major minor  #blocks  name

   8        0  500107608 sda
   8        1    1048576 sda1
   8        2  499057664 sda2
  11        0    1048575 sr0
 253        0   52428800 dm-0
 253        1    8093696 dm-1
 253        2  438534144 dm-2
 252        0     524288 zram0
