Book Image

Linux for System Administrators

By : Viorel Rudareanu, Daniil Baturin
Book Image

Linux for System Administrators

By: Viorel Rudareanu, Daniil Baturin

Overview of this book

Linux system administration is an essential aspect of maintaining and managing Linux servers within an organization. The role of a Linux system administrator is pivotal in ensuring the smooth functioning and security of these servers, making it a critical job function for any company that relies on Linux infrastructure. This book is a comprehensive guide designed to help you build a solid foundation in Linux system administration. It takes you from the fundamentals of Linux to more advanced topics, encompassing key areas such as Linux system installation, managing user accounts and filesystems, networking fundamentals, and Linux security techniques. Additionally, the book delves into the automation of applications and infrastructure using Chef, enabling you to streamline and optimize your operations. For both newcomers getting started with Linux and professionals looking to enhance their skills, this book is an invaluable hands-on guide with a structured approach and concise explanations that make it an effective resource for quickly acquiring and reinforcing Linux system administration skills. With the help of this Linux book, you’ll be able to navigate the world of Linux administration confidently to meet the demands of your role.
Table of Contents (21 chapters)
Part 1: Linux Basics
Part 2: Configuring and Modifying Linux Systems
Part 3: Linux as a Part of a Larger System

Storage Management

It feels like there’s never going to be enough space on our servers for everything that needs to be stored there. Despite the fact that the storage capacity of hard disks continues to increase and high-capacity disks are now more affordable than ever, our servers quickly fill up any available space. Our best efforts as server administrators have always been to order machines with as much storage as possible, but the reality is that even the most well-planned enterprises eventually run out of space. Additional storage space will certainly need to be added at some point in the course of administering your servers. Storage management, however, entails more than simply replacing full disks with empty ones. Logical Volume Manager (LVM) and other similar technologies can greatly simplify your work if you start using them as soon as possible, thus it’s crucial to plan ahead.

The concepts discussed in this chapter, including LVM itself, will allow you greater...