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Author: Cristóbal

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Infrastructure as Code

Provisioning Proxmox Containers with Terraform: Two Real Breaks Before It Worked

12 de August de 2026 Cristóbal

I don’t run Terraform against my Proxmox box day to day — my containers get created directly with pct, and that’s honestly the right tool

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Automation & Tooling

Self-Hosted GitHub Actions Runners in an LXC: Setup, Security, and Gotchas

12 de August de 2026 Cristóbal

Most write-ups of this topic walk through registering a runner against a real repository, which means embedding a screenshot of someone’s GitHub org or glossing

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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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Cloud & Scalability

Scaling Socket.IO Beyond One Process: The Redis Adapter, Explained

12 de August de 2026 Cristóbal

Full disclosure before this post starts giving advice: the real-time app I actually run — a ticketing tool with live chat, typing indicators and presence

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Cloud & Scalability

A Backup Strategy for a Self-Hosted Proxmox Stack (That You Actually Test)

12 de August de 2026 Cristóbal

Every homelab has a moment of religion about backups. Mine hasn’t come from an actual disaster yet — and if I’m honest, that’s exactly the

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CI/CD & Delivery

Zero-Downtime Deployments for Node.js with PM2 and Nginx

12 de August de 2026 Cristóbal

Here’s an uncomfortable admission for a post filed under “zero-downtime deploys”: the app I’m going to use as the real example doesn’t have zero-downtime deploys

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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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Infrastructure as Code

Infrastructure as Code in Practice: Terraform, Ansible, and GitOps for Delivery Pipelines

9 de April de 202614 de July de 2026 Cristóbal

Introduction When I first started managing my Proxmox homelab alongside production Node.js services, I quickly realized that clicking through dashboards to provision VMs was a

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Observability & Performance

Hunting Micro-Latency: Chatty Services, Database Bottlenecks, and Fixes That Work

9 de April de 202614 de July de 2026 Cristóbal

Introduction: When “Fast Enough” Simply Isn’t Running a Proxmox homelab alongside production Node.js services has taught me that performance problems rarely announce themselves — they

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CI/CD & Delivery

From Commit to Production: Building a CI/CD Pipeline That Actually Works

8 de April de 202614 de July de 2026 Cristóbal

I’ve been running Node.js services behind GitHub Actions for a while now, and the moment I wired up my first real promotion pipeline — build

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