Site Reliability Engineering, 2nd Edition

Chapter 7. Service Level Objectives

By Alex Bramley, Brett Beekley, Chris Jones, David Huska, Derek Remund, Ethan Truong, Faraz Khan, Jose Andrade, Micah Lerner, Niall Murphy (xWF), Parker Roth, and Yuri Grinshteyn

with Carmela Quinito

A Note for Early Release Readers

With Early Release ebooks, you get books in their earliest form—the author’s raw and unedited content as they write—so you can take advantage of these technologies long before the official release of these titles.

This will be the 8th chapter of the final book. Please note that the GitHub repo will be made active later on.

If you’d like to be actively involved in reviewing and commenting on this draft, please reach out to the editor at [e-mail].

The first edition of Site Reliability Engineering did much to popularize the SLO framework and kick-started its adoption across the wider computer industry. Others promptly took the baton and ran with it, producing a wide array of introductory, intermediate, and advanced material across almost every form you can think of. This reflects the fact that there are still large audiences looking for good models for understanding the behaviour of the systems they’re responsible for, deciding what thresholds of good behaviour to offer the users, what level of effort to go to in order to offer that threshold, and what to do if that threshold isn’t met. As we write this edition, SLOs are still the most queried-for subject in the online version of the first edition. The ...