当我第一次安装 Ubuntu 时，启动需要 20-25 秒或更少的时间，但现在无论我做什么来加快启动过程，启动都需要 1 分 22 秒。我尝试了很多方法来加快启动速度，我从 Windows 转移到 Linux，因为 Windows 需要 3 分钟，而现在 Linux 需要 1 分 22 秒，这根本无法接受。
我的系统：Ubuntu 20.04 LTS
systemd-analyze blame 输出
31.418s plymouth-quit-wait.service
14.887s dev-sda3.device
12.546s systemd-journal-flush.service
10.921s networkd-dispatcher.service
9.862s fwupd.service
9.303s udisks2.service
7.479s dev-loop9.device
7.156s dev-loop2.device
7.105s dev-loop8.device
7.100s dev-loop10.device
7.013s dev-loop12.device
6.795s dev-loop11.device
6.683s dev-loop0.device
6.497s dev-loop1.device
6.496s dev-loop4.device
6.358s dev-loop13.device
6.085s polkit.service
6.051s dev-loop3.device
5.740s dev-loop6.device
5.285s dev-loop5.device
5.227s dev-loop7.device
5.132s bolt.service
4.781s avahi-daemon.service
...skipping...
164ms snap-snap\x2dstore-454.mount
157ms dev-hugepages.mount
157ms dev-mqueue.mount
156ms sys-kernel-debug.mount
155ms sys-kernel-tracing.mount
153ms kmod-static-nodes.service
142ms snap-snapd-7777.mount
130ms setvtrgb.service
98ms NetworkManager.service
88ms systemd-update-utmp.service
66ms [email protected]
66ms systemd-user-sessions.service
64ms packagekit.service
54ms systemd-tmpfiles-clean.service
49ms boot-efi.mount
46ms systemd-update-utmp-runlevel.service
37ms rtkit-daemon.service
30ms proc-sys-fs-binfmt_misc.mount
12ms plymouth-read-write.service
7ms alsa-restore.service
3ms sys-fs-fuse-connections.mount
2ms sys-kernel-config.mount
674us snapd.socket
...skipping...
164ms snap-snap\x2dstore-454.mount
157ms dev-hugepages.mount
157ms dev-mqueue.mount
156ms sys-kernel-debug.mount
155ms sys-kernel-tracing.mount
153ms kmod-static-nodes.service
142ms snap-snapd-7777.mount
130ms setvtrgb.service
98ms NetworkManager.service
88ms systemd-update-utmp.service
66ms [email protected]
66ms systemd-user-sessions.service
64ms packagekit.service
54ms systemd-tmpfiles-clean.service
49ms boot-efi.mount
46ms systemd-update-utmp-runlevel.service
37ms rtkit-daemon.service
30ms proc-sys-fs-binfmt_misc.mount
12ms plymouth-read-write.service
7ms alsa-restore.service
3ms sys-fs-fuse-connections.mount
2ms sys-kernel-config.mount
674us snapd.socket
...skipping...
164ms snap-snap\x2dstore-454.mount
157ms dev-hugepages.mount
157ms dev-mqueue.mount
156ms sys-kernel-debug.mount
155ms sys-kernel-tracing.mount
153ms kmod-static-nodes.service
142ms snap-snapd-7777.mount
130ms setvtrgb.service
98ms NetworkManager.service
88ms systemd-update-utmp.service
66ms [email protected]
66ms systemd-user-sessions.service
64ms packagekit.service
54ms systemd-tmpfiles-clean.service
49ms boot-efi.mount
46ms systemd-update-utmp-runlevel.service
37ms rtkit-daemon.service
30ms proc-sys-fs-binfmt_misc.mount
12ms plymouth-read-write.service
7ms alsa-restore.service
3ms sys-fs-fuse-connections.mount
2ms sys-kernel-config.mount
674us snapd.socket