Monitoring is key when microservice-based systems are deployed on a production environment. You need a monitoring system in place that captures different metrics such as health services, request and response monitoring, circuit breakers, CPU/RAM/storage, hardware monitoring, security, and all different metrics.
We need a system that consistently sends all information, a collector that collects this information and makes it available for consumption, and a visualization tool that shows collected information in a meaningful way. You can also add a notification tool that generates alerts.
Spring Boot provides health data and other metrics using Spring Boot Actuator. Moreover, a micrometer is also included in Spring Boot 2's Actuator and is also back ported to older Spring Boot versions with the addition of dependencies. Micrometer is SLF4J of metrics,...
