major minor  #blocks  name

   1        0      65536 ram0
   1        1      65536 ram1
   1        2      65536 ram2
   1        3      65536 ram3
   1        4      65536 ram4
   1        5      65536 ram5
   1        6      65536 ram6
   1        7      65536 ram7
   1        8      65536 ram8
   1        9      65536 ram9
   1       10      65536 ram10
   1       11      65536 ram11
   1       12      65536 ram12
   1       13      65536 ram13
   1       14      65536 ram14
   1       15      65536 ram15
   8        0  488386584 sda
   8        1  134216704 sda1
   8        2  354168832 sda2
  11        0    1048575 sr0
 252        0  134214656 dm-0
 252        1    1048576 dm-1
 252        2   12582912 dm-2
 252        3   37748736 dm-3
 252        4   23068672 dm-4
 252        5   16777216 dm-5
 252        6    2621440 dm-6
 252        7   79691776 dm-7
 252        8    1048576 dm-8
 252        9   33554432 dm-9
 252       10    8388608 dm-10
 252       11    1048576 dm-11
 252       12    8388608 dm-12
 252       13   20971520 dm-13
 252       14   14680064 dm-14