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|
set -e
#
# create a raid1 with 3 devices and a bitmap file
# make sure resync does right thing.
#
#
bmf=$targetdir/bitmap
rm -f $bmf
$mdadm --create --run $md0 --level=1 -n3 --delay=1 --bitmap $bmf $dev1 $dev2 $dev3
$check wait
sh tests/testdev $md0 1 $mdsize0 1
$mdadm -S $md0
$mdadm --assemble $md0 --bitmap=$bmf $dev1 $dev2 $dev3
sh tests/testdev $md0 1 $mdsize0 1
dirty1=`$mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
sleep 4
dirty2=`$mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
if [ $dirty1 -lt 400 -o $dirty2 -ne 0 ]
then echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
exit 1
fi
$mdadm $md0 -f $dev2
sh tests/testdev $md0 1 $mdsize0 1
sleep 4
dirty3=`$mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
if [ $dirty3 -lt 400 ]
then
echo >&2 "ERROR dirty count $dirty3 is too small"
exit 2
fi
$mdadm -S $md0
$mdadm --assemble -R $md0 --bitmap=$bmf $dev1 $dev3
$check nosync
$mdadm $md0 --add $dev2
$check recovery
dirty4=`$mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
$check wait
sleep 4
dirty5=`$mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
if [ $dirty4 -lt 400 -o $dirty5 -ne 0 ]
then echo echo >&2 "ERROR bad 'dirty' counts at end: $dirty4 $dirty5"
exit 1
fi
$mdadm -S $md0
exit 0
|
