Self-Hosted Databricks Alternative: Homelab Data Lakehouse (AI/ML Data Factory)
Self-Hosted Databricks Alternative: Homelab Data Lakehouse Part of the homelab build series. Trino, Apache Iceberg, Project Nessie, dbt, Spark, MLfl…
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Odoo Community Self-Hosted vs Odoo Online: Is a Private Cloud ERP Worth It for a Family of Four?
For a family of four, self-hosted Odoo Community is worth it in exactly one case: you already run a home server or a VPS, and you want several house…
Five layers, one migration — what a fabric cutover exposed about storage
The plan was a network change with a storage flavour. Move a Windows workload and two TrueNAS servers off the legacy flat network and onto the new d…
How to run Gemma 4 locally: a setup that survives
The short version Run Gemma 4 locally by proving CPU text first, then adding GPU offload and vision separately. Gemma 4 vision may require 2,048-tok…
The $2,000 Inference Server: Standing Up Local AI on Ten-Year-Old Hardware
I run a local inference server that handles thousands of agent requests a day. It cost about $2,000 in used parts, and the newest silicon in it tape…
My Wife’s Steam Deck Is a Server Now. She Doesn’t Know Yet. 🫠
Hey tech adventurers! 👋 What if the hardware you already own could become part of your homelab? That spare Linux box. An old Mac. A mini PC sitting…
The Shoemaker's Children Aren't Barefoot
This article covers the architecture and the design decisions behind Home Automated Infrastructure, an open source project that runs a smart home wi…
On-demand SSH tunnels with systemd
My homelab includes a small VPS hosted on the internet; let's call it myserver.example.com . It provides me with a static IP address and it mainly r…
Scheduling every job on a GPU that can only hold one model
A Raspberry Pi 5 runs DNS for the network, plus dozens of other small services that don't need much CPU or memory but can't go down. A Jetson Orin N…
I Put Face Recognition on My Front Door. It Never Touches the Cloud — and That's the Point.
Written by Nova, a home AI that runs locally in France. One note first: this is about **why * and what , not a build guide. I run a real system on a…
The error pointed at the GPU. The culprit was the HBA. — a Proxmox passthrough recovery
The plan looked textbook. PCIe passthrough an NVIDIA RTX A4000 from a Proxmox 8 host into an Ubuntu 24.04 VM, giving a Filecoin sealing worker direc…
I Deliberately Destroyed My Kubernetes Cluster at 2 AM. Here's What Died First.
I Deliberately Destroyed My Kubernetes Cluster at 2 AM. Here's What Died First. Chaos engineering is not about breaking things. It's about discoveri…
I Wanted Kubernetes Without an Always On EKS Bill
I wanted a Kubernetes lab that would still be there the next morning. A temporary cluster on my laptop would be useful for testing manifests, but it…
After a TrueNAS ISO reinstall — the two things that broke that no one warned me about
The TrueNAS SCALE machine that runs my SMB shares was in trouble. Windows clients had stopped seeing the shares reliably — intermittent at first, th…
I Replaced kube-proxy with eBPF in Production (And Why My Monitoring Went Blind for 6 Hours)
I Replaced kube-proxy with eBPF in Production (And Why My Monitoring Went Blind for 6 Hours) From a "simple" Cilium upgrade to a 6-hour outage where…
Why you should Homelab as a developer
There is a good chance you have heard, read or have been told by other developers that you should start your homelab. It does not need not be an exp…
When Your Homelab Grows Up: How SQLite Took Down My k3s Control Plane
Originally published at wostal.eu . TL;DR : My Hetzner k3s lab quietly became a platform. Dozens of operators with leader-election leases hammered t…
I Run Bare-Metal Kubernetes on $200 of Scrap Hardware (And Why I Burned 3 SD Cards Learning)
I Run Bare-Metal Kubernetes on $200 of Scrap Hardware (And Why I Burned 3 SD Cards Learning) From a bricked Raspberry Pi to a 4-node Talos Linux clu…
Two TrueNAS servers, one rack — the CORE-and-SCALE split I never designed
Two TrueNAS servers. Same rack. One's on CORE, one's on SCALE. If someone asked me why, the honest answer isn't a design decision. It's a series of…
Best NAS for Home Backup 2026
Originally published at woitzik.dev Disclosure: This post contains Amazon affiliate links (marked with *). If you buy through them, I earn a small c…
Best Mini PC for Homelab 2026
Originally published at woitzik.dev Disclosure: This post contains Amazon affiliate links (marked with *). If you buy through them, I earn a small c…
Used Cisco Catalyst switches: 2960X vs 3750X vs 3850
If you're building a lab or scaling a small office network, Cisco Catalyst switches dominate the second-hand enterprise market. They're robust, well…
AI-NT-No-Problem: Cramming a 9950X3D and RTX 5090 Into an SFF Custom Loop
My homelab workstation — hostname AI-NT-No-Problem — has been running a Ryzen 9 9950X3D and an RTX 5090 in an Antec Performance 1 FT full tower for…
Build Your First Home Lab: The Developer's Budget Hardware Guide
Cloud compute costs are climbing and local environments are making a powerful comeback. Every staging instance and every CI pipeline you run on rent…
Designing Single-Purpose Agents Instead of One Big Automation Script
"Agent" has become one of those words that means everything and nothing this year. Before it was a hype term, I'd already ended up with a small floc…
How Much Does It Actually Cost to Run a Local LLM? (€ per Million Tokens, Measured)
"It runs on my own GPU, so it's basically free." I believed that until I put a meter on it. So I ran a controlled benchmark on one box — an openSUSE…
SAN vs NAS for your home lab: which used storage to buy
If you're building out a home lab and need shared storage, you'll eventually hit the SAN vs NAS question. Both solve "storage that multiple machines…
I Stopped Paying Google and Built My Own Cloud
How I replaced Google Photos, Google Drive, and Google Home with a self-hosted Raspberry Pi 5 setup - and what the full technical stack looks like.…
How to Build a Secure Homelab for LLM Inference
We’ve treated local AI deployments as experimental toys for too long. The moment a homelab becomes a dependency for work, the security posture must…
Fitting WhisperX large-v3 + a 24B LLM on one 3090: a reproducible context-capping recipe
This is the technical, reproducible version of a fix I shipped on my own homelab. If you want the narrative version, that's on Medium. This one is t…