“This book highlights practical sysadmin skills, common architectures that you’ll encounter, and best practices that apply to automating and running systems at any scale, from one laptop or server to 1,000 or more. It is intended to help orient you within the discipline, and hopefully encourages you to learn more about system administration.
This book is based on the Making Servers Work: A Practical Guide to Linux System Administration curriculum found on DigitalOcean Community.”