Chapter 7. File Analysis

Solutions in this chapter:

  • The Linux Boot Process
  • System and Security Configuration Files
  • Log Files
  • Identifying Other Files of Interest

The Linux Boot Process

The first step in the Linux boot process is loading the kernel. The kernel is generally found in the /boot directory and will be referenced by the boot loader. Modern Linux distributions will usually use the Grand Unified Boot Loader (GRUB), although some (notably Slackware) will still use the Linux Loader (LILO). Both serve the same purpose: loading the kernel and initiating system boot up. Let's look at some relevant entries from a sample grub.conf file:

  • default=0
  • timeout=5

This indicates that the default grub entry that will be booted after a 5-second delay ...

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