Java
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Why this exists A running service should answer three questions without anyone logging in: is it healthy, how is it performing, and where did this request spend its time? Metrics answer the first two, traces the third,…
Observability for Java Services: Micrometer Metrics, Prometheus, Alerts and OpenTelemetry Tracing
Expose JVM and application metrics with Micrometer and Actuator, add custom counters, timers and gauges, scrape them with Prometheus, write alerts on heap, GC, pool and error rate, and add distributed tracing with the OpenTelemetry Java agent without changing code.
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