Book Image

Mastering Ubuntu Server

By : Jay LaCroix
Book Image

Mastering Ubuntu Server

By: Jay LaCroix

Overview of this book

Ubuntu is a Debian-based Linux operating system, and has various versions targeted at servers, desktops, phones, tablets and televisions. The Ubuntu Server Edition, also called Ubuntu Server, offers support for several common configurations, and also simplifies common Linux server deployment processes. With this book as their guide, readers will be able to configure and deploy Ubuntu Servers using Ubuntu Server 16.04, with all the skills necessary to manage real servers. The book begins with the concept of user management, group management, as well as file-system permissions. To manage your storage on Ubuntu Server systems, you will learn how to add and format storage and view disk usage. Later, you will also learn how to configure network interfaces, manage IP addresses, deploy Network Manager in order to connect to networks, and manage network interfaces. Furthermore, you will understand how to start and stop services so that you can manage running processes on Linux servers. The book will then demonstrate how to access and share files to or from Ubuntu Servers. You will learn how to create and manage databases using MariaDB and share web content with Apache. To virtualize hosts and applications, you will be shown how to set up KVM/Qemu and Docker and manage virtual machines with virt-manager. Lastly, you will explore best practices and troubleshooting techniques when working with Ubuntu Servers. By the end of the book, you will be an expert Ubuntu Server user well-versed in its advanced concepts.
Table of Contents (22 chapters)
Mastering Ubuntu Server
Credits
About the Author
Acknowledgments
About the Reviewers
www.PacktPub.com
Preface
Index

Chapter 5. Managing Software Packages

Prior to this chapter, I've already walked you through several situations that required you to install a new package or two on your server, but we have yet to have any formal discussion on package management. In this chapter, we'll explore package management in more detail. The Ubuntu platform has a huge range of software available for it, featuring packages for everything from server administration to games. In fact, as of the time I write this chapter, there are over 50,000 packages in Ubuntu's repositories. That's a lot of software—and, in this chapter, we'll take a look at how to manage these packages. We'll cover how to install, remove, and update packages, as well as the use of related tools. As we go through these concepts, we will cover:

  • Understanding Linux package management

  • Installing and removing software

  • Searching for packages

  • Managing Apt repositories

  • Keeping your server up to date

  • Backing up and restoring packages

  • Making use of Aptitude

  • Installing...