Book Image

Real-World SRE

By : Nat Welch
Book Image

Real-World SRE

By: Nat Welch

Overview of this book

Real-World SRE is the go-to survival guide for the software developer in the middle of catastrophic website failure. Site Reliability Engineering (SRE) has emerged on the frontline as businesses strive to maximize uptime. This book is a step-by-step framework to follow when your website is down and the countdown is on to fix it. Nat Welch has battle-hardened experience in reliability engineering at some of the biggest outage-sensitive companies on the internet. Arm yourself with his tried-and-tested methods for monitoring modern web services, setting up alerts, and evaluating your incident response. Real-World SRE goes beyond just reacting to disaster—uncover the tools and strategies needed to safely test and release software, plan for long-term growth, and foresee future bottlenecks. Real-World SRE gives you the capability to set up your own robust plan of action to see you through a company-wide website crisis. The final chapter of Real-World SRE is dedicated to acing SRE interviews, either in getting a first job or a valued promotion.
Table of Contents (13 chapters)


In this chapter, we talked about the networking basics and explored lots of tools for interacting with the network. Earlier in the chapter, we mentioned an interview question, which was "how does the browser make a request to" After reading this chapter, you should be able to explain the OSI layer model, explain how DNS works, explain the parts of an HTTP request, and use tools to examine each part of the request.

Next, we'll talk about the Linux operating system and the cloud!


  1. Computer Networks by Andrew S. Tanenbaum
  2. TCP/IP Illustrated, Volume 1 by W. Richard Stevens