xfs_admin

Modify XFS filesystem parameters

TLDR

Display label

$ sudo xfs_admin -l [/dev/sdX]

Set label

$ sudo xfs_admin -L "[label]" [/dev/sdX]

Display UUID

$ sudo xfs_admin -u [/dev/sdX]

Set UUID

$ sudo xfs_admin -U [uuid] [/dev/sdX]

Generate new UUID

$ sudo xfs_admin -U generate [/dev/sdX]

SYNOPSIS

xfs_admin [OPTIONS] DEVICE

DESCRIPTION

xfs_admin modifies parameters of an XFS filesystem. It can change the label and UUID of unmounted XFS filesystems.
The filesystem must be unmounted before modifying parameters.

PARAMETERS

-l, --list

Display filesystem label

-L, --Label LABEL

Set filesystem label

-u, --uuid

Display filesystem UUID

-U, --UUID UUID

Set filesystem UUID (or "generate" for new)

-c 0|1

Enable/disable lazy-counters

CAVEATS

Changing UUID may affect fstab and boot configurations. Requires root privileges. XFS filesystems only.