buuunt@pc:~$ sudo gdisk -l /dev/sda
GPT fdisk (gdisk) version 1.0.5

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

Found valid GPT with protective MBR; using GPT.
Disk /dev/sda: 5860533168 sectors, 2.7 TiB
Model: WDC WD30EZRX-00D
Sector size (logical/physical): 512/4096 bytes
Disk identifier (GUID): B50E9097-85C2-48AC-B95B-8DBB09DBA71F
Partition table holds up to 128 entries
Main partition table begins at sector 2 and ends at sector 33
First usable sector is 34, last usable sector is 5860533134
Partitions will be aligned on 8-sector boundaries
Total free space is 2925 sectors (1.4 MiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1              34          262177   128.0 MiB   0C01  Microsoft reserved ...
   2          264192      5860532223   2.7 TiB     0700  Basic data partition
buuunt@pc:~$ sudo gdisk -l /dev/sdb
GPT fdisk (gdisk) version 1.0.5

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


***************************************************************
Found invalid GPT and valid MBR; converting MBR to GPT format
in memory. 
***************************************************************

Disk /dev/sdb: 500118192 sectors, 238.5 GiB
Model: Samsung SSD 850 
Sector size (logical/physical): 512/512 bytes
Disk identifier (GUID): C4251827-744E-4175-AE69-47033032ED23
Partition table holds up to 128 entries
Main partition table begins at sector 2 and ends at sector 33
First usable sector is 34, last usable sector is 500118158
Partitions will be aligned on 2048-sector boundaries
Total free space is 2669 sectors (1.3 MiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1            2048         1075199   524.0 MiB   EF00  EFI system partition
   2         1075200        98732031   46.6 GiB    8300  Linux filesystem
   3        98732032       137793535   18.6 GiB    8200  Linux swap
   4       137793536       500117503   172.8 GiB   8300  Linux filesystem
buuunt@pc:~$ sudo gdisk -l /dev/sdc
GPT fdisk (gdisk) version 1.0.5

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


***************************************************************
Found invalid GPT and valid MBR; converting MBR to GPT format
in memory. 
***************************************************************

Disk /dev/sdc: 500118192 sectors, 238.5 GiB
Model: Samsung SSD 840 
Sector size (logical/physical): 512/512 bytes
Disk identifier (GUID): 072258A5-FE3A-4EEA-9126-A418B03FE8E0
Partition table holds up to 128 entries
Main partition table begins at sector 2 and ends at sector 33
First usable sector is 34, last usable sector is 500118158
Partitions will be aligned on 2048-sector boundaries
Total free space is 7415 sectors (3.6 MiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1            2048          206847   100.0 MiB   0700  Microsoft basic data
   2          206848       499064181   237.9 GiB   0700  Microsoft basic data
   3       499064832       500113407   512.0 MiB   2700  Windows RE
buuunt@pc:~$ sudo gdisk -l /dev/sdd
GPT fdisk (gdisk) version 1.0.5

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/sdd: 3907029168 sectors, 1.8 TiB
Model: WDC WD2002FAEX-0
Sector size (logical/physical): 512/512 bytes
Disk identifier (GUID): 2AE17005-CC1B-4CE6-9BD1-1FD72F30B69F
Partition table holds up to 128 entries
Main partition table begins at sector 2 and ends at sector 33
First usable sector is 34, last usable sector is 3907029134
Partitions will be aligned on 8-sector boundaries
Total free space is 4205 sectors (2.1 MiB)

Number  Start (sector)    End (sector)  Size       Code  Name
   1              34          262177   128.0 MiB   0C01  Microsoft reserved ...
   2          264192      3087828991   1.4 TiB     0700  Basic data partition
   3      3087828992      3907026943   390.6 GiB   0700  Basic data partition