Drive Activity is a Windows Vista / Windows 7 Sidebar gadget which displays the workload of your hard drives. Sidebar gadget that was designed to display the workload of your hard drives. A Sidebar gadget that was designed to display the workload of your hard drives.
The gadget determines the time each of your hard drives is busy servicing read or write requests and draws a graph from this information. Drive Activity shows each physical drive only once, because it wouldnt make much sense to show the exact same graph multiple times if two or more logical drives share the same physical drive.
Drive Activity comes in quite handy, if you have more than one hard drive in your computer. Since it is sometimes not that easy to determine which hard drive is currently busy or idle, if you only have your ears and one hard drive LED for all your hard drives. With Drive Activity it is therefore quite easy to keep an eye on possible performance bottlenecks in your system.

The license of this software is Freeware, you can free download and free use this disk management software.