The same benefits apply to restore, reload, and disaster recovery. That means less system downtime. Of course, compressed files must be decompressed before users can access them. The best solution is to utilize an online archiving tool that supports auto-decompression so that compressed files are automatically decompressed as soon as they are accessed. The amount of disk space allocated for unused files is also quite large.
Any disk space allocated for unused files is wasted.
It is unrealistic to expect that users will review and clean up unused files periodically. Unless global clean-up procedures are in place, unused files will never disappear. Certain types of files can be safely purged, such as temporary work files. If they are needed later on, just restore them and you are in business. How to Add a New Disk Most users just add a new disk whenever the amount of free disk space is low.