
# create a raid0 array from 3 devices, and assemble it in a multitude of ways.
# explicitly list devices
# uuid, md-minor on command line with wildcard devices
# mdadm.conf file

mdadm -CR $md2 -l0 -n3 $dev0 $dev1 $dev2
check raid0
tst="testdev $md2 3 $mdsize1_l 512"
$tst
uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
mdadm -S $md2

mdadm -A $md2 $dev0 $dev1 $dev2
$tst
mdadm -S $md2

mdadm -A $md2 -u $uuid $devlist
$tst
mdadm -S $md2

# mdadm --assemble $md2 --name=2 $devlist
# $tst
# mdadm -S $md2

# conf=$targetdir/mdadm.conf
# {
#   echo DEVICE $devlist
#   echo array $md2 UUID=$uuid
# } > $conf

# mdadm -As -c $conf $md2
# $tst
# mdadm -S $md2

# {
#   echo DEVICE $devlist
#   echo array $md2 name=2
# } > $conf

# mdadm -As -c $conf $md2
# $tst
# mdadm -S $md2


# {
#   echo DEVICE $devlist
#   echo array $md2 devices=$dev0,$dev1,$dev2
# } > $conf

# mdadm -As -c $conf $md2
# $tst

# echo "DEVICE $devlist" > $conf
# mdadm -Db $md2 >> $conf
# mdadm -S $md2

# mdadm --assemble --scan --config=$conf $md2
# $tst
# mdadm -S $md2

# echo "  metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
# mdadm --assemble --scan --config=$conf $md2
# $tst
# mdadm -S $md2


### Now for version 0...

# mdadm --zero-superblock $dev0 $dev1 $dev2
# mdadm -CR $md2 -l0 --metadata=0.90 -n3 $dev0 $dev1 $dev2
# check raid0
# tst="testdev $md2 3 $mdsize0 512"
# $tst

# uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
# mdadm -S $md2

# mdadm -A $md2 $dev0 $dev1 $dev2
# $tst
# mdadm -S $md2

# mdadm -A $md2 -u $uuid $devlist
# $tst
# mdadm -S $md2

# mdadm --assemble $md2 --super-minor=2 $devlist #
# $tst
# mdadm -S $md2

# conf=$targetdir/mdadm.conf
# {
#   echo DEVICE $devlist
#   echo array $md2 UUID=$uuid
# } > $conf

# mdadm -As -c $conf $md2
# $tst
# mdadm -S $md2

# {
#   echo DEVICE $devlist
#   echo array $md2 super-minor=2
# } > $conf

# mdadm -As -c $conf $md2
# $tst
# mdadm -S $md2


# {
#   echo DEVICE $devlist
#   echo array $md2 devices=$dev0,$dev1,$dev2
# } > $conf

# mdadm -As -c $conf $md2
# $tst

# echo "DEVICE $devlist" > $conf
# mdadm -Db $md2 >> $conf
# mdadm -S $md2

# mdadm --assemble --scan --config=$conf $md2
# $tst
# mdadm -S $md2

# echo "  metadata=1 devices=$dev0,$dev1,$dev2" >> $conf
# mdadm --assemble --scan --config=$conf $md2
# $tst
# mdadm -S $md2

# Now use incremental assembly.
# mdadm -I --config=$conf $dev0
# mdadm -I --config=$conf $dev1
# mdadm -I --config=$conf $dev2
# $tst
# mdadm -S $md2
