If you run Linux services long enough, you eventually pick a side: Supervisor or systemd. The right answer is usually: systemd for the host, Supervisor when you need a lightweight, app-level process manager inside a container or a legacy stack.
This post is a practical comparison and then a walk-through of monitoring strategies, including how we wire AI agents into monitoring to auto-fix common outages (like what we keep in ../netwrck/monitoring).
