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Last active December 16, 2015 09:59
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Ubuntu Server 12.10 Reformatting 3TB Drives
# http://askubuntu.com/questions/84501/how-can-i-change-convert-a-ubuntu-mbr-drive-to-a-gpt-and-make-ubuntu-boot-from
Terminology
-----------
BIOS = Basic Input/Output System
(U)EFI = (Unified) Extensible Firmware Interface
MBR = Master Boot Record
GPT = GUID Partition Table
UEFI / EFI / BIOS = Firmware interface
MBR / GPT = How the computer knows (per hard disk) what partitions are on the drive and how to boot from them.
Stopped Here
1) Resize partition
Use parted (command line) or gparted (GUI) to resize the first and last partition. The first partion should have about 200MiB before it, and the last partition should have 1MiB to 2MiB (either will do) taken off the end.
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