In-depth guides on Docker, Kubernetes, AWS, CI/CD, AI/ML, and modern infrastructure — written by engineers, for engineers.
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Open source contributions are the best DevOps portfolio signal. Here's exactly what to contribute, how to find issues, and how to present it to recruiters.
Choosing a CNI plugin for Kubernetes? Compare Calico, Flannel, and Cilium on networking model, performance, NetworkPolicy support, and when to use each.
OpenTelemetry (OTel) is the open standard for collecting traces, metrics, and logs. Learn what it is, why it matters, and how to start using it.
Your EKS Cluster Autoscaler isn't scaling up, scale-down isn't working, or nodes spin up but stay empty. Here's every cause and the exact fix.
DevOps knowledge is rare and highly searchable. Here's how to turn your hands-on experience into income through blogging, YouTube, courses, and digital products — with realistic numbers.
Run Dify — the open-source LLM application platform — on your own Kubernetes cluster. Complete guide with Helm, persistent storage, Ingress, and connecting local models via Ollama.
CRDs extend the Kubernetes API with your own resource types. Learn what Custom Resource Definitions are, why they exist, and how tools like ArgoCD, Cert-Manager, and Prometheus use them.
Your ArgoCD App of Apps pattern stopped syncing. Child apps aren't created, parent shows OutOfSync, or sync is stuck. Here are every cause and the exact fix.
Run Alibaba's Qwen2.5-Coder LLM on your own Kubernetes cluster with GPU nodes. Complete guide — from GPU node setup to serving with vLLM and integrating with VS Code via Continue.dev.