You're reading from Red Hat Enterprise Linux 9 Administration A comprehensive Linux system administration guide for RHCSA certification exam candidates

Product type Paperback

Published in Nov 2022

Publisher Packt

ISBN-13 9781803248806

Length 530 pages

Edition 2nd Edition

Languages

C++

Tools

Linux

Concepts

System Administration

Authors (4):

Scott McCarty

Miguel Pérez Colino

Pedro Ibañez Requena

Pablo Iranzo Gómez

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Table of Contents (26) Chapters

Preface

1. Part 1 – Systems Administration – Software, User, Network, and Services Management

2. Chapter 1: Getting RHEL Up and Running FREE CHAPTER

3. Chapter 2: RHEL 9 Advanced Installation Options

4. Chapter 3: Basic Commands and Simple Shell Scripts

5. Chapter 4: Tools for Regular Operations

6. Chapter 5: Securing Systems with Users, Groups, and Permissions

7. Chapter 6: Enabling Network Connectivity

8. Chapter 7: Adding, Patching, and Managing Software

9. Part 2 – Security with SSH, SELinux, a Firewall, and System Permissions

10. Chapter 8: Administering Systems Remotely

11. Chapter 9: Securing Network Connectivity with firewalld

12. Chapter 10: Keeping Your System Hardened with SELinux

13. Chapter 11: System Security Profiles with OpenSCAP

14. Part 3 – Resource Administration – Storage, Boot Process, Tuning, and Containers

15. Chapter 12: Managing Local Storage and Filesystems

16. Chapter 13: Flexible Storage Management with LVM

17. Chapter 14: Advanced Storage Management with Stratis and VDO

18. Chapter 15: Understanding the Boot Process

19. Chapter 16: Kernel Tuning and Managing Performance Profiles with tuned

20. Chapter 17: Managing Containers with Podman, Buildah, and Skopeo

21. Part 4 – Practical Exercises

22. Chapter 18: Practice Exercises – 1

23. Chapter 19: Practice Exercise – 2

24. Index

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Automating RHEL deployments with Anaconda

Once you have finished your first deployment of RHEL locally, you can log in as root on the machine and list the files that the root user has in their folder, as follows:

[root@rhel-instance ~]# ls /root/
anaconda-ks.cfg

You will find the anaconda-ks.cfg file. This is an important file, called a kickstart file, and it contains the responses given to the installer, Anaconda, during the installation process. Let’s review the content of this file.

Important Note

In cloud images, there is no anaconda-ks.cfg file.

This file can be reused to install other systems with the same options as the ones we used for this installation. Let’s review the options that we added during our previous installation.

Lines starting with # are comments and have no effect on the installation process.

The comment specifying the version that is being used is shown here:

#version=RHEL9

Then, a type of installation was performed....

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You're reading from Red Hat Enterprise Linux 9 Administration A comprehensive Linux system administration guide for RHCSA certification exam candidates

Table of Contents (26) Chapters

Automating RHEL deployments with Anaconda

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Authors (4)

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