Homelab

Three fixes, three dead ends, and a root cause underneath all of them: no container runtime can give a process its own virtual terminal.

A disk-space guard observed the exact failure condition it was built to catch, twice, and the disk hit zero nine minutes later. Two bugs, two fixes, three hours apart.

Two hosts each carried their own copy of the same backup config, and the same structural mistake in both of them let one backup silently stop running for two days.

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.

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.