tl-tester

#!/bin/sh
# simple regression tester for toplev
# this just tests if all events resolve etc, as it would
# need the individual CPUs.
# for non root set kernel.perf_event_paranoid = -1

set -e
set -x

WRAP=${WRAP:-}

failed() {
	echo FAILED
}
trap failed ERR 0

. ./cpumap.sh

cat >hello.c <<EOL
#include <stdio.h>
int main() {
	printf("Hello world\n");
	return 0;
}
EOL

LOAD="-- gcc -o /dev/null hello.c"

set -o pipefail

SMTCPUS="ivb ivt hsw hsx" # bdw
NOSMTCPUS="snb jkt slm"
ALLCPUS="$SMTCPUS $NOSMTCPUS"

if [ $(whoami) = root ] ; then
	ALL="--all"
else
	ALL="--metrics -l5 --tsx --power"
fi

EVENTMAP=${cpus[ivb]} FORCECPU=$j $WRAP ./toplev.py $LOAD
DIRECT_MSR=1 EVENTMAP=${cpus[ivb]} FORCECPU=$j $WRAP ./toplev.py $LOAD
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py -d -l4 $LOAD
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py -v -d -l4 $LOAD
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py -x, -v -d -l4 $LOAD
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py --metrics -x, -v -d -l4 $LOAD
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py -d $ALL --kernel $LOAD | tee log
grep :k log
grep /k log

# test L1 uses a single group
onegroup() {
	grep perf $1 | tr -cd '{}' | awk ' { if ($1 != "{}") { print "more than one group for L1" ; exit(1); } } '
}

badschedules=0
badschedlist=""

checklog() {
	if grep "not supported 100.00%" $1 ; then
		echo "WARNING unsupported schedule in $1"
		badschedules=$[$badschedules + 1]
		badschedlist="$badschedlist $1"
	fi
}

for j in $SMTCPUS ; do
EVENTMAP=${cpus[$j]} FORCEHT=1 FORCECPU=$j $WRAP ./toplev.py -d -l1 $LOAD 2>&1 | tee log.$j
onegroup log.$j
checklog log.$j
EVENTMAP=${cpus[$j]} FORCEHT=0 FORCECPU=$j $WRAP ./toplev.py -d -l1 $LOAD 2>&1 | tee log.$j
onegroup log.$j
EVENTMAP=${cpus[$j]} FORCEHT=1 FORCECPU=$j $WRAP ./toplev.py -d $ALL $LOAD 2>&1 | tee log.$j
checklog log.$j
EVENTMAP=${cpus[$j]} FORCEHT=0 FORCECPU=$j $WRAP ./toplev.py -d $ALL $LOAD 2>&1 | tee log.$j
#checklog log.$j
done

for j in $NOSMTCPUS ; do
EVENTMAP=${cpus[$j]} FORCECPU=$j $WRAP ./toplev.py -d -l1 $LOAD 2>&1 | tee log.$j
onegroup log.$j
checklog log.$j
EVENTMAP=${cpus[$j]} FORCECPU=$j $WRAP ./toplev.py -d $ALL $LOAD 2>&1 | tee log.$j
checklog log.$j
done

# misc features
EVENTMAP=${cpus[hsw]} FORCECPU=hsw $WRAP ./toplev.py -d --metrics --no-multiplex -l4 $LOAD
EVENTMAP=${cpus[hsw]} FORCECPU=hsw $WRAP ./toplev.py -d --power -l4 $LOAD
EVENTMAP=${cpus[hsw]} FORCECPU=hsw $WRAP ./toplev.py -d $ALL --no-group $LOAD
EVENTMAP=${cpus[hsw]} FORCECPU=hsw $WRAP ./toplev.py -d --sw -l4 $LOAD
EVENTMAP=${cpus[hsw]} FORCECPU=hsw $WRAP ./toplev.py --graph -o x.png -d --metrics -l4 $LOAD
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py -d -l4 -I 100 sleep 1
EVENTMAP=${cpus[ivb]} FORCECPU=ivb $WRAP ./toplev.py -d -l4 --user $LOAD | tee log
grep :u log
grep /u log

# need new perf
# test other perf output formats
EVENTMAP=${cpus[snb]} FORCEHT=0 FORCECPU=snb $WRAP ./toplev.py -d -l4 -I 1000 -a --per-core sleep 1
EVENTMAP=${cpus[snb]} FORCEHT=0 FORCECPU=snb $WRAP ./toplev.py -d -l4 -I 1000 -a --per-socket sleep 1
EVENTMAP=${cpus[snb]} FORCEHT=0 FORCECPU=snb $WRAP ./toplev.py -d -l4 -I 1000 -a -A sleep 1

trap "" ERR 0

echo
echo "$badschedules bad schedules: $badschedlist"
echo "SUCCEEDED"