Book Image

Mastering Linux Administration

By : Alexandru Calcatinge, Julian Balog
Book Image

Mastering Linux Administration

By: Alexandru Calcatinge, Julian Balog

Overview of this book

Linux plays a significant role in modern data center management and provides great versatility in deploying and managing your workloads on-premises and in the cloud. This book covers the important topics you need to know about for your everyday Linux administration tasks. The book starts by helping you understand the Linux command line and how to work with files, packages, and filesystems. You'll then begin administering network services and hardening security, and learn about cloud computing, containers, and orchestration. Once you've learned how to work with the command line, you'll explore the essential Linux commands for managing users, processes, and daemons and discover how to secure your Linux environment using application security frameworks and firewall managers. As you advance through the chapters, you'll work with containers, hypervisors, virtual machines, Ansible, and Kubernetes. You'll also learn how to deploy Linux to the cloud using AWS and Azure. By the end of this Linux book, you'll be well-versed with Linux and have mastered everyday administrative tasks using workflows spanning from on-premises to the cloud. If you also find yourself adopting DevOps practices in the process, we'll consider our mission accomplished.
Table of Contents (20 chapters)
Section 1: Linux Basic Administration
Section 2: Advanced Linux Server Administration
Section 3: Cloud Administration

Introduction to cloud technologies

The term cloud computing, or the simple alternative cloud, is not missing from any tech enthusiast's or Information Technology (IT) professional's vocabulary these days. You don't even have to be involved in IT at all to hear (or even use) the term cloud relatively often. Today's computing landscape is changing at a rapid pace, and the pinnacle of this change is the cloud and the technologies behind it. According to the literature, the term cloud computing was used for the first time in 1996, inside a business plan from Compaq (

Cloud computing is a relatively old concept, even though it was not referred to as this term right from the beginning. Cloud computing is a computing model that was used from the early days of computing. Back in the 1950s, for example, there were mainframe computers that were accessed from different terminals. This model...