In Google, teams working on a new product must pass a “production readiness review” before they can send any services live. The product team is then responsible for its service when it initially goes live (similarly to ITIL’s concept of early life support). After a few months, when the service has stabilized, the product team can ask operations — called Google’s Site Reliability Engineers, or SREs — to take over the day-to-day running of the service, but not before it passes a “handover readiness review” to ensure the system is ready for handover. If the service encounters a serious problem
...more
