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#!/bin/bash
# perf metrics value validation
# SPDX-License-Identifier: GPL-2.0
shelldir=$(dirname "$0")
# shellcheck source=lib/setup_python.sh
. "${shelldir}"/lib/setup_python.sh
grep -q GenuineIntel /proc/cpuinfo || { echo Skipping non-Intel; exit 2; }
# Skip if no permission to record system-wide events
if ! perf stat -a -e instructions sleep 0.01 >/dev/null 2>&1; then
echo "Skipping: no permission to record system-wide events (-a)"
exit 2
fi
pythonvalidator=$(dirname $0)/lib/perf_metric_validation.py
rulefile=$(dirname $0)/lib/perf_metric_validation_rules.json
tmpdir=$(mktemp -d /tmp/__perf_test.program.XXXXX)
workload="perf bench futex hash -r 1 -s"
# Add -debug, save data file and full rule file
echo "Launch python validation script $pythonvalidator"
echo "Output will be stored in: $tmpdir"
for cputype in /sys/bus/event_source/devices/cpu_*; do
cputype=$(basename "$cputype")
echo "Testing metrics for: $cputype"
$PYTHON $pythonvalidator -rule $rulefile -output_dir $tmpdir -wl "${workload}" \
-cputype "${cputype}"
ret=$?
rm -rf $tmpdir
if [ $ret -ne 0 ]; then
echo "Metric validation return with errors. Please check metrics reported with errors."
fi
done
exit $ret
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