Introduction to Observability
Anthony Giretti · Apress eBooks · 2023
Observability is the collection, visualization, and analysis of data in an application. This is important when designing an application, as it must be possible to detect undesirable behaviors (service unavailability, errors, slow responses) and provide them with actionable information to effectively determine the cause of the problem (detailed event logs, granular information on resource use with metrics, application traces). In this chapter, with simple examples (because it's a complicated subject, let's make it simple), I'll teach you the following points: