- Ran `bin/phd debug ...` and used `^C` to interrupt daemons. Saw graceful shutdown behavior, and abrupt termination on multiple `^C`.
- Ran `bin/phd start`, `bin/phd stop` and `bin/phd restart` with `--graceful` set to various things, notably `0`. Saw graceful shutdowns on the CLI and in the web UI. With `0`, abrupt shutdowns.