raspberry-pi Archives

Proxmox 2-Node High Availability: Using a Raspberry Pi as a Quorum Device

September 23, 2026

Turn your 2-node Proxmox lab into a resilient HA cluster. Use a Raspberry Pi as a QDevice to prevent split-brain issues and keep your VMs running during a failure.

HomeLab

Building a 4-Node Raspberry Pi K3s Cluster Under $150: A Hands-On DevOps Lab

August 27, 2026

Build a fully functional 4-node Raspberry Pi cluster using K3s and shared storage for under $150. Learn hardware selection, OS tuning, and NFS provisioning for persistent data.

HomeLab

DIY PiKVM: Pro-Level Remote BIOS Access for Your HomeLab under $100

August 2, 2026

Build your own budget-friendly KVM-over-IP using a Raspberry Pi. Get remote BIOS access, power control, and virtual media support for your HomeLab without the enterprise price tag.

Networking

Deploying a Wireless Mesh Network with B.A.T.M.A.N. Advanced (batman-adv) on Linux: Self-Healing Infrastructure for HomeLab and IoT

May 21, 2026

Six months of running batman-adv in production across a HomeLab and IoT deployment. This guide compares mesh networking approaches, breaks down batman-adv's real-world strengths and weaknesses, and walks through a complete implementation on Ubuntu/Debian with batctl monitoring and systemd automation.

HomeLab

DIY Offsite Backups: How I Built a Secure 4TB Vault with Raspberry Pi and WireGuard

May 11, 2026

RAID isn't enough. Build a low-power, encrypted offsite backup system using Raspberry Pi, WireGuard, and Restic to protect your data from physical disasters.

HomeLab

Home Assistant: Build Your Own Smart Home on Raspberry Pi or Old Hardware

March 22, 2026

After months of stable production use, I'm sharing my practical guide to building an efficient smart home with Home Assistant. Learn to leverage Raspberry Pi or old hardware for seamless automation and regain control over your home's intelligence.

HomeLab

Pi-hole: Set Up Network-Wide Ad Blocking in Your Home Lab

March 16, 2026

Pi-hole is a self-hosted DNS sinkhole that blocks ads and trackers network-wide — covering every device from smart TVs to IoT gadgets without any per-device configuration. This guide walks through deployment options, recommended setup with redundancy, and the full implementation using Docker Compose or a native Raspberry Pi install.