tests/05r1-n3-bitmapfile

   1 set -e
   2
   3 #
   4 # create a raid1 with 3 devices and a bitmap file
   5 # make  sure resync does right thing.
   6 #
   7 #
   8 bmf=$targetdir/bitmap
   9 rm -f $bmf
  10 mdadm --create --run $md0 --level=1 -n3 --delay=1  --bitmap $bmf $dev1 $dev2 $dev3
  11 check wait
  12 testdev $md0 1 $mdsize0 1
  13 mdadm -S $md0
  14
  15 mdadm --assemble $md0 --bitmap=$bmf $dev1 $dev2 $dev3
  16 testdev $md0 1 $mdsize0 1
  17 dirty1=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
  18 sleep 4
  19 dirty2=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
  20
  21 if [ $dirty1 -lt 400 -o $dirty2 -ne 0 ]
  22 then  echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
  23   exit 1
  24 fi
  25 mdadm $md0 -f $dev2
  26 testdev $md0 1 $mdsize0 1
  27 sleep 4
  28 dirty3=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
  29 if [ $dirty3 -lt 400 ]
  30 then
  31    echo >&2 "ERROR dirty count $dirty3 is too small"
  32    exit 2
  33 fi
  34
  35 mdadm -S $md0
  36
  37 mdadm --assemble -R $md0 --bitmap=$bmf $dev1 $dev3
  38 check nosync
  39 mdadm $md0 --add $dev2
  40 check recovery
  41
  42 dirty4=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
  43 check wait
  44 sleep 4
  45 dirty5=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
  46
  47 if [ $dirty4 -lt 400 -o $dirty5 -ne 0 ]
  48 then echo echo >&2 "ERROR bad 'dirty' counts at end: $dirty4 $dirty5"
  49   exit 1
  50 fi
  51
  52 mdadm -S $md0
  53 exit 0