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|
# create a raid5 array and assemble it in various ways,
# including with missing devices.
mdadm -CR -e 0.90 $md1 -l5 -n3 $dev0 $dev1 $dev2
tst="check raid5 ;testdev $md1 2 $mdsize0 512 ; mdadm -S $md1"
uuid=`mdadm -Db $md1 | sed 's/.*UUID=//'`
check wait
eval $tst
mdadm -A $md1 $dev0 $dev1 $dev2
eval $tst
mdadm -A $md1 -u $uuid $devlist
eval $tst
mdadm -A $md1 -m 1 $devlist
eval $tst
conf=$targetdir/mdadm.conf
{
echo DEVICE $devlist
echo array $md1 UUID=$uuid
} > $conf
mdadm -As -c $conf $md1
eval $tst
{
echo DEVICE $devlist
echo array $md1 super-minor=1
} > $conf
mdadm -As -c $conf
eval $tst
{
echo DEVICE $devlist
echo array $md1 devices=$dev0,$dev1,$dev2
} > $conf
mdadm -As -c $conf
echo "DEVICE $devlist" > $conf
mdadm -Db $md1 >> $conf
eval $tst
mdadm --assemble --scan --config=$conf $md1
eval $tst
echo " metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
mdadm --assemble --scan --config=$conf $md1
eval $tst
### Now with a missing device
mdadm -AR $md1 $dev0 $dev2 #
check state U_U
eval $tst
mdadm -A $md1 -u $uuid $devlist
check state U_U
eval $tst
mdadm -A $md1 -m 1 $devlist
check state U_U
eval $tst
conf=$targetdir/mdadm.conf
{
echo DEVICE $devlist
echo array $md1 UUID=$uuid
} > $conf
mdadm -As -c $conf $md1
check state U_U
eval $tst
{
echo DEVICE $devlist
echo array $md1 super-minor=1
} > $conf
mdadm -As -c $conf
check state U_U
eval $tst
{
echo DEVICE $devlist
echo array $md1 devices=$dev0,$dev1,$dev2
} > $conf
mdadm -As -c $conf
echo "DEVICE $devlist" > $conf
mdadm -Db $md1 >> $conf
check state U_U
eval $tst
mdadm --assemble --scan --config=$conf $md1
check state U_U
eval $tst
echo " metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
mdadm --assemble --scan --config=$conf $md1
check state U_U
eval $tst
|
