xref: /freebsd-src/tools/test/stress2/misc/pcatch2.sh (revision 8a272653d9fbd9fc37691c9aad6a05089b4ecb4d)
1*8a272653SPeter Holm#!/bin/sh
2*8a272653SPeter Holm
3*8a272653SPeter Holm#
4*8a272653SPeter Holm# Copyright (c) 2016 Dell EMC
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# Process stuck in "suspfs":
30*8a272653SPeter Holm# https://people.freebsd.org/~pho/stress/log/kostik944.txt
31*8a272653SPeter Holm
32*8a272653SPeter Holm[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
33*8a272653SPeter Holm[ -z "$DEBUG" ] && exit 0 # Waiting for fix
34*8a272653SPeter Holm
35*8a272653SPeter Holmfor i in `jot 10`; do
36*8a272653SPeter Holm	./pcatch.sh &
37*8a272653SPeter Holm	sleep `jot -r 1 1 5`
38*8a272653SPeter Holm	kill -INT $!
39*8a272653SPeter Holm	./cleanup.sh
40*8a272653SPeter Holm	pgrep -q pcatch || break
41*8a272653SPeter Holm	wait
42*8a272653SPeter Holmdone
43*8a272653SPeter Holmpgrep -q pcatch && s=1 || s=0
44*8a272653SPeter Holmexit $s
45