The Company Management Beliefs DevOps only works for startups or web companies. DevOps doesn’t scale. You can’t do DevOps without being Agile
Business Semantics Shops practicing DevOps should have a DevOps team. We can’t do DevOps because we need separation of duties.
The Team Operations Assumptions DevOps means “developers do operations work” A DevOps is a sysadmin that uses config mgmt. DevOps is about hiring sysadmins who code.
Developer Expectations DevOps means developers get admin access in production Developers cannot be trusted.
The Tools DevOps only works with Open Source tools and operating systems (i.e., I can’t do DevOps in a Microsoft shop) The tools promote the DevOps cultural change.
The wrap up - DevOps doesn’t work.