gpt or mbr

How to check gpt or mbr?

[root@ip-10-0-0-100 ~]# fdisk -l /dev/nvme2n1

Disk /dev/nvme2n1: 5368 MB, 5368709120 bytes, 10485760 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

Disk label type: dos

Disk identifier: 0xc8ffa277

        Device Boot      Start         End      Blocks   Id  System

/dev/nvme2n1p1            2048     4196351     2097152   83  Linux

[root@ip-10-0-0-100 ~]# fdisk -l /dev/nvme1n1

WARNING: fdisk GPT support is currently new, and therefore in an experimental phase. Use at your own discretion.

Disk /dev/nvme1n1: 5368 MB, 5368709120 bytes, 10485760 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

Disk label type: gpt

Disk identifier: BDDC8738-9969-41D5-A16F-BB674C03C831