I’m sure you’ve had clients servers disks fill up on a regular basis right? Here’s a cool tool that is free that you can use to quickly figure out where it’s all gone. TreeSize Free from JAM Software is a free tool, you can download it here but I’ve also paid for the Professional Version for my own systems.
As an example – here’s an example of a servers hard drive that filled up on one client today.
I then ran my disk cleanup script which you can download from here and did a refresh on the tool above and suddenly my disk is not so full anymore