xref: /freebsd/tools/test/stress2/misc/maxmemdom.sh (revision 8a272653d9fbd9fc37691c9aad6a05089b4ecb4d)
1*8a272653SPeter Holm#!/bin/sh
2*8a272653SPeter Holm
3*8a272653SPeter Holm#
4*8a272653SPeter Holm# Copyright (c) 2015 EMC Corp.
5*8a272653SPeter Holm# All rights reserved.
6*8a272653SPeter Holm#
7*8a272653SPeter Holm# Redistribution and use in source and binary forms, with or without
8*8a272653SPeter Holm# modification, are permitted provided that the following conditions
9*8a272653SPeter Holm# are met:
10*8a272653SPeter Holm# 1. Redistributions of source code must retain the above copyright
11*8a272653SPeter Holm#    notice, this list of conditions and the following disclaimer.
12*8a272653SPeter Holm# 2. Redistributions in binary form must reproduce the above copyright
13*8a272653SPeter Holm#    notice, this list of conditions and the following disclaimer in the
14*8a272653SPeter Holm#    documentation and/or other materials provided with the distribution.
15*8a272653SPeter Holm#
16*8a272653SPeter Holm# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17*8a272653SPeter Holm# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18*8a272653SPeter Holm# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19*8a272653SPeter Holm# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20*8a272653SPeter Holm# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21*8a272653SPeter Holm# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22*8a272653SPeter Holm# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23*8a272653SPeter Holm# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24*8a272653SPeter Holm# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25*8a272653SPeter Holm# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26*8a272653SPeter Holm# SUCH DAMAGE.
27*8a272653SPeter Holm#
28*8a272653SPeter Holm
29*8a272653SPeter Holm# Demonstrate that "options MAXMEMDOM" is broken. (NUMA test)
30*8a272653SPeter Holm# panic: vm_page_alloc: missing page
31*8a272653SPeter Holm# https://people.freebsd.org/~pho/stress/log/maxmemdom.txt
32*8a272653SPeter Holm# Fixed in r293640.
33*8a272653SPeter Holm
34*8a272653SPeter Holm. ../default.cfg
35*8a272653SPeter Holm
36*8a272653SPeter Holm[ `sysctl -n vm.ndomains` -eq 1 ] && exit 0
37*8a272653SPeter Holmsize=$((`sysctl -n hw.physmem` / 1024 / 1024))
38*8a272653SPeter Holmneed=$((size * 2))
39*8a272653SPeter Holmd1=$diskimage.1
40*8a272653SPeter Holmd2=$diskimage.2
41*8a272653SPeter Holmrm -f $d1 $d2
42*8a272653SPeter Holm[ `df -k $(dirname $diskimage) | tail -1 | awk '{print int($4 / 1024)}'` -lt \
43*8a272653SPeter Holm    $need ] && printf "Need %d MB on %s.\n" $need `dirname $diskimage` && exit
44*8a272653SPeter Holmtimeout 30m sh -ce "
45*8a272653SPeter Holm        dd if=/dev/zero of=$d1 bs=1m count=$size status=none
46*8a272653SPeter Holm        cp $d1 $d2
47*8a272653SPeter Holm"
48*8a272653SPeter Holms=$?
49*8a272653SPeter Holm[ $s -eq 124 ] && echo "Timed out"
50*8a272653SPeter Holm
51*8a272653SPeter Holmrm -f $d1 $d2
52*8a272653SPeter Holmexit $s
53