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fsgqa
121 lines
3.5 KiB
Bash
Executable File
121 lines
3.5 KiB
Bash
Executable File
#! /bin/sh
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# XFS QA Test No. 071
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# $Id: 071,v 1.1 2003/07/07 03:34:36 fsgqa Exp $
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#
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# Exercise IO at large file offsets (just terabytes for now).
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#
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#-----------------------------------------------------------------------
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# Copyright (c) 2000-2003 Silicon Graphics, Inc. All Rights Reserved.
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#
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# This program is free software; you can redistribute it and/or modify it
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# under the terms of version 2 of the GNU General Public License as
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# published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it would be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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#
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# Further, this software is distributed without any warranty that it is
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# free of the rightful claim of any third person regarding infringement
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# or the like. Any license provided herein, whether implied or
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# otherwise, applies only to this software file. Patent licenses, if
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# any, provided herein do not apply to combinations of this program with
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# other software, or any other product whatsoever.
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#
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# You should have received a copy of the GNU General Public License along
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# with this program; if not, write the Free Software Foundation, Inc., 59
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# Temple Place - Suite 330, Boston MA 02111-1307, USA.
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#
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# Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
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# Mountain View, CA 94043, or:
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#
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# http://www.sgi.com
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#
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# For further information regarding this notice, see:
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#
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# http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
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#-----------------------------------------------------------------------
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#
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# creator
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owner=nathans@sgi.com
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seq=`basename $0`
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echo "QA output created by $seq"
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rm -f $seq.full
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here=`pwd`
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tmp=/tmp/$$
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status=1 # failure is the default!
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_cleanup()
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{
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rm -f $tmp.*
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umount $SCRATCH_DEV 2>/dev/null
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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write_block()
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{
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location=$1
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offset=$2
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bytes=$3
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direct=$4
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[ `$direct` ] && flags=-d
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echo "Writing $bytes bytes at $location (direct=$direct)" | tee -a $seq.full
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xfs_io -c "pwrite $offset 512" $flags $SCRATCH_MNT/$seq
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echo "Saving block map to $seq.full" | tee -a $seq.full
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xfs_bmap -v $SCRATCH_MNT/$seq >>$seq.full
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echo "Reading $bytes bytes at $location (direct=$direct)" | tee -a $seq.full
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xfs_io -c "pread $offset $bytes" $flags $SCRATCH_MNT/$seq
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xfs_io -c "pread -v $offset $bytes" $flags $SCRATCH_MNT/$seq >>$seq.full
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echo | tee -a $seq.full
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}
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# real QA test starts here
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_require_scratch
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_scratch_mkfs_xfs | _filter_mkfs 2>$tmp.mkfs
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source $tmp.mkfs
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echo
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_scratch_mount
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oneTB=`echo 1024 \* 1024 \* 1024 \* 1024 | bc`
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# Step from 1Tb through 16Tb, doing seek/writes/reads on each
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# boundary (using holey files), 1byte back from the boundary,
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# and 1FSB back from the boundary (and xfs_bmaps all the way).
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xfs_io -c "truncate 0" -f $SCRATCH_MNT/$seq
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count=1
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while [ $count -le 16 ]
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do
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# buffered IO
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offset=`echo $oneTB \* $count | bc`
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write_block "$count Tb" $offset 512 false
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offset=`echo $oneTB \* $count \- 1 | bc`
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write_block "$count Tb minus 1 byte" $offset 512 false
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offset=`echo $oneTB \* $count \- $dbsize | bc`
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write_block "$count Tb minus 1 FSB" $offset 512 false
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# direct IO
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offset=`echo $oneTB \* $count | bc`
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write_block "$count Tb" $offset $dbsize true
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offset=`echo $oneTB \* $count \- 1 | bc`
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write_block "$count Tb minus 1 FSB" $offset $dbsize true
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count=`expr $count + 1`
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done
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# success, all done
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status=0
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exit
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