Chapter 1

Introducing Basic System Administration

IN THIS CHAPTER

check Knowing how to become root

check Understanding the system startup process

check Taking stock of the system configuration files

check Viewing system information through the /proc file system

check Monitoring system performance

check Managing devices and scheduling jobs

check Using GUI system administration tools

System administration refers to whatever must be done to keep a computer system up and running. That system could be just a stand-alone client machine, a network server that an organization depends on for its livelihood, and almost anything in between the two extremes. The system administrator is whoever is in charge of taking care of these tasks and making the system perform as needed.

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