rendered paste body$ ls -l /dev/sd[ab][123] /dev/mapper/sd[ab][123]
brw-rw---- 1 root disk 238, 0 2007-04-25 15:00 /dev/mapper/sda1
brw-rw---- 1 root disk 238, 2 2007-04-25 15:00 /dev/mapper/sda2
brw-rw---- 1 root disk 238, 4 2007-04-25 15:00 /dev/mapper/sda3
brw-rw---- 1 root disk 238, 1 2007-04-25 15:00 /dev/mapper/sdb1
brw-rw---- 1 root disk 238, 3 2007-04-25 15:00 /dev/mapper/sdb2
brw-rw---- 1 root disk 238, 5 2007-04-25 15:00 /dev/mapper/sdb3
brw-rw---- 1 root disk 8, 1 2007-04-25 15:00 /dev/sda1
brw-rw---- 1 root disk 8, 2 2007-04-25 15:00 /dev/sda2
brw-rw---- 1 root disk 8, 3 2007-04-25 15:00 /dev/sda3
brw-rw---- 1 root disk 8, 17 2007-04-25 15:00 /dev/sdb1
brw-rw---- 1 root disk 8, 18 2007-04-25 15:00 /dev/sdb2
brw-rw---- 1 root disk 8, 19 2007-04-25 15:00 /dev/sdb3