svn commit: r295469 - user/pho/stress2/misc

[Peter Holm]

Author: pho
Date: Wed Feb 10 15:39:59 2016
New Revision: 295469
URL: https://svnweb.freebsd.org/changeset/base/295469

Log:
  Added one more nullfs(5) test.
  
  Sponsored by:	EMC / Isilon Storage Division

Added:
  user/pho/stress2/misc/nullfs17.sh   (contents, props changed)

Added: user/pho/stress2/misc/nullfs17.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/nullfs17.sh	Wed Feb 10 15:39:59 2016	(r295469)
@@ -0,0 +1,86 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2016 EMC Corp.
+# 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 nullfs.sh
+
+# "panic: LK_RETRY set with incompatible flags (0x202400) or
+#     an error occured (11)" seen.
+# https://people.freebsd.org/~pho/stress/log/matt001.txt
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+mounts=15	# Number of parallel scripts
+: ${nullfs_srcdir:=/tmp}
+: ${nullfs_dstdir:=$mntpoint}
+CONT=/tmp/nullfs17.continue
+
+if [ $# -eq 0 ]; then
+	for i in `jot $mounts`; do
+		[ ! -d ${nullfs_dstdir}$i ] && mkdir ${nullfs_dstdir}$i
+		mount | grep -q " ${nullfs_dstdir}$i " &&
+		    umount ${nullfs_dstdir}$i
+	done
+
+	# start the parallel tests
+	for i in `jot $mounts`; do
+		./$0 $i &
+		./$0 find $i &
+	done
+	wait
+
+	for i in `jot $mounts`; do
+		umount ${nullfs_dstdir}$i > /dev/null 2>&1
+	done
+
+else
+	if [ $1 = find ]; then
+		while [ -f $CONT ]; do
+			find ${nullfs_dstdir}$2 -type f -maxdepth 2 -ls > \
+			    /dev/null 2>&1
+		done
+	else
+		# The test: Parallel mount and unmounts
+		touch $CONT
+		start=`date '+%s'`
+		while [ `date '+%s'` -lt $((start + 300)) ]; do
+			m=$1
+			mount_nullfs $nullfs_srcdir ${nullfs_dstdir}$m > \
+			    /dev/null 2>&1
+			opt=`[ $(( m % 2 )) -eq 0 ] && echo -f`
+			while mount | grep -q ${nullfs_dstdir}$m; do
+				umount $opt ${nullfs_dstdir}$m > \
+				    /dev/null 2>&1
+			done
+		done
+		rm -f $CONT
+	fi
+fi