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 # This program is free software; you can redistribute it and/or modify it
  10 # under the terms of version 2 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, but
  14 # WITHOUT ANY WARRANTY; without even the implied warranty of
  15 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  16 #
  17 # Further, this software is distributed without any warranty that it is
  18 # free of the rightful claim of any third person regarding infringement
  19 # or the like.  Any license provided herein, whether implied or
  20 # otherwise, applies only to this software file.  Patent licenses, if
  21 # any, provided herein do not apply to combinations of this program with
  22 # other software, or any other product whatsoever.
  23 #
  24 # You should have received a copy of the GNU General Public License along
  25 # with this program; if not, write the Free Software Foundation, Inc., 59
  26 # Temple Place - Suite 330, Boston MA 02111-1307, USA.
  27 #
  28 # Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
  29 # Mountain View, CA  94043, or:
  30 #
  31 # http://www.sgi.com
  32 #
  33 # For further information regarding this notice, see:
  34 #
  35 # http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
  36 #-----------------------------------------------------------------------
  37 #
  38 # creator
  39 owner=nathans@sgi.com
  40
  41 seq=`basename $0`
  42 echo "QA output created by $seq"
  43
  44 here=`pwd`
  45 tmp=/tmp/$$
  46 status=1        # failure is the default!
  47 trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15
  48
  49 # get standard environment, filters and checks
  50 . ./common.rc
  51 . ./common.filter
  52
  53 # real QA test starts here
  54 _supported_fs xfs
  55 _supported_os Linux
  56 _require_realtime
  57 _require_scratch
  58
  59 _filter_io()
  60 {
  61         sed -e '/.* ops; /d'
  62 }
  63
  64 _create_scratch()
  65 {
  66         echo "*** mkfs"
  67         if ! _scratch_mkfs_xfs >$tmp.out 2>&1
  68         then
  69                 cat $tmp.out
  70                 echo "failed to mkfs $SCRATCH_DEV"
  71                 exit 1
  72         fi
  73
  74         echo "*** mount"
  75         if ! _scratch_mount
  76         then
  77                 echo "failed to mount $SCRATCH_DEV"
  78                 exit 1
  79         fi
  80 }
  81
  82 realtime_direct_aligned()
  83 {
  84         echo direct realtime writes, 4 files, 2m each, increasing offsets.
  85         for i in 0 1 2 3
  86         do
  87                 xfs_io -fdxR $SCRATCH_MNT/rt-direct-$1-$i \
  88                         -c "extsize $1" -c "pwrite ${i}m 1m" \
  89                         | _filter_io
  90         done
  91         _check_scratch_fs
  92 }
  93
  94 realtime_buffer_aligned()
  95 {
  96         echo buffered realtime writes, 4 files, 2m each, increasing offsets.
  97         for i in 0 1 2 3
  98         do
  99                 xfs_io -fxR $SCRATCH_MNT/rt-buffera-$1-$i \
 100                         -c "extsize $1" -c "pwrite ${i}m 1m" \
 101                         | _filter_io
 102         done
 103         _check_scratch_fs
 104 }
 105
 106 realtime_buffer_unaligned()
 107 {
 108         echo buffered realtime writes, 4 files, unaligned byte offsets/sizes.
 109         for i in 0 1 2 3
 110         do
 111                 xfs_io -fxR $SCRATCH_MNT/rt-bufferu-$1-$i \
 112                         -c "extsize $1" -c "pwrite $i 1" \
 113                         | _filter_io
 114         done
 115         _check_scratch_fs
 116 }
 117
 118 realtime_mmap_unaligned()
 119 {
 120         # mmap realtime writes, 4 files, unaligned byte offsets/sizes.
 121         for i in 0 1 2 3
 122         do
 123                 xfs_io -fxR $SCRATCH_MNT/rt-mmap-$1-$i \
 124                         -c "extsize $1" -c "pwrite $i 1" \
 125                         | _filter_io
 126         done
 127         _check_scratch_fs
 128 }
 129
 130
 131 _create_scratch
 132
 133 realtime_direct_aligned 0
 134 #realtime_direct_aligned 1m
 135 realtime_buffer_aligned 0
 136 #realtime_buffer_aligned 1m
 137 realtime_buffer_unaligned 0
 138 #realtime_buffer_unaligned 1m
 139 #realtime_mmap_unaligned 0
 140 #realtime_mmap_unaligned 1m
 141
 142 status=0
 143 exit