Chapter 4. Booting and Shutting Down the System

Terms you'll need to understand:

  • OpenBoot

  • Nonvolatile RAM (NVRAM)

  • Device aliases

  • The boot process

  • Kernel modules

  • The init program

  • System run levels

  • rc scripts

Techniques you'll need to master:

  • Creating and deleting a device alias

  • Troubleshooting boot problems

  • Changing system run levels

  • Adding system services by using rc scripts

This chapter addresses topics related to booting and shutting down the system. The first section covers key aspects of the system firmware on Sun SPARC platforms, including the Boot PROM test objectives. The second section summarizes the boot process for SPARC and Intel x86 platforms and covers the Boot Process test objectives. The third section describes system run levels, the services ...

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