You may sometimes find that your computers is running or responding especially slowly, for example, opening or saving files takes an especially long time. A common cause for this is when one or more background processes take your hard drive hostage, overloading it with high rates of disc reads/writes. This places a physical strain on your hard drive, slowing down its operation. You can use the Task Manager to identify the resource-draining process or processes, and then end them. Read on to learn how: