DevOps is a broad set of principles about whole-lifecycle collaboration between operations and product development. SRE is a job role, a set of practices we’ve found to work, and some beliefs that animate those practices. 『The Site Reliability Workbook 』より引用
If you think of DevOps as a philosophy and an approach to working, you can argue that SRE implements some of the philosophy that DevOps describes, and is somewhat closer to a concrete definition of a job or role than, say, “DevOps engineer.” So, in a way, class SRE implements interface DevOps. Given that trajectory, the discipline as a whole currently does not foreground cultural change by default quite as much as DevOps. 『The Site Reliability Workbook 』より引用
インフラもバージョン管理しような って書いてるレポート The benefits of version control shouldn’t be limited to application code; in fact, our analysis shows that organizations using version control for both system and application configurations have higher IT performance. (職場で、エライ人に何か言われた時のための理論武装としてどうぞ) https://puppet.com/resources/whitepaper/2014-state-devops-report