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 $@ $TEST_DIR/junk >>$seq.full 2>&1
44 psize=`$here/src/feature -s`
46 kernel=`uname -r | sed -e 's/\(2\..\).*/\1/'`
48 # 2.4 Linux kernels support bsize aligned direct I/O only
49 [ "$HOSTOS" = "Linux" -a "$kernel" = "2.4" ] && bsize=$psize
51 # 2.6 Linux kernels support sector aligned direct I/O only
52 if [ "$HOSTOS" = "Linux" -a "$kernel" = "2.6" ]; then
53 xfs_info $TEST_DIR | _filter_mkfs 2> $tmp.info > /dev/null
62 # -N numops: total # operations to do
63 # -l flen: the upper bound on file size
64 # -o oplen: the upper bound on operation size (64k default)
65 # -r readbdy: $psize would make reads page aligned (on i386)
66 # -t truncbdy: $psize would make truncates page aligned (on i386)
67 # -w writebdy: $psize would make writes page aligned (on i386)
69 # -Z: O_DIRECT (use -R, -W, -r and -w too)
70 # -R: mapped read operations DISabled
71 # -W: mapped write operations DISabled
73 #run_fsx -N 10000 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
74 run_fsx -N 10000 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
75 run_fsx -N 10000 -o 8192 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
76 #run_fsx -N 10000 -o 16384 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
77 run_fsx -N 10000 -o 32768 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
78 #run_fsx -N 10000 -o 128000 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
79 run_fsx -N 10000 -o 8192 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
80 #run_fsx -N 10000 -o 16384 -l 500000 -r $psize -t $psize -w $psize -Z -R -W
81 run_fsx -N 10000 -o 32768 -l 500000 -r $psize -t $bsize -w $bsize -Z -R -W
82 #run_fsx -N 10000 -o 128000 -l 500000 -r $psize -t $psize -w $psize -Z -W
83 run_fsx -N 10000 -o 128000 -l 500000 -r $psize -t $bsize -w $bsize -Z -W
85 # Commented out calls above are less likely to pick up issues, so
86 # save time by commenting them out (leave 'em for manual testing).