Of all my Linux VMs, Alpine Linux boots the fastest--practically instantaneously. Alpine Linux doesn't use systemd.
Parallel init only helps on large, multi-service systems, but those are precisely the ones that (1) rarely reboot and (2) will have relatively long boot sequences, regardless.
Parallel init only helps on large, multi-service systems, but those are precisely the ones that (1) rarely reboot and (2) will have relatively long boot sequences, regardless.