minitrd
is 20 times faster than dracut
. It is part of the experimental distri distro that is about implementing fast package management with no goal to make it readily support other OSs.
https://michael.stapelberg.ch/posts/2020-01-21-initramfs-from-scratch-golang/
https://www.phoronix.com/scan.php?page=news_item&px=Slow-Dracut-Minitrd-Faster