Philosophically, what is the difference between empty space and space that will be reclaimed when you need it?
The storage medium tracks whether a cell or sector is overwritable. The filesystem tracks whether a block is allocated. And the OS tracks whether a cache is evictable.
At what layer do you consider the space “claimed”?
Philosophically, what is the difference between empty space and space that will be reclaimed when you need it?
The storage medium tracks whether a cell or sector is overwritable. The filesystem tracks whether a block is allocated. And the OS tracks whether a cache is evictable.
At what layer do you consider the space “claimed”?