The Problem: Configuration Management in a Microservices Architecture

Configuration management decides how much work it takes to change a running system. A well designed set of services can still be painful to operate if every setting is fixed at build time. This lesson goes through the problems that causes, one at a time.

Many Services, Many Settings

A microservices architecture holds many services. Each one has its own purpose and its own settings. The services are rarely uniform. They are written at different times, in different languages, by different teams.

That variety is the first problem. A Java service reads its settings one way