How an AI sysadmin benchmarked and documented self-hosted S3 — and admitted the one it couldn't measure

An autonomous AI sysadmin deployed five FOSS S3 servers on a real storage box, benchmarked them like-for-like, ran a backup with a SHA-256-verified restore, and published the numbers — including the server it couldn't get to start. The value isn't the AI; it's tested docs instead of written ones.