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AUTOMATE AND ENABLE LOW-RISK RELEASES

Chuck Rossi was the director of release engineering at Facebook for a decade. One of his responsibilities was overseeing the daily code push. In 2012, Rossi described their process as follows:

Starting around 1 PM, I switch over to “operations mode” and work with my team to get ready to launch the changes that are going out to Facebook.com that day. This is the more stressful part of the job and really relies heavily on my team’s judgment and past experience. We work to make sure that everyone who has changes going out is accounted for and is actively testing and supporting their changes.1

Just prior to the production push, all developers with changes going out must be present and check in on their IRC ...

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