ubuntu@ubuntu:~$ sudo gdisk -l /dev/sdb
GPT fdisk (gdisk) version 1.0.1

The protective MBR's 0xEE partition is oversized! Auto-repairing.

Partition table scan:
  MBR: protective
  BSD: not present
  APM: not present
  GPT: present

Found valid GPT with protective MBR; using GPT.
Disk /dev/sdb: 1953525168 sectors, 931.5 GiB
Logical sector size: 512 bytes
Disk identifier (GUID): 0875ABC6-BEB4-46AC-BE83-47BD6EB59BD1
Partition table holds up to 128 entries
First usable sector is 34, last usable sector is 1953525134
Partitions will be aligned on 2048-sector boundaries
Total free space is 5484 sectors (2.7 MiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1            2048          206847   100.0 MiB   EF00  EFI system partition
   2          206848          468991   128.0 MiB   0C01  Microsoft reserved ...
   3          468992      1951709184   930.4 GiB   0700  Basic data partition
   4      1951711232      1953523711   885.0 MiB   2700