2 # create a simple linear
4 mdadm -CR $md0 -l linear -n3 $dev0 $dev1 $dev2
6 testdev $md0 3 $mdsize0 64
9 # now with version-1 superblock
10 mdadm -CR $md0 -e1 --level=linear -n4 $dev0 $dev1 $dev2 $dev3
12 testdev $md0 4 $mdsize1 64
15 # now with no superblock
16 mdadm -B $md0 -l linear -n5 $dev0 $dev1 $dev2 $dev3 $dev4
18 testdev $md0 5 $size 64