svn commit: r259215 - user/pho/stress2/misc

[Peter Holm]

Author: pho
Date: Wed Dec 11 07:41:28 2013
New Revision: 259215
URL: http://svnweb.freebsd.org/changeset/base/259215

Log:
  Added a regression test.
  
  Sponsored by:	EMC / Isilon storage division

Added:
  user/pho/stress2/misc/md5.sh   (contents, props changed)

Added: user/pho/stress2/misc/md5.sh
==============================================================================
--- /dev/null	00:00:00 1970	(empty, because file is newly added)
+++ user/pho/stress2/misc/md5.sh	Wed Dec 11 07:41:28 2013	(r259215)
@@ -0,0 +1,50 @@
+#!/bin/sh
+
+#
+# Copyright (c) 2013 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.
+#
+# $FreeBSD$
+#
+
+# "dd: /dev/md5: Input/output error" seen.
+# kib@: kern_physio() detects EOF due to incorrect calculation
+# of bio bio_resid after the bio_length was clipped by the 'excess' code
+# in g_io_check()
+# Test scenario by Stefan Hegnauer <stefan hegnauer gmx ch>
+# Fixed in r259200
+
+[ `id -u ` -ne 0 ] && echo "Must be root!" && exit 1
+
+. ../default.cfg
+
+dd if=/dev/zero of=$diskimage bs=1k count=5k 2>&1 |
+    egrep -v "records|transferred"
+mdconfig -f $diskimage -u md$mdstart
+newfs -U /dev/md$mdstart > /dev/null
+(
+	dd if=/dev/md$mdstart of=/dev/null 2>&1 || echo FAIL
+) | egrep -v "records|transferred"
+mdconfig -d -u $mdstart
+rm -f $diskimage