4 # fsx exercising direct IO -- sub-block sizes and concurrent buffered IO
6 #-----------------------------------------------------------------------
7 # Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
9 # This program is free software; you can redistribute it and/or
10 # modify it under the terms of the GNU General Public License as
11 # published by the Free Software Foundation.
13 # This program is distributed in the hope that it would be useful,
14 # but WITHOUT ANY WARRANTY; without even the implied warranty of
15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 # GNU General Public License for more details.
18 # You should have received a copy of the GNU General Public License
19 # along with this program; if not, write the Free Software Foundation,
20 # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 #-----------------------------------------------------------------------
28 echo "QA output created by $seq"
32 status=1 # failure is the default!
33 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
35 # get standard environment, filters and checks
39 # real QA test starts here
41 _supported_os Linux IRIX
43 [ $HOSTOS == IRIX ] && _notrun "Not working on IRIX yet"
49 echo fsx $@ | tee -a $seq.full
50 args=`echo $@ | sed -e "s/ BSIZE / $bsize /g" -e "s/ PSIZE / $psize /g"`
52 $here/ltp/fsx $args $TEST_DIR/junk >>$seq.full 2>&1
59 psize=`$here/src/feature -s`
60 bsize=`blockdev --getss $TEST_DEV`
61 kernel=`uname -r | sed -e 's/\(2\..\).*/\1/'`
63 # 2.4 Linux kernels support bsize aligned direct I/O only
64 [ "$HOSTOS" = "Linux" -a "$kernel" = "2.4" ] && bsize=$psize
68 # -N numops: total # operations to do
69 # -l flen: the upper bound on file size
70 # -o oplen: the upper bound on operation size (64k default)
71 # -r readbdy: $psize would make reads page aligned (on i386)
72 # -t truncbdy: $psize would make truncates page aligned (on i386)
73 # -w writebdy: $psize would make writes page aligned (on i386)
75 # -Z: O_DIRECT (use -R, -W, -r and -w too)
76 # -R: mapped read operations DISabled
77 # -W: mapped write operations DISabled
79 #run_fsx -N 10000 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
80 run_fsx -N 10000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
81 run_fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
82 #run_fsx -N 10000 -o 16384 -l 500000 -r PSIZE -t PSIZE -w PSIZE -Z -R -W
83 run_fsx -N 10000 -o 32768 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
84 #run_fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t PSIZE -w PSIZE -Z -R -W
85 run_fsx -N 10000 -o 8192 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
86 #run_fsx -N 10000 -o 16384 -l 500000 -r PSIZE -t PSIZE -w PSIZE -Z -R -W
87 run_fsx -N 10000 -o 32768 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -R -W
88 #run_fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t PSIZE -w PSIZE -Z -W
89 run_fsx -N 10000 -o 128000 -l 500000 -r PSIZE -t BSIZE -w BSIZE -Z -W
91 # Commented out calls above are less likely to pick up issues, so
92 # save time by commenting them out (leave 'em for manual testing).