Add realtime IO path testing.

090

@@ -0,0 +1,143 @@
+#! /bin/sh
+# FS QA Test No. 090
+#
+# Exercise IO on the realtime device (direct, buffered, mmapd)
+#
+#-----------------------------------------------------------------------
+# Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
+# 
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of version 2 of the GNU General Public License as
+# published by the Free Software Foundation.
+# 
+# This program is distributed in the hope that it would be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+# 
+# Further, this software is distributed without any warranty that it is
+# free of the rightful claim of any third person regarding infringement
+# or the like.  Any license provided herein, whether implied or
+# otherwise, applies only to this software file.  Patent licenses, if
+# any, provided herein do not apply to combinations of this program with
+# other software, or any other product whatsoever.
+# 
+# You should have received a copy of the GNU General Public License along
+# with this program; if not, write the Free Software Foundation, Inc., 59
+# Temple Place - Suite 330, Boston MA 02111-1307, USA.
+# 
+# Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
+# Mountain View, CA  94043, or:
+# 
+# http://www.sgi.com 
+# 
+# For further information regarding this notice, see: 
+# 
+# http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
+#-----------------------------------------------------------------------
+#
+# creator
+owner=nathans@sgi.com
+
+seq=`basename $0`
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1	# failure is the default!
+trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
+
+# get standard environment, filters and checks
+. ./common.rc
+. ./common.filter
+
+# real QA test starts here
+_supported_fs xfs
+_supported_os Linux
+_require_realtime
+_require_scratch
+
+_filter_io()
+{
+	sed -e '/.* ops; /d'
+}
+
+_create_scratch()
+{
+	echo "*** mkfs"
+	if ! _scratch_mkfs_xfs >$tmp.out 2>&1
+	then
+		cat $tmp.out
+		echo "failed to mkfs $SCRATCH_DEV"
+		exit 1
+	fi
+
+	echo "*** mount"
+	if ! _scratch_mount
+	then
+		echo "failed to mount $SCRATCH_DEV"
+		exit 1
+	fi
+}
+
+realtime_direct_aligned()
+{
+	echo direct realtime writes, 4 files, 2m each, increasing offsets.
+	for i in 0 1 2 3
+	do
+		xfs_io -fdxR $SCRATCH_MNT/rt-direct-$1-$i \
+			-c "extsize $1" -c "pwrite ${i}m 1m" \
+			| _filter_io
+	done
+	_check_scratch_fs
+}
+
+realtime_buffer_aligned()
+{
+	echo buffered realtime writes, 4 files, 2m each, increasing offsets.
+	for i in 0 1 2 3
+	do
+		xfs_io -fxR $SCRATCH_MNT/rt-buffera-$1-$i \
+			-c "extsize $1" -c "pwrite ${i}m 1m" \
+			| _filter_io
+	done
+	_check_scratch_fs
+}
+
+realtime_buffer_unaligned()
+{
+	echo buffered realtime writes, 4 files, unaligned byte offsets/sizes.
+	for i in 0 1 2 3
+	do
+		xfs_io -fxR $SCRATCH_MNT/rt-bufferu-$1-$i \
+			-c "extsize $1" -c "pwrite $i 1" \
+			| _filter_io
+	done
+	_check_scratch_fs
+}
+
+realtime_mmap_unaligned()
+{
+	# mmap realtime writes, 4 files, unaligned byte offsets/sizes.
+	for i in 0 1 2 3
+	do
+		xfs_io -fxR $SCRATCH_MNT/rt-mmap-$1-$i \
+			-c "extsize $1" -c "pwrite $i 1" \
+			| _filter_io
+	done
+	_check_scratch_fs
+}
+
+
+_create_scratch
+
+realtime_direct_aligned 0
+#realtime_direct_aligned 1m
+realtime_buffer_aligned 0
+#realtime_buffer_aligned 1m
+realtime_buffer_unaligned 0
+#realtime_buffer_unaligned 1m
+#realtime_mmap_unaligned 0
+#realtime_mmap_unaligned 1m
+
+status=0
+exit

090.out

@@ -0,0 +1,18 @@
+QA output created by 090
+*** mkfs
+*** mount
+direct realtime writes, 4 files, 2m each, increasing offsets.
+wrote 1048576/1048576 bytes at offset 0
+wrote 1048576/1048576 bytes at offset 1048576
+wrote 1048576/1048576 bytes at offset 2097152
+wrote 1048576/1048576 bytes at offset 3145728
+buffered realtime writes, 4 files, 2m each, increasing offsets.
+wrote 1048576/1048576 bytes at offset 0
+wrote 1048576/1048576 bytes at offset 1048576
+wrote 1048576/1048576 bytes at offset 2097152
+wrote 1048576/1048576 bytes at offset 3145728
+buffered realtime writes, 4 files, unaligned byte offsets/sizes.
+wrote 1/1 bytes at offset 0
+wrote 1/1 bytes at offset 1
+wrote 1/1 bytes at offset 2
+wrote 1/1 bytes at offset 3