These packages are providing the same functionality and are based on the same source
https://aur.archlinux.org/packages/rtirq/ https://aur.archlinux.org/packages/systemd-rtirq/ I think they should be merged - not sure which name should survive But I tend to rtirq - the prefix systemd is just a implementation detail I've cc'ed both maintainers - so they should come to an agreement.
