090

   1 #! /bin/bash
   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 # 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.
  12 #
  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.
  17 #
  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
  21 #
  22 #-----------------------------------------------------------------------
  23 #
  24 # creator
  25 owner=nathans@sgi.com
  26
  27 seq=`basename $0`
  28 echo "QA output created by $seq"
  29
  30 here=`pwd`
  31 tmp=/tmp/$$
  32 status=1        # failure is the default!
  33 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  34
  35 # get standard environment, filters and checks
  36 . ./common.rc
  37 . ./common.filter
  38
  39 # real QA test starts here
  40 _supported_fs xfs
  41 _supported_os Linux
  42 _require_realtime
  43 _require_scratch
  44
  45 _filter_io()
  46 {
  47         sed -e '/.* ops; /d'
  48 }
  49
  50 _create_scratch()
  51 {
  52         echo "*** mkfs"
  53         if ! _scratch_mkfs_xfs >$tmp.out 2>&1
  54         then
  55                 cat $tmp.out
  56                 echo "failed to mkfs $SCRATCH_DEV"
  57                 exit 1
  58         fi
  59
  60         echo "*** mount"
  61         if ! _scratch_mount
  62         then
  63                 echo "failed to mount $SCRATCH_DEV"
  64                 exit 1
  65         fi
  66 }
  67
  68 realtime_direct_aligned()
  69 {
  70         echo direct realtime writes, 4 files, 2m each, increasing offsets.
  71         for i in 0 1 2 3
  72         do
  73                 $XFS_IO_PROG -fdxR $SCRATCH_MNT/rt-direct-$1-$i \
  74                         -c "extsize $1" -c "pwrite ${i}m 1m" \
  75                         | _filter_io
  76         done
  77         _check_scratch_fs
  78 }
  79
  80 realtime_buffer_aligned()
  81 {
  82         echo buffered realtime writes, 4 files, 2m each, increasing offsets.
  83         for i in 0 1 2 3
  84         do
  85                 $XFS_IO_PROG -fxR $SCRATCH_MNT/rt-buffera-$1-$i \
  86                         -c "extsize $1" -c "pwrite ${i}m 1m" \
  87                         | _filter_io
  88         done
  89         _check_scratch_fs
  90 }
  91
  92 realtime_buffer_unaligned()
  93 {
  94         echo buffered realtime writes, 4 files, unaligned byte offsets/sizes.
  95         for i in 0 1 2 3
  96         do
  97                 $XFS_IO_PROG -fxR $SCRATCH_MNT/rt-bufferu-$1-$i \
  98                         -c "extsize $1" -c "pwrite $i 1" \
  99                         | _filter_io
 100         done
 101         _check_scratch_fs
 102 }
 103
 104 realtime_mmap_unaligned()
 105 {
 106         # mmap realtime writes, 4 files, unaligned byte offsets/sizes.
 107         for i in 0 1 2 3
 108         do
 109                 $XFS_IO_PROG -fxR $SCRATCH_MNT/rt-mmap-$1-$i \
 110                         -c "extsize $1" -c "pwrite $i 1" \
 111                         | _filter_io
 112         done
 113         _check_scratch_fs
 114 }
 115
 116
 117 _create_scratch
 118
 119 realtime_direct_aligned 0
 120 #realtime_direct_aligned 1m
 121 realtime_buffer_aligned 0
 122 #realtime_buffer_aligned 1m
 123 realtime_buffer_unaligned 0
 124 #realtime_buffer_unaligned 1m
 125 #realtime_mmap_unaligned 0
 126 #realtime_mmap_unaligned 1m
 127
 128 status=0
 129 exit