Posted 01 March 2009 - 06:27 AM
Yes it is. But depending on what file system you're using, there's generally little point.
For example, NTFS is heavily optimized for 4K clusters. Smaller clusters will adversely affect performance, and larger clusters prevent some features from operating, for example no defragmenter which uses the Windows API can defragment a volume with larger than 4K cluster sizes.
Top 5 things that never get done: