我有 lenovo x1 yoga (m.2 ssd, 16gb ram, i7)，Ubuntu 需要几分钟才能进入登录屏幕。我刚刚加密了主文件夹。
当它默认随 Windows 10 一起出现时，它会在不到 10 秒的时间内启动到登录屏幕。
它一直在紫色的 Ubuntu 屏幕上启动，下方有闪烁的点。
然后出现登录屏幕，速度再次快得惊人。
那么，为什么启动时间会特别长呢？
以下是 systemd-analyze blame 输出
6.302s apt-daily.service 5.851s NetworkManager-wait-online.service 3.242s iio-sensor-proxy.service 2.676s fwupd.service 464ms systemd-resolved.service 424ms accounts-daemon.service 393ms dev-nvme0n1p2.device 382ms grub-common.service 333ms lightdm.service 332ms plymouth-quit-wait.service 326ms upower.service 293ms alsa-restore.service 283ms pppd-dns.service 248ms bluetooth.service 172ms ModemManager.service 153ms apparmor.service 147ms gpu-manager.service 141ms NetworkManager.service 125ms irqbalance.service 125ms apport.service 108ms systemd-timesyncd.service 102ms networking.service 93ms packagekit.service 91ms udisks2.service 89ms snapd.socket 65ms keyboard-setup.service 58ms virtualbox.service 55ms systemd-udev-trigger.service 51ms repowerd.service 50ms systemd-logind.service 47ms speech-dispatcher.service 46ms avahi-daemon.service 46ms thermald.service 35ms [email protected] 33ms systemd-journald.service 30ms polkit.service 27ms systemd-udevd.service 27ms systemd-tmpfiles-clean.service 25ms systemd-fsck@dev-disk-by\x2duuid-7979\x2dE409.service 24ms rsyslog.service 22ms snapd.autoimport.service 21ms colord.service 18ms ureadahead-stop.service 17ms plymouth-start.service 16ms setvtrgb.service 15ms systemd-tmpfiles-setup-dev.service 13ms systemd-modules-load.service 13ms wpa_supplicant.service 12ms systemd-tmpfiles-setup.service 11ms plymouth-read-write.service 10ms dev-hugepages.mount 9ms kmod-static-nodes.service 9ms systemd-update-utmp.service 8ms ufw.service 8ms sys-kernel-debug.mount 8ms systemd-sysctl.service 8ms boot-efi.mount 6ms dns-clean.service 6ms systemd-remount-fs.service 5ms systemd-journal-flush.service 5ms openvpn.service 5ms dev-mqueue.mount 4ms systemd-user-sessions.service 4ms systemd-update-utmp-runlevel.service 3ms rtkit-daemon.service 3ms systemd-backlight@leds:tpacpi::kbd_backlight.service 3ms systemd-random-seed.service 3ms console-setup.service 3ms systemd-rfkill.service 2ms sys-fs-fuse-connections.mount 2ms resolvconf.service 2ms systemd-backlight@backlight:intel_backlight.service 2ms swapfile.swap