Estou executando o Ubuntu 17 em um PC antigo. O systemd-analyze blame mostra que algum serviço leva muito tempo para ser iniciado. Como pode evitar isso? Existem alguns serviços que eu posso desativar?
27.063s plymouth-quit-wait.service
11.301s apparmor.service
10.765s motd-news.service
10.572s dev-sda5.device
7.742s NetworkManager.service
7.548s ModemManager.service
7.073s udisks2.service
6.593s accounts-daemon.service
6.491s NetworkManager-wait-online.service
6.475s snapd.service
4.167s plymouth-read-write.service
4.083s thermald.service
3.742s polkit.service
3.722s gpu-manager.service
3.646s preload.service
3.590s rsyslog.service
2.474s apport.service
2.473s grub-common.service
2.169s [email protected]
2.035s fwupd.service
1.818s colord.service
1.758s avahi-daemon.service
1.653s systemd-tmpfiles-setup.service
1.494s resolvconf.service
1.375s networking.service
1.375s packagekit.service
1.343s gdm.service
1.214s systemd-backlight@backlight:acpi_video0.service
1.037s bluetooth.service
988ms speech-dispatcher.service
904ms console-setup.service
889ms systemd-udevd.service
838ms keyboard-setup.service
834ms wpa_supplicant.service
642ms systemd-timesyncd.service
606ms systemd-modules-load.service
578ms dns-clean.service
564ms systemd-tmpfiles-setup-dev.service
537ms plymouth-start.service
528ms pppd-dns.service
472ms systemd-logind.service
466ms [email protected]
439ms swapfile.swap
359ms systemd-update-utmp.service
357ms systemd-random-seed.service
339ms tlp.service
312ms alsa-restore.service
296ms dev-hugepages.mount
295ms dev-mqueue.mount
294ms sys-kernel-debug.mount
276ms systemd-journald.service
220ms upower.service
195ms systemd-udev-trigger.service
192ms kmod-static-nodes.service
164ms systemd-journal-flush.service
139ms systemd-backlight@backlight:intel_backlight.service
127ms systemd-user-sessions.service
119ms systemd-sysctl.service
108ms setvtrgb.service
93ms kerneloops.service
68ms [email protected]
64ms ufw.service
57ms snapd.socket
37ms systemd-remount-fs.service
24ms rtkit-daemon.service
12ms systemd-update-utmp-runlevel.service
3ms sys-fs-fuse-connections.mount
2ms sys-kernel-config.mount