090

   1 #! /bin/sh
   2 # FS QA Test No. 090
   3 #
   4 # Exercise IO on the realtime device (direct, buffered, mmapd)
   5 #
   6 #-----------------------------------------------------------------------
   7 # Copyright (c) 2000-2004 Silicon Graphics, Inc.  All Rights Reserved.
   8 #-----------------------------------------------------------------------
   9 #
  10 # creator
  11 owner=nathans@sgi.com
  12
  13 seq=`basename $0`
  14 echo "QA output created by $seq"
  15
  16 here=`pwd`
  17 tmp=/tmp/$$
  18 status=1        # failure is the default!
  19 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  20
  21 # get standard environment, filters and checks
  22 . ./common.rc
  23 . ./common.filter
  24
  25 # real QA test starts here
  26 _supported_fs xfs
  27 _supported_os Linux
  28 _require_realtime
  29 _require_scratch
  30
  31 _filter_io()
  32 {
  33         sed -e '/.* ops; /d'
  34 }
  35
  36 _create_scratch()
  37 {
  38         echo "*** mkfs"
  39         if ! _scratch_mkfs_xfs >$tmp.out 2>&1
  40         then
  41                 cat $tmp.out
  42                 echo "failed to mkfs $SCRATCH_DEV"
  43                 exit 1
  44         fi
  45
  46         echo "*** mount"
  47         if ! _scratch_mount
  48         then
  49                 echo "failed to mount $SCRATCH_DEV"
  50                 exit 1
  51         fi
  52 }
  53
  54 realtime_direct_aligned()
  55 {
  56         echo direct realtime writes, 4 files, 2m each, increasing offsets.
  57         for i in 0 1 2 3
  58         do
  59                 $XFS_IO_PROG -fdxR $SCRATCH_MNT/rt-direct-$1-$i \
  60                         -c "extsize $1" -c "pwrite ${i}m 1m" \
  61                         | _filter_io
  62         done
  63         _check_scratch_fs
  64 }
  65
  66 realtime_buffer_aligned()
  67 {
  68         echo buffered realtime writes, 4 files, 2m each, increasing offsets.
  69         for i in 0 1 2 3
  70         do
  71                 $XFS_IO_PROG -fxR $SCRATCH_MNT/rt-buffera-$1-$i \
  72                         -c "extsize $1" -c "pwrite ${i}m 1m" \
  73                         | _filter_io
  74         done
  75         _check_scratch_fs
  76 }
  77
  78 realtime_buffer_unaligned()
  79 {
  80         echo buffered realtime writes, 4 files, unaligned byte offsets/sizes.
  81         for i in 0 1 2 3
  82         do
  83                 $XFS_IO_PROG -fxR $SCRATCH_MNT/rt-bufferu-$1-$i \
  84                         -c "extsize $1" -c "pwrite $i 1" \
  85                         | _filter_io
  86         done
  87         _check_scratch_fs
  88 }
  89
  90 realtime_mmap_unaligned()
  91 {
  92         # mmap realtime writes, 4 files, unaligned byte offsets/sizes.
  93         for i in 0 1 2 3
  94         do
  95                 $XFS_IO_PROG -fxR $SCRATCH_MNT/rt-mmap-$1-$i \
  96                         -c "extsize $1" -c "pwrite $i 1" \
  97                         | _filter_io
  98         done
  99         _check_scratch_fs
 100 }
 101
 102
 103 _create_scratch
 104
 105 realtime_direct_aligned 0
 106 #realtime_direct_aligned 1m
 107 realtime_buffer_aligned 0
 108 #realtime_buffer_aligned 1m
 109 realtime_buffer_unaligned 0
 110 #realtime_buffer_unaligned 1m
 111 #realtime_mmap_unaligned 0
 112 #realtime_mmap_unaligned 1m
 113
 114 status=0
 115 exit