GitOps with Argo CD: From Deployment to Recovery
Build a GitOps delivery loop for Spring Boot on Kubernetes, pin images by digest, understand Synced versus Healthy, and recover failed releases through Git.
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Kustomize: Why Spring Profiles Fail in Kubernetes
Spring Profiles configure an application, but they cannot manage environment-specific Kubernetes manifests. Learn how Kustomize bases and overlays prevent duplicated YAML and configuration drift.
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Kubernetes Rolling Updates: How Pods Get Replaced Without Downtime
What actually happens when Kubernetes replaces your Spring Boot pods during a deploy, how maxSurge and maxUnavailable control the rollout, and why a rollback is just a rolling update in reverse.
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Kubernetes Pod Lifecycle: How To Actually Enable Graceful Shutdown
What happens to in-flight requests when Kubernetes deletes your pod? Here's how the termination lifecycle works and how to configure graceful shutdown for Spring Boot.
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Why Kubernetes Kills Your Java App (Even With Enough Heap)
Your JVM heap looks fine. Kubernetes still kills your pod with OOMKilled. Here's what's actually going on behind the scenes.
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Why Your Database Needs a StatefulSet (Not a Deployment) in Kubernetes
The concepts you need to understand before running Postgres, or any database, on Kubernetes
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From Ingress to Gateway API: The Future of Kubernetes Networking
Learn why Kubernetes is gradually moving beyond Ingress, understand the core building blocks of Gateway API, and migrate an existing…
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Understanding Kubernetes Services and Ingress: How Applications Become Reachable
Deploying a Spring Boot application on Kubernetes is relatively straightforward. Making that application reliably reachable by users and…
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5 Kubernetes Lessons Every Spring Boot Developer Learns the Hard Way
If you’ve built a Spring Boot application, packaged it into a Docker image, and successfully run it on your machine, you’ve already crossed…