Summary
In this chapter, you learned the importance of monitoring a software system and how that is important for operating the business. You were also introduced to various types of monitoring, real-life use cases of monitoring, popular monitoring tools on the market, and, most importantly, the monitoring core concepts and terminology that are used across all the monitoring tools.
While this chapter provided a comprehensive overview of monitoring concepts, tools, and the market, the next chapter will introduce you to Datadog specifically and provide details on its agent, which has to be installed on your infrastructure to start using Datadog.