Linux Basics for SysAdmin: Learn core linux concepts and command-line skills to kickstart your system administration career - Softcover

Inhaltsangabe

"Linux Basics for SysAdmin" is a great starting point for learning the fundamentals of Linux, including the command line and all the tools and commands needed to manage enterprise systems.

At first, you are introduced to the Linux environment, with a focus on browsing the filesystem, using basic commands, managing files and directories, and becoming acquainted with the shell. You'll also learn about package management and how to handle system startup and shutdown efficiently. After that, you'll learn all about system configuration files, 'systemd' for managing system services, crontab for job scheduling, and 'at' and 'batch' for automating processes. You will also learn about system performance monitoring, log files, backup and restore procedures, disk partitioning, and remote management via SSH.

Afterwards, the book delves into topics such as dependency management, system hardware configuration, kernel upgrades, and device driver management, as well as package management with 'apt' and 'yum'. You'll also learn to create and manage repositories, and install and setup virtual machines with VirtualBox.

In the end, the book covers a wide range of topics, including creating and managing user accounts, editing user profiles, setting ownership and permissions for files, using ACLs, managing user sessions, configuring sudo for administrative tasks, implementing password policies, working with PAM, and managing group memberships.

Key Learnings

• Up and running with essential Linux commands to navigate and manage system's file structure.
• Gain skills in user and group management for secure access control and permissions.
• Configure and manage system services with 'systemd' for service administration.
• Implement robust password policies for enhanced security and user account protection.
• Utilize package management tools for seamless software installation.
• Setup and manage virtual machines with VirtualBox to create isolated, reproducible development environments.
• Use Access Control Lists to fine-tune file permissions beyond standard Unix model.
• Schedule and automate tasks using 'cron', 'at', and 'batch' to improve system efficiency and reliability.
• Securely configure and use SSH for remote management and administration of Linux systems.

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