# lvextend > Increase the size of a logical volume. > See also: `lvm`. > More information: . - Increase a volume's size to 120 GB: `lvextend --size {{120G}} {{logical_volume}}` - Increase a volume's size by 40 GB as well as the underlying filesystem: `lvextend --size +{{40G}} -r {{logical_volume}}` - Increase a volume's size to 100% of the free physical volume space: `lvextend --size +{{100}}%FREE {{logical_volume}}`