Система загружается и висит секунд 20 темный экран перед появлением рабочего стола
root@debian:/var/log/lightdm# systemd-analyze blame
11.625s ifupdown-pre.service
10.995s udisks2.service
10.455s ModemManager.service
8.100s NetworkManager.service
6.200s dev-sdb3.device
5.829s nvidia-persistenced.service
5.819s systemd-logind.service
5.818s rsyslog.service
5.757s lm-sensors.service
5.755s wpa_supplicant.service
5.755s avahi-daemon.service
5.746s alsa-restore.service
5.505s pppd-dns.service
2.626s networking.service
1.853s polkit.service
1.596s upower.service
1.582s systemd-modules-load.service
1.445s lightdm.service
1.441s plymouth-quit-wait.service
1.440s apparmor.service
1.436s systemd-udevd.service
1.366s keyboard-setup.service
1.250s hddtemp.service
889ms systemd-sysusers.service
717ms systemd-tmpfiles-setup.service
692ms systemd-remount-fs.service
651ms systemd-journal-flush.service
558ms dev-hugepages.mount
557ms dev-mqueue.mount
556ms sys-kernel-debug.mount
516ms user@1000.service
511ms dev-disk-by\x2duuid-217551f2\x2d4828\x2d40c8\x2d9a8d\x2df1ebfcf8fc24.swap
477ms systemd-udev-trigger.service
431ms systemd-journald.service
367ms systemd-timesyncd.service
342ms console-setup.service
335ms kmod-static-nodes.service
318ms rtkit-daemon.service
272ms systemd-random-seed.service
248ms dev-disk-by\x2duuid-184ceb4b\x2dd038\x2d4c38\x2d96fb\x2d0373e490e06d.swap
243ms systemd-tmpfiles-clean.service
228ms systemd-tmpfiles-setup-dev.service
112ms systemd-sysctl.service
107ms systemd-update-utmp.service
29ms systemd-user-sessions.service
26ms user-runtime-dir@1000.service
16ms plymouth-start.service
15ms plymouth-read-write.service
13ms systemd-update-utmp-runlevel.service
root@debian:/var/log/lightdm#
root@debian:/var/log/lightdm# systemd-analyze critical-chain
The time after the unit is active or started is printed after the "@" character.
The time the unit takes to start is printed after the "+" character.
graphical.target @19.635s
└─udisks2.service @8.640s +10.995s
└─basic.target @8.311s
└─sockets.target @8.311s
└─uuidd.socket @8.311s
└─sysinit.target @8.272s
└─swap.target @8.253s
└─dev-disk-by\x2duuid-184ceb4b\x2dd038\x2d4c38\x2d96fb\x2d0373e490e06d.swap @8.003s +248ms
└─dev-disk-by\x2duuid-184ceb4b\x2dd038\x2d4c38\x2d96fb\x2d0373e490e06d.device @8.002s
root@debian:/var/log/lightdm#