Book Image

Mastering SaltStack - Second Edition

Book Image

Mastering SaltStack - Second Edition

Overview of this book

SaltStack is a powerful configuration management and automation suite designed to manage servers and tens of thousands of nodes. This book showcases Salt as a very powerful automation framework. We will review the fundamental concepts to get you in the right frame of mind, and then explore Salt in much greater depth. You will explore Salt SSH as a powerful tool and take Salt Cloud to the next level. Next, you’ll master using Salt services with ease in your infrastructure. You will discover methods and strategies to scale your infrastructure properly. You will also learn how to use Salt as a powerful monitoring tool. By the end of this book, you will have learned troubleshooting tips and best practices to make the entire process of using Salt pain-free and easy.
Table of Contents (20 chapters)
Mastering SaltStack Second Edition
Credits
Foreword
About the Author
About the Reviewer
www.PacktPub.com
Preface

Chapter 10.  Strategies for Scaling

Up until now, we've generally covered topics that are relevant to any size of infrastructure, big or small. But when an infrastructure starts getting really big, there is an entire class of strategies that must be considered in order to handle the load. In this chapter, we'll cover the following topics:

  • Building a hierarchy with syndics

  • Using multiple masters

  • Testing load with minionswarm.py

  • Using external filesystems

  • Managing the master using the wheel system

  • Using reactors and Thorium to manage the master