4 # fsx exercising direct IO -- sub-block sizes and concurrent buffered IO
6 #-----------------------------------------------------------------------
7 # Copyright (c) 2000-2004 Silicon Graphics, Inc. All Rights Reserved.
8 #-----------------------------------------------------------------------
14 echo "QA output created by $seq"
18 status=1 # failure is the default!
19 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
21 # get standard environment, filters and checks
25 # real QA test starts here
27 _supported_os Linux IRIX
29 [ $HOSTOS == IRIX ] && _notrun "Not working on IRIX yet"
35 echo fsx $@ | tee -a $seq.full | sed -e "s/ $bsize / BSIZE /g" -e "s/ $psize / PSIZE /g"
37 $here/ltp/fsx $@ $TEST_DIR/junk > $tmp.stdout 2> $tmp.stderr
45 psize=`$here/src/feature -s`
47 # 2.4 Linux kernels support bsize aligned direct I/O only
48 kernel=`uname -r | sed -e 's/\(2\..\).*/\1/'`
49 [ "$HOSTOS" = "Linux" -a "$kernel" = "2.4" ] && bsize=$psize
53 # -N numops: total # operations to do
54 # -l flen: the upper bound on file size
55 # -o oplen: the upper bound on operation size (64k default)
56 # -r readbdy: $psize would make reads page aligned (on i386)
57 # -t truncbdy: $psize would make truncates page aligned (on i386)
58 # -w writebdy: $psize would make writes page aligned (on i386)
60 # -Z: O_DIRECT (use -R, -W, -r and -w too)
61 # -R: mapped read operations DISabled
62 # -W: mapped write operations DISabled
64 #run_fsx -N 10000 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
65 run_fsx -N 10000 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
66 run_fsx -N 10000 -o 8192 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
67 #run_fsx -N 10000 -o 16384 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
68 run_fsx -N 10000 -o 32768 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
69 #run_fsx -N 10000 -o 128000 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
70 run_fsx -N 10000 -o 8192 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
71 #run_fsx -N 10000 -o 16384 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
72 run_fsx -N 10000 -o 32768 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
73 #run_fsx -N 10000 -o 128000 -l 500000 -r $psize -t $psize -w $psize -Z -W
74 run_fsx -N 10000 -o 128000 -l 500000 -r $psize -t $bsize -w $bsize -Z -W
76 # Commented out calls above are less likely to pick up issues, so
77 # save time by commenting them out (leave 'em for manual testing).