#Gentoo:
Startup finished in 27.592s (kernel) + 20.699s (userspace) = 48.291s
#Debian 9:
Startup finished in 53.256s (kernel) + 3min 2.195s (userspace) = 3min 55.451s
#Ubuntu 17.10:
Startup finished in 22.367s (kernel) + 37.757s (userspace) = 1min 125ms
#LinuxMint 18.2:
Startup finished in 23.889s (kernel) + 33.032s (userspace) = 56.921s
#ArchLinux:
Startup finished in 21.277s (kernel) + 50.185s (userspace) = 1min 11.462s
All on same box. Seems #Debian need some deep analysis.