3 #-----------------------------------------------------------------------
4 # Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved.
6 # This program is free software; you can redistribute it and/or
7 # modify it under the terms of the GNU General Public License as
8 # published by the Free Software Foundation.
10 # This program is distributed in the hope that it would be useful,
11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 # GNU General Public License for more details.
15 # You should have received a copy of the GNU General Public License
16 # along with this program; if not, write the Free Software Foundation,
17 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
19 #-----------------------------------------------------------------------
23 # Concurrent I/O to same file to ensure no deadlocks
29 echo "QA output created by $seq"
33 status=1 # failure is the default!
34 trap "_cleanup; exit \$status" 0 1 2 3 15
41 # get standard environment, filters and checks
45 # real QA test starts here
47 _supported_os Linux IRIX
51 echo "Buffered writer, buffered reader"
52 xfs_io -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null
53 xfs_io -f -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null &
54 xfs_io -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null
58 echo "Direct writer, buffered reader"
59 xfs_io -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null
60 xfs_io -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null &
61 xfs_io -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null
65 echo "Buffered writer, direct reader"
66 xfs_io -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null
67 xfs_io -f -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null &
68 xfs_io -d -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null
72 echo "Direct writer, direct reader"
73 xfs_io -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null
74 xfs_io -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null &
75 xfs_io -d -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null