major minor  #blocks  name

   8        0  143338560 sda
   8        1     512000 sda1
   8        2  142825472 sda2
   8       16  143338560 sdb
   8       17  143331898 sdb1
 253        0  123949056 dm-0
 253        1    8388608 dm-1
 253        2   10485760 dm-2
