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 clust…
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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 ar…
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 com…
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 com…
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-d…
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 mo…
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 rented…
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 flock …
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 m…
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 c…
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. Th…
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 sh…
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 the…
Do You Have a Homelab? Secure Your Local LLM Artifacts
We used to build homelabs around Linux servers, Docker containers, and NAS drives. It was about uptime, RAID levels, and monitoring CPU temps. Now, th…
Your NAS Is Loud Because of Docker (and How to Fix It)
You buy a NAS for silent, always-on storage. It sits in a corner, humming quietly, doing its thing. You installed Docker on it for the same reason I d…
Your NAS Is Loud Because of Docker and Syncthing (and How to Fix It)
You buy a NAS for silent, always-on storage. It sits in a corner, humming quietly, doing its thing. Then you install Docker. Then Syncthing. Then a fe…
Qwen Is Not Yet Ready to Power Local OpenClaw Deployments
Three weeks ago I ran a model showdown — twelve tasks, five models, one RTX 5090 — and Qwen3.5-35B-A3B won. 85.3 weighted score, 206 tok/s, fits in VR…
I built a self-hosted Linux fleet manager with no database and zero pip dependencies
I manage a small fleet of Linux servers and got tired of the options: Ansible is great but not a dashboard. Grafana + Prometheus is powerful but heavy…
Stop Paying for Cloud VMs — Self-Host Your Dev Stack on Refurbished Enterprise Hardware
Cloud computing is brilliant. I'm not here to argue otherwise. But there's a specific use case where it consistently costs more than it should, and mo…
Model Showdown Round 3: Ditching Ollama in Favor of llama.cpp
In Round 1 , we ran five local models and two cloud models through a single coding task. The local models held their own. In Round 2 , we added Gemma …