Chapter 0. Step 0: Don’t Panic
The first, essential step is to stay calm. If you are dragged into trying to diagnose a Linux system and it isn’t your area of expertise, you can only do so much. We’re going to be careful to keep from changing system configurations, and we’re going to restart services or the system only as a last resort.
So just try to relax, like Merv the dog (Figure 0-1). No one should expect miracles from you. And if you do figure out the problem, you’ll be a hero!
Figure 0-1. Merv the dog sez, Don’t panic
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