Actuator Articles
4 articles about Actuator. Explore Spring Boot implementation, design, and operations across related topics.
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How to Speed Up Spring Boot Application Startup - Reducing Time with CDS, AOT, and Lazy Initialization
Spring Boot apps starting too slowly, causing Pods to miss readiness probes, or breaking your focus during local rebuilds—this guide solves those problems with practical steps. Learn how to identify bottlenecks with Actuator startup, then progressively apply lazy initialization, AutoConfig exclusion, CDS, and AOT to consistently reduce startup time.
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How to Deploy a Spring Boot Application to Kubernetes
A step-by-step guide to deploying a Dockerized Spring Boot application to Kubernetes. Covers creating Manifests for Deployment, Service, ConfigMap, and Secret, as well as configuring Actuator health endpoints as livenessProbe/readinessProbe — practical patterns you can use in production.
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Visualizing Spring Boot Metrics with Prometheus and Grafana
A hands-on guide to collecting Spring Boot application metrics via Micrometer into Prometheus and visualizing them in real-time with a Grafana dashboard. Includes implementation examples for custom metrics (Counter and Gauge) and security considerations for production environments.
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Getting Started with Spring Boot Actuator
A practical guide covering everything from introducing spring-boot-starter-actuator, configuring health/info/metrics endpoint exposure, a minimal application.yml, Prometheus integration, to secure production-ready exposure configurations. A gentle summary for those touching Spring Boot Actuator for the first time.