The trick is to get a disk that works; wire it up to boot up, run your job, then shut down, on whatever schedule you need; then never touch it for anything besi

The trick is to get a disk that works; wire it up to boot up, run your job, then shut down, on whatever schedule you need; then never touch it for anything besides business logic changes. Brownie points are awarded for persisting the setup of the image in the form of a dockerfile, shell script, etc., but such documents are to be considered non-authoritative sources, and must be expected to break at a rate roughly proportional to their size.