Moses Chung thinks this is interesting: idempotent From 7. The Evolution of Automation at Google from Site Reliability Engineering by Niall Richard Murphy, Jennifer Petoff, Chris Jones, Betsy Beyer Publisher: O'Reilly Media, Inc. Released: April 2016 Note An operation that will produce the same results if executed once or multiple times Share this highlight http://www.safaribooksonline.com/a/site-reliability-engineering/11571257/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Have an account? Sign in. Minimise Unlock the rest of Site Reliability Engineering and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.