parted

What it does

How to write it

parted [OPTION]... [DEVICE [COMMAND [ARGUMENT]...]...]

Main parts

print [free|all]

Show the table (and free space or all devices).

mklabel gpt|msdos

New empty partition table (deletes all partitions).

mkpart [NAME|TYPE] [FSTYPE] START END

New partition (GPT: a name; MBR: primary/extended/logical).

rm N

Remove partition N.

resizepart N END

Change the end of a partition.

name N NAME

Name a GPT partition.

set N FLAG on|off

Set a flag: boot, esp, lvm, raid, swap, bios_grub, msftdata …

toggle N FLAG

Toggle a flag.

type N TYPE-UUID

Set the GPT type UUID (newer parted).

unit UNIT

Units: s, B, KiB, MiB, GiB, %, compact …

align-check minimal|optimal N

Check alignment.

rescue START END

Find a lost partition.

disk_set / disk_toggle FLAG

Flags of the whole disk.

select DEVICE

Choose another disk.

quit

Leave.

Most used

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$ run as a normal user# run as root (or with sudo)

1. 1Show a disk

   #parted /dev/vdb print

   Table type, partitions, sizes and flags.

2. 2New GPT table

   #parted -s /dev/vdb mklabel gpt

   Deletes all partitions on the disk at once.

3. 3Create partitions in one go

   #parted -s /dev/vdb mkpart data xfs 1MiB 2GiB
   #parted -s /dev/vdb mkpart swap linux-swap 2GiB 3GiB

   GPT: the first word is the partition name.

4. 4A partition for LVM

   #parted -s /dev/vdb mkpart pv1 3GiB 100%
   #parted -s /dev/vdb set 3 lvm on

   100% = to the end of the disk.

5. 5Show free space in MiB

   #parted /dev/vdb unit MiB print free

   Where can a new partition go?

6. 6MBR with logical partitions

   #parted -s /dev/vdc mklabel msdos mkpart primary 1MiB 1GiB mkpart extended 1GiB 100% mkpart logical 1GiB 2GiB

   More commands in one line.

7. 7Grow a partition to the end of the disk

   #parted /dev/vdb resizepart 3 100%

   After a VM disk was made bigger; then grow the PV or file system.

8. 8EFI system partition

   #parted -s /dev/vdd mkpart ESP fat32 1MiB 601MiB set 1 esp on

   For a UEFI boot disk.

9. 9List all disks

   #parted -l

   Every disk with its table.

10. 10JSON for automation

    #parted -j /dev/vdb print | jq '.disk.partitions[].size'

    Newer parted versions.

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Exit codes