8. Monitor Your Mac's Health
No matter how diligently you perform the maintenance tasks I recommend in this book, you won't truly know how well (or how poorly) your Mac is running unless you make the effort to find out. The fact that no smoke is billowing from your SuperDrive is a good sign, of course, but it's hardly definitive proof that all is well. In this chapter, I show you how to find out what's going on under the hood.