The DevOps Handbook

3The Second Way:The Principles of Feedback

While the First Way describes the principles that enable the fast flow of work from left to right, the Second Way describes the principles that enable the reciprocal fast and constant feedback from right to left at all stages of the value stream. Our goal is to create an ever safer and more resilient system of work.

This is especially important when working in complex systems, when the earliest opportunity to detect and correct errors is typically when a catastrophic event is underway, such as a manufacturing worker being hurt on the job or a nuclear reactor meltdown in progress.

In technology, our work happens almost entirely within complex systems with a high risk of catastrophic consequences. As ...