Table of ContentsView in Frames

What the volume footprint is

A volume footprint is the amount of space a volume is using within the aggregate. Understanding what is included in the volume footprint helps you interpret the output of the space usage commands.

The volume footprint consists of the space used by user data and metadata, including metadata that resides in the aggregate rather than within the volume itself. For this reason it can be larger than the volume size, as shown in the following diagram: