root@firefly:/mnt# fdisk /dev/nvme0n1
Welcome to fdisk (util-linux 2.27.1).
Changes will remain in memory only, until you decide to write them.
Be careful before using the write command.
Command (m for help): p
Disk /dev/nvme0n1: 238.5 GiB, 256060514304 bytes, 500118192 sectors
Units: sectors of 1 * 512 = 512 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disklabel type: dos
Disk identifier: 0x04e5e7a6
Device Boot Start End Sectors Size Id Type
/dev/nvme0n1p1 2048 500118191 500116144 238.5G 83 Linux