| #! /bin/bash |
| # FSQA Test No. 133 |
| # |
| # Concurrent I/O to same file to ensure no deadlocks |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2006 Silicon Graphics, Inc. All Rights Reserved. |
| # |
| # This program is free software; you can redistribute it and/or |
| # modify it under the terms 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. See the |
| # GNU General Public License for more details. |
| # |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write the Free Software Foundation, |
| # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA |
| # |
| #----------------------------------------------------------------------- |
| # |
| # creator |
| owner=lachlan@sgi.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "_cleanup; exit \$status" 0 1 2 3 15 |
| |
| _cleanup() |
| { |
| _cleanup_testdir |
| } |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| _supported_fs generic |
| _supported_os Linux IRIX |
| |
| _setup_testdir |
| |
| echo "Buffered writer, buffered reader" |
| xfs_io -F -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null |
| xfs_io -F -f -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null & |
| xfs_io -F -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null |
| wait |
| rm $testdir/io_test |
| |
| echo "Direct writer, buffered reader" |
| xfs_io -F -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null |
| xfs_io -F -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null & |
| xfs_io -F -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null |
| wait |
| rm $testdir/io_test |
| |
| echo "Buffered writer, direct reader" |
| xfs_io -F -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null |
| xfs_io -F -f -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null & |
| xfs_io -F -d -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null |
| wait |
| rm $testdir/io_test |
| |
| echo "Direct writer, direct reader" |
| xfs_io -F -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test > /dev/null |
| xfs_io -F -f -d -c 'pwrite -b 64k 0 512m' $testdir/io_test >/dev/null & |
| xfs_io -F -d -c 'pread -b 64k 0 512m' $testdir/io_test > /dev/null |
| wait |
| rm $testdir/io_test |
| |
| status=0 |
| exit |