In order to manage the complexity of a system that is able to support a CI/CD process, it is critical to have visibility into that system. Monitoring tools provide access to important data that can help you maintain stability in the context of a high rate of change.
This lesson introduces the concept of monitoring and gives you a basic understanding of its goals. It also introduces Prometheus and Grafana, the two monitoring tools that will be used in this course.
For more information about these monitoring tools, check out their official sites: