1#!/bin/sh 2#- 3# Copyright (c) 2017 Edward Tomasz Napierala <trasz@FreeBSD.org> 4# 5# This software was developed by SRI International and the University of 6# Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) 7# ("CTSRD"), as part of the DARPA CRASH research programme. 8# 9# Redistribution and use in source and binary forms, with or without 10# modification, are permitted provided that the following conditions 11# are met: 12# 1. Redistributions of source code must retain the above copyright 13# notice, this list of conditions and the following disclaimer. 14# 2. Redistributions in binary form must reproduce the above copyright 15# notice, this list of conditions and the following disclaimer in the 16# documentation and/or other materials provided with the distribution. 17# 18# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28# SUCH DAMAGE. 29# 30 31# This is a simple HTTP benchmark. It works by running a number of fetch(1) 32# instances in parallel, 10 by default, each performing a number of fetches, 33# 100 by default, and then printing out the time it took. 34# 35# Example usage: ./fetchbench -i 2 -n 5 http://freebsd.org 36 37usage() 38{ 39 cat <<EOF 1>&2 40usage: fetchbench [-i number-of-instances] [-n fetches-per-instance] url 41EOF 42 exit 1 43} 44 45NPROC=10 46NFETCH=100 47 48while getopts "i:n:X" opt; do 49 case "$opt" in 50 i) NPROC="${OPTARG}" ;; 51 n) NFETCH="${OPTARG}" ;; 52 X) MEASURE_PLEASE=1 ;; 53 *) usage ;; 54 esac 55done 56shift $(($OPTIND - 1)) 57 58if [ $# -ne 1 ]; then 59 usage 60fi 61 62URL="${1}" 63 64if [ -n "${MEASURE_PLEASE}" ]; then 65 for p in `/usr/bin/jot ${NPROC}`; do 66 ( 67 for f in `/usr/bin/jot ${NFETCH}`; do echo "${URL}"; done | /usr/bin/xargs /usr/bin/fetch -qo /dev/null 68 ) & 69 done 70 wait 71 echo -n "${0}: $((${NFETCH} * ${NPROC})) requests for ${URL}, spread among ${NPROC} parallel processes, in " 72else 73 ( /usr/bin/time -h "${0}" -i "${NPROC}" -n "${NFETCH}" -X "${URL}" ) 2>&1 | sed -E 's/ //;s/ +/, /g' 74fi 75