svn commit: r255513 - user/pho/stress2/misc
Peter Holm
pho at FreeBSD.org
Fri Sep 13 11:25:44 UTC 2013
Author: pho
Date: Fri Sep 13 11:25:42 2013
New Revision: 255513
URL: http://svnweb.freebsd.org/changeset/base/255513
Log:
Added more SU+J test scenarios.
Sponsored by: EMC / Isilon storage division
Added:
user/pho/stress2/misc/suj28.sh (contents, props changed)
user/pho/stress2/misc/suj29.sh (contents, props changed)
user/pho/stress2/misc/suj30.sh (contents, props changed)
user/pho/stress2/misc/suj31.sh (contents, props changed)
user/pho/stress2/misc/suj33.sh (contents, props changed)
Added: user/pho/stress2/misc/suj28.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/suj28.sh Fri Sep 13 11:25:42 2013 (r255513)
@@ -0,0 +1,89 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2012 Peter Holm <pho at FreeBSD.org>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+# Variation of suj26.sh where a missing "umount /mnt2" causes the following
+# mksnap_ffs to loop.
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
+mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
+
+mdconfig -a -t swap -s 2g -u $mdstart || exit 1
+bsdlabel -w md$mdstart auto
+
+[ $# -eq 1 ] && opt="$1" || opt="-j"
+newfs $opt md${mdstart}$part > /dev/null 2>&1
+
+mount /dev/md${mdstart}$part $mntpoint
+mount
+chmod 777 $mntpoint
+
+export runRUNTIME=5m
+export RUNDIR=$mntpoint/stressX
+export creatINCARNATIONS=2
+
+export TESTPROGS="
+testcases/creat/creat
+testcases/mkdir/mkdir
+testcases/swap/swap
+"
+su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS' > /dev/null 2>&1 &
+rpid=$!
+mdstart2=$((mdstart + 1))
+mntpoint2=${mntpoint}2
+[ -d $mntpoint2 ] || mkdir $mntpoint2
+mount | grep $mntpoint2 | grep -q /dev/md && umount -f $mntpoint2
+mdconfig -l | grep -q md$mdstart2 && mdconfig -d -u $mdstart2
+while kill -0 $rpid 2> /dev/null; do
+ rm -f /mnt/.snap/suj28
+ { mksnap_ffs /mnt /mnt/.snap/suj28 || continue; } 2>&1 | \
+ grep -v "Resource temporarily unavailable"
+ [ ! -s /mnt/.snap/suj28 ] && continue
+ mdconfig -a -t vnode -f /mnt/.snap/suj28 -u $mdstart2 -o readonly
+ mount -r /dev/md$mdstart2 $mntpoint2
+
+ ls -l $mntpoint2 > /dev/null
+
+# Missing "umount $mntpoint2" causing the following mksnap_ffs to loop
+ mdconfig -d -u $mdstart2
+done
+wait
+
+while mount | grep $mntpoint2 | grep -q /dev/md; do
+ umount $mntpoint2 || sleep 1
+done
+mdconfig -l | grep -q md$mdstart2 && mdconfig -d -u $mdstart2
+while mount | grep "$mntpoint " | grep -q /dev/md; do
+ umount $mntpoint || sleep 1
+done
+mdconfig -d -u $mdstart
Added: user/pho/stress2/misc/suj29.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/suj29.sh Fri Sep 13 11:25:42 2013 (r255513)
@@ -0,0 +1,71 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2012 Peter Holm <pho at FreeBSD.org>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+# tunefs -j enable -S xxx regression test
+# causes "Sparse journal inode 4."
+
+. ../default.cfg
+
+mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
+mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
+
+mdconfig -a -t swap -s 2g -u $mdstart || exit 1
+bsdlabel -w md$mdstart auto
+
+newfs -U md${mdstart}$part > /dev/null
+echo "tunefs -j enable -S 10000000 /dev/md${mdstart}$part"
+tunefs -j enable -S 10000000 /dev/md${mdstart}$part
+
+mount /dev/md${mdstart}$part $mntpoint
+chmod 777 $mntpoint
+
+export runRUNTIME=5m
+export RUNDIR=$mntpoint/stressX
+
+export LOAD=80
+export rwLOAD=80
+export TESTPROGS="
+testcases/creat/creat
+testcases/rw/rw
+testcases/swap/swap
+testcases/mkdir/mkdir
+"
+
+su $testuser -c 'cd ..; ./testcases/run/run $TESTPROGS'
+
+while mount | grep $mntpoint | grep -q /dev/md; do
+ umount $mntpoint || sleep 1
+done
+checkfs /dev/md${mdstart}$part
+tunefs -j disable /dev/md${mdstart}$part
+checkfs /dev/md${mdstart}$part
+mdconfig -d -u $mdstart
Added: user/pho/stress2/misc/suj30.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/suj30.sh Fri Sep 13 11:25:42 2013 (r255513)
@@ -0,0 +1,282 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2012 Peter Holm <pho at FreeBSD.org>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+# SUJ rename test scenario by Andrey Zonov <zont at FreeBSD.org>
+# "panic: flush_pagedep_deps: MKDIR_PARENT" seen:
+# http://people.freebsd.org/~pho/stress/log/suj30.txt
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+here=`pwd`
+cd /tmp
+sed '1,/^EOF/d' < $here/$0 > suj30.c
+cc -o suj30 -Wall -Wextra -O2 suj30.c -lpthread
+rm -f suj30.c
+
+mount | grep "on $mntpoint " | grep -q md$mdstart && umount $mntpoint
+mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
+
+mdconfig -a -t swap -s 4g -u ${mdstart}
+bsdlabel -w md$mdstart auto
+newfs -j md${mdstart}$part > /dev/null
+mount /dev/md${mdstart}$part $mntpoint
+chmod 777 $mntpoint
+
+for i in `jot 10`; do
+ /tmp/suj30 $mntpoint/test-$i 100000 &
+done
+for i in `jot 10`; do
+ wait
+done
+
+while mount | grep -q $mntpoint; do
+ umount $mntpoint || sleep 1
+done
+mdconfig -d -u $mdstart
+rm -f /tmp/suj30
+exit 0
+EOF
+/*
+ * Andrey Zonov (c) 2012
+ *
+ * compile as `cc -o rename rename.c -lpthread'
+ */
+
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/time.h>
+#include <sys/queue.h>
+#include <err.h>
+#include <errno.h>
+#include <fcntl.h>
+#include <pthread.h>
+#ifdef __FreeBSD__
+#include <pthread_np.h>
+#define __NP__
+#endif
+#include <sched.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <time.h>
+#include <unistd.h>
+
+#define LOCK(x) pthread_mutex_lock(&x.mtx)
+#define UNLOCK(x) pthread_mutex_unlock(&x.mtx)
+#define SIGNAL(x) pthread_cond_signal(&x.wait)
+#define WAIT(x) pthread_cond_wait(&x.wait, &x.mtx)
+
+int max;
+int exited;
+char *dirname1;
+char *dirname2;
+
+struct file {
+ char *name;
+ STAILQ_ENTRY(file) next;
+};
+
+struct files {
+ pthread_mutex_t mtx;
+ pthread_cond_t wait;
+ STAILQ_HEAD(, file) list;
+};
+
+static struct files newfiles;
+static struct files renamedfiles;
+
+void *loop_create(void *arg __unused);
+void *loop_rename(void *arg __unused);
+void *loop_unlink(void *arg __unused);
+
+int
+main(int argc, char **argv)
+{
+ int i;
+ int rc;
+ pthread_t tid[3];
+
+ if (argc != 3)
+ errx(1, "usage: pthread_count <dirname> <max>");
+
+ asprintf(&dirname1, "%s.1", argv[1]);
+ asprintf(&dirname2, "%s.2", argv[1]);
+ if (mkdir(dirname1, 0755) == -1)
+ err(1, "mkdir(%s)", dirname1);
+ if (mkdir(dirname2, 0755) == -1)
+ err(1, "mkdir(%s)", dirname2);
+ max = atoi(argv[2]);
+
+ STAILQ_INIT(&newfiles.list);
+ STAILQ_INIT(&renamedfiles.list);
+
+ rc = pthread_mutex_init(&newfiles.mtx, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_mutex_init()");
+ rc = pthread_cond_init(&newfiles.wait, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_cond_init()");
+ rc = pthread_mutex_init(&renamedfiles.mtx, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_mutex_init()");
+ rc = pthread_cond_init(&renamedfiles.wait, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_cond_init()");
+
+ rc = pthread_create(&tid[0], NULL, loop_create, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_create()");
+ rc = pthread_create(&tid[1], NULL, loop_rename, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_create()");
+ rc = pthread_create(&tid[2], NULL, loop_unlink, NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_create()");
+
+ for (i = 0; i < 3; i++) {
+ rc = pthread_join(tid[i], NULL);
+ if (rc != 0)
+ errc(1, rc, "pthread_join(%d)", i);
+ }
+
+ rc = pthread_mutex_destroy(&newfiles.mtx);
+ if (rc != 0)
+ errc(1, rc, "pthread_mutex_destroy(newfiles)");
+ rc = pthread_cond_destroy(&newfiles.wait);
+ if (rc != 0)
+ errc(1, rc, "pthread_cond_destroy(newfiles)");
+ rc = pthread_mutex_destroy(&renamedfiles.mtx);
+ if (rc != 0)
+ errc(1, rc, "pthread_mutex_destroy(renamedfiles)");
+ rc = pthread_cond_destroy(&renamedfiles.wait);
+ if (rc != 0)
+ errc(1, rc, "pthread_cond_destroy(renamedfiles)");
+ rmdir(dirname1);
+ rmdir(dirname2);
+ free(dirname1);
+ free(dirname2);
+
+ exit(0);
+}
+
+void *
+loop_create(void *arg __unused)
+{
+ int i;
+ struct file *file;
+
+#ifdef __NP__
+ pthread_set_name_np(pthread_self(), __func__);
+#endif
+
+ for (i = 0; i < max; i++) {
+ file = malloc(sizeof(*file));
+ asprintf(&file->name, "%s/filename_too-long:%d", dirname1, i);
+ if (mkdir(file->name, 0666) == -1) {
+ warn("mkdir(%s)", file->name);
+ free(file->name);
+ free(file);
+ break;
+ }
+ LOCK(newfiles);
+ STAILQ_INSERT_TAIL(&newfiles.list, file, next);
+ UNLOCK(newfiles);
+ SIGNAL(newfiles);
+ }
+ exited = 1;
+ SIGNAL(newfiles);
+ pthread_exit(NULL);
+}
+
+void *
+loop_rename(void *arg __unused)
+{
+ char *filename, *newname;
+ struct file *file;
+
+#ifdef __NP__
+ pthread_set_name_np(pthread_self(), __func__);
+#endif
+
+ for ( ;; ) {
+ LOCK(newfiles);
+ while (STAILQ_EMPTY(&newfiles.list) && exited < 1)
+ WAIT(newfiles);
+ if (STAILQ_EMPTY(&newfiles.list) && exited == 1) {
+ UNLOCK(newfiles);
+ break;
+ }
+ file = STAILQ_FIRST(&newfiles.list);
+ STAILQ_REMOVE_HEAD(&newfiles.list, next);
+ UNLOCK(newfiles);
+ filename = strrchr(file->name, '/');
+ asprintf(&newname, "%s/%s", dirname2, filename);
+ if (rename(file->name, newname) == -1)
+ err(1, "rename(%s, %s)", file->name, newname);
+ free(file->name);
+ file->name = newname;
+ LOCK(renamedfiles);
+ STAILQ_INSERT_TAIL(&renamedfiles.list, file, next);
+ UNLOCK(renamedfiles);
+ SIGNAL(renamedfiles);
+ }
+ exited = 2;
+ SIGNAL(renamedfiles);
+ pthread_exit(NULL);
+}
+
+void *
+loop_unlink(void *arg __unused)
+{
+ struct file *file;
+
+#ifdef __NP__
+ pthread_set_name_np(pthread_self(), __func__);
+#endif
+
+ for ( ;; ) {
+ LOCK(renamedfiles);
+ while (STAILQ_EMPTY(&renamedfiles.list) && exited < 2)
+ WAIT(renamedfiles);
+ if (STAILQ_EMPTY(&renamedfiles.list) && exited == 2) {
+ UNLOCK(renamedfiles);
+ break;
+ }
+ file = STAILQ_FIRST(&renamedfiles.list);
+ STAILQ_REMOVE_HEAD(&renamedfiles.list, next);
+ UNLOCK(renamedfiles);
+ rmdir(file->name);
+ free(file->name);
+ free(file);
+ }
+ pthread_exit(NULL);
+}
Added: user/pho/stress2/misc/suj31.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/suj31.sh Fri Sep 13 11:25:42 2013 (r255513)
@@ -0,0 +1,63 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2013 Peter Holm <pho at FreeBSD.org>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD: projects/stress2/misc/suj.sh 210724 2010-08-01 10:33:03Z pho $
+#
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+# Run with marcus.cfg on a 2g swap backed MD
+# Scenario: Update old disk to SU+J
+
+. ../default.cfg
+
+mount | grep $mntpoint | grep -q /dev/md && umount -f $mntpoint
+mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
+
+mdconfig -a -t swap -s 2g -u $mdstart || exit 1
+bsdlabel -w md$mdstart auto
+newfs -U md${mdstart}$part > /dev/null
+mount /dev/md${mdstart}$part $mntpoint
+chmod 777 $mntpoint
+
+export runRUNTIME=10m
+export RUNDIR=$mntpoint/stressX
+su $testuser -c 'cd ..; ./run.sh marcus.cfg' > /dev/null 2>&1
+while mount | grep $mntpoint | grep -q /dev/md; do
+ umount $mntpoint || sleep 1
+done
+
+tunefs -j enable /dev/md${mdstart}$part
+mount /dev/md${mdstart}$part $mntpoint
+chmod 777 $mntpoint
+su $testuser -c 'cd ..; ./run.sh marcus.cfg' > /dev/null 2>&1
+while mount | grep $mntpoint | grep -q /dev/md; do
+ umount $mntpoint || sleep 1
+done
+
+checkfs /dev/md${mdstart}$part
+mdconfig -d -u $mdstart
Added: user/pho/stress2/misc/suj33.sh
==============================================================================
--- /dev/null 00:00:00 1970 (empty, because file is newly added)
+++ user/pho/stress2/misc/suj33.sh Fri Sep 13 11:25:42 2013 (r255513)
@@ -0,0 +1,60 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2013 Peter Holm <pho at FreeBSD.org>
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# $FreeBSD$
+#
+
+# Test "umount" of active file system
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+mount | grep "$mntpoint" | grep -q md${mdstart}$part && umount $mntpoint
+mdconfig -l | grep -q md$mdstart && mdconfig -d -u $mdstart
+
+set -x
+mdconfig -a -t swap -s 1g -u $mdstart
+bsdlabel -w md$mdstart auto
+newfs -j md${mdstart}$part > /dev/null
+mount /dev/md${mdstart}$part $mntpoint
+export RUNDIR=$mntpoint/stressX
+export runRUNTIME=3m # Run tests for three minutes
+chmod 777 $mntpoint
+
+su $testuser -c '(cd ..; ./run.sh disk.cfg)' > /dev/null 2>&1 &
+sleep 20
+umount $mntpoint
+killall -u $testuser
+wait
+
+while mount | grep -q "$mntpoint "; do
+ umount $mntpoint || sleep 1
+done
+set +x
+checkfs /dev/md${mdstart}$part
+mdconfig -d -u $mdstart
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