Yuan's blog • GPU

Six Days Inside a GPU That Would Not Wake Up

NixOS Linux NVIDIA GPU Kernel Debugging CUDA

An RTX 5070 Laptop that no NVIDIA driver could initialise, and what it took to prove the bug was in firmware rather than in code anyone can read.

A Nix-Managed GPU VM Is Genuinely Great, and Here's the Proof

NixOS Proxmox GPU Homelab Infrastructure

Passing an RTX 3060 through to a Proxmox VM, lying to NVIDIA's driver about being virtualized, and making the whole thing reproducible from one command.

Teaching a Nix-Packaged Photo App About a GPU It Didn't Know It Had

NixOS Homelab GPU Self-Hosting Debugging

nixpkgs' Immich package has no CUDA wiring. Building it from source cost hours and an OOM kill. Fetching the vendor's own wheel cost minutes.