Непонятки с временем загрузки.

913ms blueman-mechanism.service
911ms e2scrub_reap.service
856ms dev-sda1.device
540ms networkd-dispatcher.service
458ms user@1000.service
458ms udisks2.service
382ms accounts-daemon.service
355ms ModemManager.service
327ms systemd-journal-flush.service
307ms lightdm.service
283ms systemd-udevd.service
283ms ubuntu-system-adjustments.service
269ms polkit.service
268ms plymouth-quit-wait.service
257ms NetworkManager.service
222ms switcheroo-control.service
222ms gpu-manager.service
210ms systemd-logind.service
208ms thermald.service
206ms wpa_supplicant.service
206ms systemd-resolved.service
168ms smartmontools.service
147ms systemd-udev-trigger.service
116ms rsyslog.service
112ms networking.service
112ms systemd-modules-load.service
109ms keyboard-setup.service
 98ms systemd-journald.service
 96ms grub-common.service
 92ms colord.service
 83ms upower.service
 78ms modprobe@chromeos_pstore.service
 67ms systemd-fsck@dev-disk-by\x2duuid-488cf1fe\x2d0e0f\x2d4186\x2dbd53\x2d821b15f5f925.service
 67ms ntp.service
 63ms systemd-sysctl.service
 58ms lm-sensors.service
 43ms systemd-tmpfiles-setup.service
 40ms kerneloops.service
 39ms alsa-restore.service
 36ms dev-hugepages.mount
 36ms grub-initrd-fallback.service
 35ms dev-mqueue.mount
 34ms sys-kernel-debug.mount
 33ms sys-kernel-tracing.mount
 33ms systemd-update-utmp.service
 28ms plymouth-start.service
 28ms kmod-static-nodes.service
 25ms modprobe@configfs.service
 25ms systemd-binfmt.service
 25ms systemd-backlight@backlight:acpi_video0.service
 24ms modprobe@drm.service
 24ms systemd-tmpfiles-setup-dev.service
 23ms modprobe@fuse.service
 22ms systemd-sysusers.service
 21ms dns-clean.service
 21ms user-runtime-dir@1000.service
 20ms dev-disk-by\x2duuid-90076be5\x2ddf6c\x2d48c9\x2d8601\x2dcd16a1a95d69.swap
 18ms systemd-random-seed.service
 17ms systemd-remount-fs.service
 16ms systemd-update-utmp-runlevel.service
 14ms plymouth-read-write.service
 14ms home.mount
 11ms console-setup.service
 11ms proc-sys-fs-binfmt_misc.mount
 10ms systemd-user-sessions.service
 10ms ifupdown-pre.service
 10ms sys-fs-fuse-connections.mount
  9ms finalrd.service
  8ms sys-kernel-config.mount
  7ms modprobe@efi_pstore.service
  7ms openvpn.service
  7ms modprobe@pstore_blk.service
  6ms rtkit-daemon.service
  5ms modprobe@pstore_zone.service
  3ms setvtrgb.service
  3ms modprobe@ramoops.service
 44us blk-availability.service

The time when unit became active or started is printed after the "@" character.
The time the unit took to start is printed after the "+" character.

graphical.target @2.912s
└─multi-user.target @2.912s
  └─blueman-mechanism.service @1.987s +913ms
    └─basic.target @1.942s
      └─sockets.target @1.942s
        └─uuidd.socket @1.942s
          └─sysinit.target @1.934s
            └─systemd-update-utmp.service @1.842s +33ms
              └─systemd-tmpfiles-setup.service @1.767s +43ms
                └─local-fs.target @1.755s
                  └─home.mount @1.741s +14ms
                    └─systemd-fsck@dev-disk-by\x2duuid-488cf1fe\x2d0e0f\x2d4186\x2dbd53\x2d821b15f5f925.service @1.647s +67ms
                      └─dev-disk-by\x2duuid-488cf1fe\x2d0e0f\x2d4186\x2dbd53\x2d821b15f5f925.device @1.603s

25.604s dev-sda1.device
 1.024s blueman-mechanism.service
 1.017s e2scrub_reap.service
  625ms networkd-dispatcher.service
  526ms udisks2.service
  482ms accounts-daemon.service
  405ms ModemManager.service
  352ms systemd-journal-flush.service
  345ms user@1000.service
  337ms ubuntu-system-adjustments.service
  331ms lightdm.service
  326ms systemd-resolved.service
  326ms NetworkManager.service
  307ms plymouth-quit-wait.service
  304ms polkit.service
  297ms systemd-udevd.service
  269ms networking.service
  269ms switcheroo-control.service
  264ms gpu-manager.service
  262ms systemd-logind.service
  258ms thermald.service
  254ms wpa_supplicant.service
  204ms smartmontools.service
  164ms systemd-udev-trigger.service
  149ms grub-common.service
  133ms upower.service
  129ms rsyslog.service
  107ms keyboard-setup.service
  105ms systemd-journald.service
  101ms systemd-modules-load.service
   92ms colord.service
   87ms modprobe@chromeos_pstore.service
   71ms bluetooth.service
   65ms lm-sensors.service
   50ms systemd-fsck@dev-disk-by\x2duuid-488cf1fe\x2d0e0f\x2d4186\x2dbd53\x2d821b15f5f925.service
   46ms home.mount
   44ms systemd-backlight@backlight:acpi_video0.service
   41ms systemd-sysctl.service
   40ms alsa-restore.service
   39ms systemd-tmpfiles-setup-dev.service
   38ms kerneloops.service
   34ms grub-initrd-fallback.service
   34ms dev-hugepages.mount
   33ms dev-mqueue.mount
   32ms systemd-tmpfiles-setup.service
   32ms sys-kernel-debug.mount
   32ms systemd-binfmt.service
   31ms sys-kernel-tracing.mount
   27ms plymouth-start.service
   27ms modprobe@ramoops.service
   26ms kmod-static-nodes.service
   24ms dns-clean.service
   23ms systemd-sysusers.service
   23ms modprobe@configfs.service
   23ms systemd-remount-fs.service
   23ms modprobe@drm.service
   22ms modprobe@efi_pstore.service
   22ms modprobe@fuse.service
   21ms modprobe@pstore_blk.service
   20ms modprobe@pstore_zone.service
   20ms user-runtime-dir@1000.service
   17ms ntp.service
   17ms dev-disk-by\x2duuid-90076be5\x2ddf6c\x2d48c9\x2d8601\x2dcd16a1a95d69.swap
   15ms proc-sys-fs-binfmt_misc.mount
   15ms systemd-random-seed.service
   14ms console-setup.service
   14ms systemd-user-sessions.service
   14ms systemd-update-utmp.service
   13ms plymouth-read-write.service
   12ms ifupdown-pre.service
   12ms systemd-update-utmp-runlevel.service
   11ms finalrd.service
    9ms systemd-rfkill.service
    8ms openvpn.service
    8ms sys-fs-fuse-connections.mount
    7ms setvtrgb.service
    6ms sys-kernel-config.mount
    5ms rtkit-daemon.service
   50us blk-availability.service

The time when unit became active or started is printed after the "@" character.
The time the unit took to start is printed after the "+" character.

graphical.target @27.625s
└─multi-user.target @27.625s
  └─blueman-mechanism.service @26.588s +1.024s
    └─basic.target @26.576s
      └─sockets.target @26.576s
        └─uuidd.socket @26.576s
          └─sysinit.target @26.567s
            └─systemd-update-utmp.service @26.553s +14ms
              └─systemd-tmpfiles-setup.service @26.514s +32ms
                └─local-fs.target @26.462s
                  └─home.mount @26.416s +46ms
                    └─systemd-fsck@dev-disk-by\x2duuid-488cf1fe\x2d0e0f\x2d4186\x2dbd53\x2d821b15f5f925.service @26.363s +50ms
                      └─dev-disk-by\x2duuid-488cf1fe\x2d0e0f\x2d4186\x2dbd53\x2d821b15f5f925.device @26.359s