1#!/usr/bin/ksh 2# 3# This file and its contents are supplied under the terms of the 4# Common Development and Distribution License ("CDDL"), version 1.0. 5# You may only use this file in accordance with the terms of version 6# 1.0 of the CDDL. 7# 8# A full copy of the text of the CDDL should have accompanied this 9# source. A copy of the CDDL is also available via the Internet at 10# http://www.illumos.org/license/CDDL. 11# 12 13# 14# Copyright (c) 2022 Mark Johnston <markj@FreeBSD.org> 15# 16 17script() 18{ 19 $dtrace -q -s /dev/stdin <<__EOF__ 20kinst::vm_fault: {} 21kinst::amd64_syscall: {} 22kinst::exit1: {} 23kinst::spinlock_enter: {} 24kinst::memcpy: {} 25 26tick-10s {exit(0);} 27__EOF__ 28} 29 30spin() 31{ 32 while true; do 33 ls -la / >/dev/null 2>&1 34 done 35} 36 37if [ $# != 1 ]; then 38 echo expected one argument: '<'dtrace-path'>' 39 exit 2 40fi 41 42dtrace=$1 43 44spin & 45child=$! 46 47script 48exit $? 49