
It could be anything from local Time Machine backups going bananas to Spotlight indexing misbehaving and everything in between. Unfortunately, you can’t tell what really takes the space judging from the info provided by OS X storage tool. There have been incidents when System Storage started taking obnoxious chunks of space. System, Other, Purgeable types of storage - what are they, and more importantly, how do you clear them? Let’s get this figured out. At times, you can’t even tell what takes up the space on your Mac and what do you need to delete to claim it back.

Somewhere at the top of the burning questions list is Storage. However even Apple computers have their moments when you can’t help but feel the need for explanation. Macs are praised for their user-friendliness, thorough user experience design and optimization.
