$ cat /proc/partitions major minor #blocks name 7 0 91228 loop0 7 1 56008 loop1 7 2 56184 loop2 7 3 91264 loop3 259 0 244198584 nvme0n1 8 0 488386584 sda 8 1 1024 sda1 8 2 488383488 sda2 8 16 6836191232 sdb 8 64 6836191232 sde 8 80 39078144 sdf 8 48 6836191232 sdd 8 32 6836191232 sdc 11 0 1048575 sr0