For rsync tasks that require scheduling and need to ensure only a single instance executes, I personally prefer creating a systemd service (type=oneshot) and ha

For rsync tasks that require scheduling and need to ensure only a single instance executes, I personally prefer creating a systemd service (type=oneshot) and have that run under a systemd timer (set OnBootSec, OnUnitActiveSec) https://wiki.archlinux.org/title/Systemd/Timers https://wiki.archlinux.org/title/Systemd/Timers EDIT: I'd love to hear if anyone knows of any downsides, edge cases for running rsync under systemd timers.