10 Capturing metrics
This chapter covers
- The role of metrics in a microservices architecture
- Types of metrics
- Creating custom metrics
- Metrics scopes
- Viewing metrics in Grafana
- MicroProfile Metrics and Micrometer metrics
MicroProfile Metrics exposes runtime metrics like CPU and memory utilization and can also expose custom application performance and business metrics. We can forward exposed metrics to graphing systems like Grafana and view them in dashboards representing a live view of running microservices. A live view of metrics can improve business performance and improve application availability.
In this chapter, we instrument the chapter 7 Account service and Transaction service with metrics using MicroProfile Metrics APIs, with a section ...
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