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Category: Containers & Kubernetes

Docker, container internals, image building, Kubernetes operations and emerging runtimes like WebAssembly.

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Containers & Kubernetes

Running k3s in Proxmox LXC Containers: The Pitfalls Nobody Documents

12 de August de 2026 Cristóbal

I’m going to break the usual format of a “how to run k3s in Proxmox LXC” post: I didn’t get it running. I gave it

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Containers & Kubernetes

How Containers Actually Work: Namespaces, cgroups, and Union File Systems

15 de April de 202614 de July de 2026 Cristóbal

Why I Started Taking Containers Seriously (And You Should Too) I’ll be honest — for a while, Docker felt like something “DevOps people” dealt with,

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Containers & Kubernetes

How the Kubernetes Control Plane Works: API Server, etcd, Scheduler, and Controllers

28 de March de 202614 de July de 2026 Cristóbal

Introduction When I first set up a multi-node Kubernetes cluster on my Proxmox homelab, I made the mistake most engineers make: I learned enough kubectl

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Containers & Kubernetes

Building Production-Grade Docker Images: Multi-Stage Builds, Layers, and Security

5 de March de 202614 de July de 2026 Cristóbal

Introduction When I first started containerizing my Node.js and Express services — both for client projects and for workloads running on my Proxmox homelab —

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Containers & Kubernetes

WebAssembly at the Edge: What Wasm Changes for the DevOps Pipeline

20 de February de 202614 de July de 2026 Cristóbal

Introduction Running a Proxmox homelab and shipping Node.js services to production has made me acutely aware of how much overhead we accept as normal —

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Containers & Kubernetes

Kubernetes Beyond the Basics: Networking, Storage, Scheduling, and Autoscaling

17 de February de 202614 de July de 2026 Cristóbal

Introduction When I first started migrating services from bare Docker Compose setups on my Proxmox homelab to a proper Kubernetes cluster, the learning curve was

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