major minor  #blocks  name

   1        0       4096 ram0
   1        1       4096 ram1
   1        2       4096 ram2
   1        3       4096 ram3
   1        4       4096 ram4
   1        5       4096 ram5
   1        6       4096 ram6
   1        7       4096 ram7
   1        8       4096 ram8
   1        9       4096 ram9
   1       10       4096 ram10
   1       11       4096 ram11
   1       12       4096 ram12
   1       13       4096 ram13
   1       14       4096 ram14
   1       15       4096 ram15
   8       16 18748538880 sdb
   8        0  937164800 sda
   8        1     270336 sda1
   8        2  936893440 sda2
 253        0    1024000 dm-0
 253        1    1024000 dm-1
 253        2    2048000 dm-2
 253        3    5120000 dm-3
 253        4   18432000 dm-4
 253        5   20480000 dm-5
 253        6   10240000 dm-6
 253        7  524288000 dm-7
 253        8 5014732800 dm-8
 253        9 2147483648 dm-9
 253       10 2147483648 dm-10
 253       11 2147483648 dm-11
 253       12 2147483648 dm-12
 148        2 2147483648 mars/infong-eu441
 148        4 2147483648 mars/infong-eu429
 148        5 2147483648 mars/infong-eu432