Boot Linux faster in parallel

Understanding why the boot process is slow is one thing, but doing something about it is another. Before you start making changes, make sure that you've backed everything up -- or even better, use a test Linux box. There's no guarantee that you won't do something wrong, and a broken booting process can mean a broken Linux box.

If you're confident you know what you're doing, start by having a look at your /etc/init.d/rc script. At the end of the file you'll find something like the following (although I've simplified it greatly):