Chapter 9. Monitoring Theory

Monitoring is the process of measuring, collecting, storing, exploring, and visualizing data from infrastructure (including hardware, software, and human processes). Monitoring helps you answer the “when” and “why” questions of your work, and it informs business decisions that support humans working in a sustainable manner( e.g., hiring so that your sysadmins are not constantly working at full capacity).

In this chapter, I focus on broad monitoring theory with the goal of providing you a framework to identify effective monitoring strategies. I will differentiate monitoring from observability, and explain the elements and steps of the monitoring process and how they work together. Understanding these mechanics at a high level will help you prioritize the different desirable outcomes monitoring makes possible, decide how and what you monitor, and increase visibility into your workflow, systems and teams, ...

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