Comment # 30 on bug 1110199 from Donald Curtis

Values for the Xdm case:

# systemd-analyze blame | head 
         11.609s wicked.service
          5.073s plymouth-quit-wait.service
          4.694s display-manager.service
          1.649s apparmor.service
          1.321s dev-sda1.device
          1.244s mariadb.service
          1.155s systemd-journal-flush.service
           973ms firewalld.service
           913ms ca-certificates.service
           626ms lvm2-monitor.service
# 
# systemd-analyze blame | grep -iE 'plymo|displa'
          5.073s plymouth-quit-wait.service
          4.694s display-manager.service
           102ms plymouth-read-write.service
            23ms plymouth-switch-root.service
            17ms plymouth-start.service
# 
# systemd-analyze critical-chain 
graphical.target @20.780s
������display-manager.service @16.086s +4.694s
  ������apache2.service @15.713s +372ms
    ������time-sync.target @15.709s
      ������ntpd.service @15.534s +174ms
        ������network.target @15.500s
          ������wicked.service @3.890s +11.609s
            ������network-pre.target @3.888s
              ������firewalld.service @2.914s +973ms
                ������polkit.service @4.597s +103ms
                  ������basic.target @2.853s
                    ������sockets.target @2.853s
                      ������pcscd.socket @2.853s
                        ������sysinit.target @2.849s
                          ������apparmor.service @1.200s +1.649s
                            ������var.mount @1.036s +130ms
                             
������systemd-fsck@dev-disk-by\x2did-ata\x2dWDC_WD10EZEX\x2d60M2NA0_WD\x2dWCC3F5AYCJL7\x2dpar>
                                ������local-fs-pre.target @832ms
                                  ������lvm2-monitor.service @206ms +626ms
                                    ������lvm2-lvmetad.service @232ms
                                      ������lvm2-lvmetad.socket @191ms
                                        ������-.slice
# 
# journalctl --this-boot | grep -iE 'plymou|displa'
Okt 19 15:10:12 eck001 systemd[1]: Starting Show Plymouth Boot Screen...
Okt 19 15:10:12 eck001 systemd[1]: Started Show Plymouth Boot Screen.
Okt 19 15:10:12 eck001 systemd[1]: Started Forward Password Requests to
Plymouth Directory Watch.
Okt 19 15:10:13 eck001 systemd[1]: Starting Plymouth switch root service...
Okt 19 15:10:13 eck001 systemd[1]: Started Plymouth switch root service.
Okt 19 15:10:14 eck001 kernel: [drm] Radeon Display Connectors
Okt 19 15:10:15 eck001 systemd[1]: Starting Show Plymouth Boot Screen...
Okt 19 15:10:15 eck001 systemd[1]: Started Show Plymouth Boot Screen.
Okt 19 15:10:15 eck001 systemd[1]: Starting Tell Plymouth To Write Out Runtime
Data...
Okt 19 15:10:15 eck001 systemd[1]: Started Tell Plymouth To Write Out Runtime
Data.
Okt 19 15:10:18 eck001 systemd[1]: Received SIGRTMIN+20 from PID 264
(plymouthd).
Okt 19 15:10:30 eck001 systemd[1]: Starting X Display Manager...
Okt 19 15:10:30 eck001 display-manager[2374]: /etc/vconsole.conf available
Okt 19 15:10:30 eck001 display-manager[2374]: KEYMAP: de-latin1-nodeadkeys
Okt 19 15:10:30 eck001 display-manager[2374]: Command: localectl set-keymap
de-latin1-nodeadkeys
Okt 19 15:10:30 eck001 display-manager[2374]: I: Using systemd
/usr/share/systemd/kbd-model-map mapping
Okt 19 15:10:30 eck001 systemd[1]: Received SIGRTMIN+21 from PID 264
(plymouthd).
Okt 19 15:10:35 eck001 display-manager[2374]: Starting service xdm..done
Okt 19 15:10:35 eck001 systemd[1]: Started X Display Manager.
Okt 19 15:10:52 eck001 kapplymousetheme[2565]: kcm_input: Using X11 backend
#