The Disk Usage report provides a drill-down tool for examining hard disk utilization. With this tool, you can quickly pinpoint the source of wasted disk space.
If your system does not have this app available, you can install it via the Marketplace.
You can find this feature in the menu system at the following location:
The Remote System Monitor checks the ports, system load, disk space and memory usage on your ClearOS installation. As such, it can offer insight into the performance or failure of given system.
The disk usage report displays information in a pie chart (see screenshot). You can drill down into the file system by clicking on a particular piece of the pie. Click on the center of the pie chart to go back to your previous view.