + + # get the comparative values + des_perf_comp=`echo "$comp" | awk '{print $3}' | sed s/,//` + freq_comp=`echo "$comp" | awk '{print $4}' | sed s/,//` + load_comp=`echo "$comp" | awk '{print $5}' | sed s/,//` + perf_comp=`echo "$comp" | awk '{print $6}' | sed s/,//` + energy_comp=`echo "$comp" | awk '{print $7}' | sed s/,//` + ppw_comp=`echo "$comp" | awk '{print $8}' | sed s/,//` + + # compare the base and comp values + des_perf_drop=`echo "scale=4;($des_perf_comp-$des_perf_base)*100/$des_perf_base" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 des perf base: $des_perf_base comprison: $des_perf_comp percent: $des_perf_drop\n" | tee -a $OUTFILE_TBENCH.result + + freq_drop=`echo "scale=4;($freq_comp-$freq_base)*100/$freq_base" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 freq base: $freq_base comprison: $freq_comp percent: $freq_drop\n" | tee -a $OUTFILE_TBENCH.result + + load_drop=`echo "scale=4;($load_comp-$load_base)*100/$load_base" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 load base: $load_base comprison: $load_comp percent: $load_drop\n" | tee -a $OUTFILE_TBENCH.result + + perf_drop=`echo "scale=4;($perf_comp-$perf_base)*100/$perf_base" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 perf base: $perf_base comprison: $perf_comp percent: $perf_drop\n" | tee -a $OUTFILE_TBENCH.result + + energy_drop=`echo "scale=4;($energy_comp-$energy_base)*100/$energy_base" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 energy base: $energy_base comprison: $energy_comp percent: $energy_drop\n" | tee -a $OUTFILE_TBENCH.result + + ppw_drop=`echo "scale=4;($ppw_comp-$ppw_base)*100/$ppw_base" | bc | awk '{printf "%.4f", $0}'` + printf "Tbench-$1 performance per watt base: $ppw_base comprison: $ppw_comp percent: $ppw_drop\n" | tee -a $OUTFILE_TBENCH.result + printf "\n" | tee -a $OUTFILE_TBENCH.result + + store_csv_tbench "$1-$2 VS $3-$4" "Comprison(%)" "$des_perf_drop" "$freq_drop" "$load_drop" "$perf_drop" "$energy_drop" "$ppw_drop" + fi +} + +# calculate the comparison(%) +calc_comp_tbench() +{ + # acpi-cpufreq-ondemand VS acpi-cpufreq-schedutil + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[0]} ${tbench_governors[1]} + + # amd-pstate-ondemand VS amd-pstate-schedutil + __calc_comp_tbench ${all_scaling_names[1]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[1]} + + # acpi-cpufreq-ondemand VS amd-pstate-ondemand + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[0]} ${all_scaling_names[1]} ${tbench_governors[0]} + + # acpi-cpufreq-schedutil VS amd-pstate-schedutil + __calc_comp_tbench ${all_scaling_names[0]} ${tbench_governors[1]} ${all_scaling_names[1]} ${tbench_governors[1]} +} + +# $1: file_name, $2: title, $3: ylable, $4: column +plot_png_tbench() +{ + # all_scaling_names[1] all_scaling_names[0] flag + # amd-pstate acpi-cpufreq + # N N 0 + # N Y 1 + # Y N 2 + # Y Y 3 + ret=`grep -c "${all_scaling_names[1]}" $OUTFILE_TBENCH.csv` + if [ $ret -eq 0 ]; then + ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` + if [ $ret -eq 0 ]; then + flag=0 + else + flag=1 + fi + else + ret=`grep -c "${all_scaling_names[0]}" $OUTFILE_TBENCH.csv` + if [ $ret -eq 0 ]; then + flag=2 + else + flag=3 + fi + fi + + gnuplot << EOF + set term png + set output "$1" + + set title "$2" + set xlabel "Test Cycles (round)" + set ylabel "$3" + + set grid + set style data histogram + set style fill solid 0.5 border + set boxwidth 0.8 + + if ($flag == 1) { + plot \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}" + } else { + if ($flag == 2) { + plot \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" + } else { + if ($flag == 3 ) { + plot \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[0]}", \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[0]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[0]}-${tbench_governors[1]}", \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[0]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[0]}", \ + "<(sed -n -e 's/,//g' -e '/${all_scaling_names[1]}-${tbench_governors[1]}/p' $OUTFILE_TBENCH.csv)" using $4:xtic(2) title "${all_scaling_names[1]}-${tbench_governors[1]}" + } + } + } + quit +EOF +} + +amd_pstate_tbench() +{ + printf "\n---------------------------------------------\n" + printf "*** Running tbench ***" + printf "\n---------------------------------------------\n" + + pre_clear_tbench + + install_tbench + + get_lines_csv_tbench "Governor" + if [ $? -eq 0 ]; then + # add titles and unit for csv file + store_csv_tbench "Governor" "Round" "Des-perf" "Freq" "Load" "Performance" "Energy" "Performance Per Watt" + store_csv_tbench "Unit" "" "" "GHz" "" "MB/s" "J" "MB/J" + fi + + for_each_policy backup_governor + for governor in ${tbench_governors[*]} ; do + printf "\nSpecified governor is $governor\n\n" + for_each_policy switch_governor $governor + loop_tbench $governor + gather_tbench $governor + done + restore_governor + + plot_png_tbench "tbench_perfromance.png" "Tbench Benchmark Performance" "Performance" 6 + plot_png_tbench "tbench_energy.png" "Tbench Benchmark Energy" "Energy (J)" 7 + plot_png_tbench "tbench_ppw.png" "Tbench Benchmark Performance Per Watt" "Performance Per Watt (MB/J)" 8 + + calc_comp_tbench + + post_clear_tbench +}
Add tbench.sh trigger the tbench testing and monitor the cpu desire performance, frequency, load, power consumption and throughput etc. Signed-off-by: Meng Li <li.meng@amd.com> --- tools/testing/selftests/amd-pstate/Makefile | 10 +- tools/testing/selftests/amd-pstate/run.sh | 217 ++++++++++- tools/testing/selftests/amd-pstate/tbench.sh | 358 +++++++++++++++++++ 3 files changed, 576 insertions(+), 9 deletions(-) create mode 100755 tools/testing/selftests/amd-pstate/tbench.sh