swaplabel

Print or change the label or UUID of a swap area. Note: path/to/file can either point to a regular file or a swap partition. More information: https://manned.org/swaplabel.

• Display the current label and UUID of a swap area:

swaplabel path/to/file

• Set the label of a swap area:

swaplabel --label new_label path/to/file

• Set the UUID of a swap area (you can generate a UUID using uuidgen):

swaplabel --uuid new_uuid path/to/file