Agile helps to limit, control and plan work. DevOps accelerates the delivery and feedback of that work.

There are many types of work needed for a software project to succeed: business new features and improvements, performance optimizations, security fixes, infrastructure installations and automation tasks.

Putting all these types of work visible on your board will get everyone involved and have them work together and prioritize together. How fast the team will move the board's work will reveal your whole assembly line's constraints. That feedback will help reprioritize work accordingly.

This post is summarized as much as it can be. For more in-depth information, the book Phoenix Project covers everything about modern software project management.