| #! /bin/bash |
| # FS QA Test No. 192 |
| # |
| # Simple test of atime |
| # - ensure it is persistent after unmount |
| # - check updated time by correct amount |
| # |
| #----------------------------------------------------------------------- |
| # Copyright (c) 2008 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=tes@emu.melbourne.sgi.com |
| |
| seq=`basename $0` |
| echo "QA output created by $seq" |
| |
| here=`pwd` |
| tmp=/tmp/$$ |
| status=1 # failure is the default! |
| trap "exit \$status" 0 1 2 3 15 |
| |
| _access_time() |
| { |
| stat --format=%X $1 |
| } |
| |
| # get standard environment, filters and checks |
| . ./common.rc |
| . ./common.filter |
| |
| # real QA test starts here |
| |
| _supported_fs generic |
| _supported_os Linux |
| #delay=150 |
| #delay=75 |
| #delay=60 |
| #delay=45 |
| delay=40 |
| |
| testfile=$TEST_DIR/testfile |
| rm -f $testfile |
| rm -f $seq.full |
| |
| echo test >$testfile |
| time1=`_access_time $testfile | tee -a $seq.full` |
| |
| echo "sleep for $delay" |
| sleep $delay # sleep to allow time to move on for access |
| cat $testfile |
| time2=`_access_time $testfile | tee -a $seq.full` |
| |
| cd / |
| umount $TEST_DIR |
| _test_mount |
| time3=`_access_time $testfile | tee -a $here/$seq.full` |
| |
| delta1=`expr $time2 - $time1` |
| delta2=`expr $time3 - $time1` |
| |
| echo "delta1 - access time after sleep in-core: $delta1" |
| echo "delta2 - access time after sleep on-disk: $delta2" |
| |
| # success, all done |
| status=0 |
| exit |