====== sgdisk ======

<code bash>
# print
sgdisk -p $DISK

# backup partitions to file
sgdisk -b sgdisk-backup.bin

# replicate partition layout
sgdisk /dev/sda -R $DISK

# randomize GUIDs
sgdisk -G $DISK
</code>

<code bash>
# Clear the partition table:
sgdisk --zap-all $DISK

# Create EFI system partition (for use now or in the future):
sgdisk -n1:1M:+1G -t1:EF00 $DISK

# Create BIOS boot partition, skip if you don't use this:
sgdisk -a1 -n5:24K:+1000K -t5:EF02 $DISK

# Create main partition:
sgdisk -n2:0:0   $DISK
</code>


===== Examples =====

==== EFI ====

# Change partition 1 type to EFI

sgdisk -t 1:EF00 -c1:efi $DISK


# sgdisk -n 0:0:+1MiB -t 0:ef02 -c 0:grub /dev/sda
# sgdisk -n 0:0:+1GiB -t 0:ea00 -c 0:boot /dev/sda
# sgdisk -n 0:0:+4GiB -t 0:8200 -c 0:swap /dev/sda
# sgdisk -n 0:0:0 -t 0:8300 -c 0:root /dev/sda