我已经在我的计算机上安装了 Pop OS，完全取代了 Windows 10。到目前为止，我很喜欢它。唯一让我感到沮丧的是启动时间。启动时，它会停留在黑屏上一分二十秒。我从未使用过 Linux 计算机，因此解决启动缓慢的问题对我来说成了一场噩梦。任何有多年 Linux 使用经验的人请帮助解决这个问题。
我在这里附上了我获得的有关我的机器、正在运行的进程等的所有信息。
**inxi -Fxz**
System: Kernel: 5.8.0-7642-generic x86_64 bits: 64 compiler: gcc v: 10.2.0 Desktop: N/A Distro: Pop!_OS 20.10
base: Ubuntu 20.10 Groovy
Machine: Type: Desktop System: DELL product: Studio XPS 435T/9000 v: 00 serial: <filter>
Mobo: DELL model: 0X501H v: A02 serial: <filter> BIOS: DELL v: A16 date: 07/28/2009
Battery: Device-1: hidpp_battery_0 model: Logitech Wireless Mouse MX Master 2S charge: 55% (should be ignored)
status: Discharging
Device-2: hidpp_battery_1 model: Logitech K780 Multi-Device Wireless Keyboard charge: 100% (should be ignored)
status: Discharging
CPU: Info: 6-Core model: Intel Xeon W3690 bits: 64 type: MT MCP arch: Nehalem rev: 2 L2 cache: 12.0 MiB
flags: lm nx pae sse sse2 sse3 sse4_1 sse4_2 ssse3 vmx bogomips: 82992
Speed: 1767 MHz min/max: N/A Core speeds (MHz): 1: 1767 2: 2549 3: 3457 4: 2454 5: 2428 6: 3458 7: 2382 8: 2561
9: 3457 10: 2744 11: 2332 12: 3458
Graphics: Device-1: NVIDIA GP106 [GeForce GTX 1060 3GB] vendor: eVga.com. driver: nvidia v: 460.39 bus ID: 09:00.0
Display: x11 server: X.Org 1.20.9 driver: nvidia unloaded: fbdev,modesetting,nouveau,vesa
resolution: 5120x1440~60Hz
OpenGL: renderer: GeForce GTX 1060 3GB/PCIe/SSE2 v: 4.6.0 NVIDIA 460.39 direct render: Yes
Audio: Device-1: Intel 82801JI HD Audio vendor: Dell driver: snd_hda_intel v: kernel bus ID: 00:1b.0
Device-2: NVIDIA GP106 High Definition Audio vendor: eVga.com. driver: snd_hda_intel v: kernel bus ID: 09:00.1
Sound Server: ALSA v: k5.8.0-7642-generic
Network: Device-1: Intel Wi-Fi 6 AX200 driver: iwlwifi v: kernel port: 0400 bus ID: 02:00.0
IF: wlp2s0 state: down mac: <filter>
Device-2: Realtek RTL8111/8168/8411 PCI Express Gigabit Ethernet vendor: Dell driver: r8169 v: kernel port: c800
bus ID: 05:00.0
IF: enp5s0 state: up speed: 1000 Mbps duplex: full mac: <filter>
Drives: Local Storage: total: 476.94 GiB used: 32.39 GiB (6.8%)
ID-1: /dev/nvme0n1 vendor: Samsung model: SSD 950 PRO 512GB size: 476.94 GiB
Partition: ID-1: / size: 464.51 GiB used: 32.39 GiB (7.0%) fs: ext4 dev: /dev/nvme0n1p1
Swap: ID-1: swap-1 type: partition size: 4.00 GiB used: 0 KiB (0.0%) dev: /dev/dm-0
Sensors: System Temperatures: cpu: 29.0 C mobo: N/A gpu: nvidia temp: 36 C
Fan Speeds (RPM): N/A gpu: nvidia fan: 0%
Info: Processes: 360 Uptime: N/A Memory: 15.62 GiB used: 1.17 GiB (7.5%) Init: systemd runlevel: 5 Compilers: gcc: 10.2.0
Packages: 1850 Shell: Bash v: 5.0.17 inxi: 3.1.07
systemd-分析
Startup finished in 5.701s (kernel) + 8.200s (userspace) = 13.902s
graphical.target reached after 8.188s in userspace
**systemd-analyze blame**
6.780s NetworkManager-wait-online.service
3.636s plymouth-quit-wait.service
897ms snapd.service
719ms fwupd.service
650ms systemd-logind.service
591ms accounts-daemon.service
472ms man-db.service
450ms dev-nvme0n1p1.device
428ms system76-power.service
379ms gpu-manager.service
316ms udisks2.service
313ms dev-mapper-cryptswap.swap
299ms logrotate.service
246ms systemd-resolved.service
244ms upower.service
228ms dev-loop0.device
226ms systemd-timesyncd.service
159ms networkd-dispatcher.service
157ms dev-loop1.device
146ms [email protected]
133ms [email protected]
133ms dev-loop2.device
126ms apparmor.service
123ms systemd-modules-load.service
118ms snap-core18-1988.mount
117ms systemd-journald.service
115ms snap-snapd-11036.mount
110ms networking.service
108ms grub-initrd-fallback.service
106ms snap-flutter-50.mount
101ms systemd-journal-flush.service
95ms lvm2-monitor.service
92ms avahi-daemon.service
92ms NetworkManager.service
92ms polkit.service
90ms bluetooth.service
83ms systemd-rfkill.service
83ms systemd-udev-trigger.service
70ms switcheroo-control.service
66ms apport.service
63ms wpa_supplicant.service
61ms keyboard-setup.service
60ms grub-common.service
59ms thermald.service
50ms systemd-udevd.service
49ms gdm.service
43ms e2scrub_reap.service
42ms geoclue.service
40ms ModemManager.service
40ms lm-sensors.service
36ms snapd.apparmor.service
34ms rsyslog.service
32ms snap-snapd-11107.mount
28ms packagekit.service
25ms pppd-dns.service
22ms systemd-tmpfiles-setup.service
20ms plymouth-read-write.service
20ms resolvconf-pull-resolved.service
18ms snapd.seeded.service
18ms plymouth-start.service
16ms dev-hugepages.mount
16ms dev-mqueue.mount
15ms [email protected]
15ms sys-kernel-debug.mount
15ms systemd-sysctl.service
14ms sys-kernel-tracing.mount