Summary
In this section, you gained insights into:
System Init: Systemd, Systemv, and Upstart:
Understanding different initialization systems, including Systemd, Systemv, and Upstart, which are responsible for managing the boot process.
The init Process:
Exploring the init process, the ancestor of all processes in a Unix-based system, responsible for initializing the system.
Startup Alternatives:
Understanding different approaches to system startup, including the traditional System V init, Upstart, and the modern Systemd.
systemd Features:
Exploring features provided by systemd, a system and service manager for Linux.
systemd Configuration Files:
Understanding the configuration files used by systemd to define and manage system services.
systemctl:
Learning how to interact with systemd using the systemctl
command.
Lab 32.1: Adding a New Startup Service with systemd:
Engaging in a hands-on lab to practice adding a new startup service with systemd, reinforcing practical skills in system initialization.
Quiz 32.1: Tar and Executable Script:
Testing your knowledge through a quiz focused on using tar
and executable scripts, reinforcing your understanding of basic system management tasks.
Quiz 32.2: Cron Job:
Testing your knowledge through a quiz focused on cron jobs, reinforcing your understanding of automated tasks scheduling.
Quiz 32.3: Configure NTP Service:
Testing your knowledge through a quiz focused on configuring the NTP (Network Time Protocol) service, reinforcing your understanding of time synchronization on a system.