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#!/bin/sh -e
# shellcheck disable=SC1090
# shellcheck disable=SC2154
# pmqtest start pairs of threads and measure the latency of interprocess
# communication with POSIX messages queues.
TEST_DIR=$(dirname "$(realpath "$0")")
OUTPUT="${TEST_DIR}/output"
LOGFILE="${OUTPUT}/pmqtest.log"
RESULT_FILE="${OUTPUT}/result.txt"
LOOPS="10000"
usage() {
echo "Usage: $0 [-l loops]" 1>&2
exit 1
}
while getopts ":l:" opt; do
case "${opt}" in
l) LOOPS="${OPTARG}" ;;
*) usage ;;
esac
done
. "${TEST_DIR}/../../lib/sh-test-lib"
! check_root && error_msg "Please run this script as root."
create_out_dir "${OUTPUT}"
# Run pmqtest.
detect_abi
./bin/"${abi}"/pmqtest -S -l "${LOOPS}" | tee "${LOGFILE}"
# Parse test log.
tail -n "$(nproc)" "${LOGFILE}" \
| sed 's/,//g' \
| awk '{printf("t%s-min-latency pass %s us\n", NR, $(NF-6))};
{printf("t%s-avg-latency pass %s us\n", NR, $(NF-2))};
{printf("t%s-max-latency pass %s us\n", NR, $NF)};' \
| tee -a "${RESULT_FILE}"
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