Understanding the role of DevOps
DevOps is often used without further distinction in terms of exactly what is meant by it, other than it being something that you require in order to be more agile. Most people will agree that it is about delivering continuous value by using a combination of products, the right people, and processes to enable this.
We will not be exploring the people and process parts of DevOps in depth as this is, after all, a technical book. The important takeaway here is that if you want to increase agility, you need to have processes that reflect this. For instance, you can have tooling in place for rolling out new updates multiple times a day. If you have a procedure that says every release has to be approved manually by different QA and testing teams, that simply will not work. It fits in well with few and large updates, but not with frequent but small updates.
On the technical side, the term for what you want is Continuous Integration (CI) and Continuous...