Designing and managing collaboration
To put it very simply, DevOps only succeeds if teams work together. Teams can collaborate if they use the same processes and, indeed, the same toolsets. In DevOps, collaboration ties processes and technology together to enable teams to join forces.
In Chapter 1, Defining the Reference Architecture for Enterprise DevOps, we saw that a lot of enterprises have outsourced major parts of their IT. This makes collaboration hard, every now and then. DevOps requires that teams carrying out operations and that are part of a certain sourcing partner or vendor work together with developers that come from a different company. It's up to the enterprise to set the scene, engagement rules, and co-working principles. The ownership of that can only be at an enterprise level.
In enterprises, it's very rare that only one team is completely responsible for an application. Often, there are more teams involved, and—even—more than one supplier...