Hi, I’m Andy 👋

Welcome to my corner of the internet. I write about technology and projects I’m working on.

Getting Fan RPM Out of a Lenovo M900 Tiny via lm-sensors

lm-sensors’ nct6683 driver silently refused to bind on a Lenovo M900 Tiny running Proxmox — no error, just no fan data. The cause was a vendor/build check in the driver tripping on this box’s EC firmware, and the fix was a one-line force=1 module param made persistent.

July 29, 2026 Â· 3 min

Turning a Home Network into Real Infrastructure

A small Proxmox cluster, a managed switch or two, some IP cameras, and Home Assistant eventually stop being a pile of gadgets and start being infrastructure. Here’s how I built observability, a live topology graph, and an AI-assisted ops layer for mine — without letting anything have unsupervised write access to the network.

July 22, 2026 Â· 7 min

Building a GPS-Disciplined NTP Server on a Raspberry Pi

How a Raspberry Pi 5, a cheap u-blox GPS module, and chrony turned into a home stratum-1 time server — the wiring mistakes, the serial-port gotcha nobody documents, and the PPS upgrade that took accuracy from ±50ms to ±350ns.

July 22, 2026 Â· 9 min

Installing the NVIDIA T600 Driver with PRIME Render Offload on Debian 12 (Dell Precision 3571)

A step-by-step guide to getting a PRIME render offload setup working on a Dell Precision 3571 — Intel iGPU driving the desktop, NVIDIA T600 on demand — plus the specific mistakes that commonly break it.

July 22, 2026 Â· 8 min

How This Site Is Built and Deployed

The stack behind andylittle.net: Hugo, PaperMod, and a GitHub Actions pipeline that deploys straight to my existing web host.

July 22, 2026 Â· 2 min

Hello, World

The first post on the new andylittle.net.

July 22, 2026 Â· 1 min