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#!/bin/sh
# perf script tests
# SPDX-License-Identifier: GPL-2.0
set -e
temp_dir=$(mktemp -d /tmp/perf-test-script.XXXXXXXXXX)
perfdatafile="${temp_dir}/perf.data"
db_test="${temp_dir}/db_test.py"
err=0
cleanup()
{
trap - EXIT TERM INT
sane=$(echo "${temp_dir}" | cut -b 1-21)
if [ "${sane}" = "/tmp/perf-test-script" ] ; then
echo "--- Cleaning up ---"
rm -rf "${temp_dir:?}/"*
rmdir "${temp_dir}"
fi
}
trap_cleanup()
{
cleanup
exit 1
}
trap trap_cleanup EXIT TERM INT
test_db()
{
echo "DB test"
# Check if python script is supported
if perf version --build-options | grep python | grep -q OFF ; then
echo "SKIP: python scripting is not supported"
err=2
return
fi
cat << "_end_of_file_" > "${db_test}"
perf_db_export_mode = True
perf_db_export_calls = False
perf_db_export_callchains = True
def sample_table(*args):
print(f'sample_table({args})')
def call_path_table(*args):
print(f'call_path_table({args}')
_end_of_file_
case $(uname -m)
in s390x)
cmd_flags="--call-graph dwarf -e cpu-clock";;
*)
cmd_flags="-g";;
esac
perf record $cmd_flags -o "${perfdatafile}" true
perf script -i "${perfdatafile}" -s "${db_test}"
echo "DB test [Success]"
}
test_parallel_perf()
{
echo "parallel-perf test"
if ! python3 --version >/dev/null 2>&1 ; then
echo "SKIP: no python3"
err=2
return
fi
pp=$(dirname "$0")/../../scripts/python/parallel-perf.py
if [ ! -f "${pp}" ] ; then
echo "SKIP: parallel-perf.py script not found "
err=2
return
fi
perf_data="${temp_dir}/pp-perf.data"
output1_dir="${temp_dir}/output1"
output2_dir="${temp_dir}/output2"
perf record -o "${perf_data}" --sample-cpu uname
python3 "${pp}" -o "${output1_dir}" --jobs 4 --verbose -- perf script -i "${perf_data}"
python3 "${pp}" -o "${output2_dir}" --jobs 4 --verbose --per-cpu -- perf script -i "${perf_data}"
echo "parallel-perf test [Success]"
}
test_db
test_parallel_perf
cleanup
exit $err
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