ubuntu 18.04安装软件或更新后再启动很慢
版面规则
我们都知道新人的确很菜,也喜欢抱怨,并且带有浓厚的Windows习惯,但既然在这里询问,我们就应该有责任帮助他们解决问题,而不是直接泼冷水、简单的否定或发表对解决问题没有任何帮助的帖子。乐于分享,以人为本,这正是Ubuntu的精神所在。
我们都知道新人的确很菜,也喜欢抱怨,并且带有浓厚的Windows习惯,但既然在这里询问,我们就应该有责任帮助他们解决问题,而不是直接泼冷水、简单的否定或发表对解决问题没有任何帮助的帖子。乐于分享,以人为本,这正是Ubuntu的精神所在。
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- 帖子: 19
- 注册时间: 2011-05-02 9:51
ubuntu 18.04安装软件或更新后再启动很慢
从ubuntu 16.04升级到ubuntu 18.04后,经过一番折腾后总算整理顺了,但有一个问题始终不得解决。就是在每次安装新的软件或更新系统后,重启进入系统时需要很长时间(约5分钟以上)才能进入系统,似乎重启时ubuntu在扫描安装或升级的软件。只要没有新的软件安装,再进入系统就比较快。请问各位大侠,怎样才能解决安装或升级软件后,重启进入系统很慢的问题,谢谢!
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- 论坛版主
- 帖子: 18279
- 注册时间: 2009-08-04 16:33
Re: ubuntu 18.04安装软件或更新后再启动很慢
把下面指令 複製 貼進終端機 執行
1. sudo apt-get -y autoremove
2. sudo apt-get -y clean
3. sudo apt-get -f -y install
4. sudo dpkg --configure -a
5. sudo apt-get -y check
如果有出現預期以外的回應文字 複製貼上來
如果沒有 重新開機 看看 是否有改善
1. sudo apt-get -y autoremove
2. sudo apt-get -y clean
3. sudo apt-get -f -y install
4. sudo dpkg --configure -a
5. sudo apt-get -y check
如果有出現預期以外的回應文字 複製貼上來
如果沒有 重新開機 看看 是否有改善
- astolia
- 论坛版主
- 帖子: 6449
- 注册时间: 2008-09-18 13:11
Re: ubuntu 18.04安装软件或更新后再启动很慢
听起来有点像ureadahead的问题,不过还是要确认一下
当发生了启动慢之后,用 sudo systemd-analyze blame 看具体是哪个拖慢的
当发生了启动慢之后,用 sudo systemd-analyze blame 看具体是哪个拖慢的
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- 帖子: 19
- 注册时间: 2011-05-02 9:51
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- 帖子: 19
- 注册时间: 2011-05-02 9:51
Re: ubuntu 18.04安装软件或更新后再启动很慢
输入sudo systemd-analyze blame 后,发现就是系统读取安装的软件空间[usersapce]耗费的时间比较多,有什么办法可以在系统重启后不去扫描userspace呢?下面是用该命令得到的系统开机占用时间,版主看看怎么理解和处理:
lcj@lcj:~$ sudo systemd-analyze blame
[sudo] lcj 的密码:
19.646s systemd-journal-flush.service
18.910s dev-sda8.device
13.281s keyboard-setup.service
12.986s systemd-udevd.service
11.911s systemd-sysctl.service
6.711s NetworkManager-wait-online.service
4.831s plymouth-start.service
4.550s snapd.service
4.052s networkd-dispatcher.service
3.810s NetworkManager.service
3.019s dev-loop2.device
2.961s dev-loop4.device
2.812s systemd-tmpfiles-setup.service
2.764s fwupd.service
2.696s dev-loop1.device
2.688s dev-loop0.device
2.613s dev-loop6.device
2.581s plymouth-quit-wait.service
2.564s dev-loop3.device
2.447s udisks2.service
2.339s grub-common.service
2.299s dev-loop5.device
- astolia
- 论坛版主
- 帖子: 6449
- 注册时间: 2008-09-18 13:11
Re: ubuntu 18.04安装软件或更新后再启动很慢
systemd-journal-flush.service这个慢应该是积累的日志太多了,先手动清理一下
再编辑/etc/systemd/journald.conf,删掉SystemMaxUse前面的#注释,设置一下后面的值,比如改成10M
代码: 全选
sudo journalctl --vacuum-files=1
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- 帖子: 1
- 注册时间: 2018-10-19 11:29
- 系统: ubuntu18.04
Re: ubuntu 18.04安装软件或更新后再启动很慢
1min 23.408s dev-sda1.device
1min 13.467s console-setup.service
1min 10.607s dev-loop7.device
1min 8.825s dev-loop13.device
51.931s apparmor.service
50.867s dev-loop9.device
49.812s dev-loop12.device
48.077s dev-loop5.device
47.210s vboxadd.service
46.784s dev-loop10.device
46.441s dev-loop11.device
45.905s dev-loop8.device
42.799s dev-loop6.device
42.535s dev-loop4.device
41.567s dev-loop2.device
41.284s dev-loop1.device
40.339s dev-loop3.device
40.072s dev-loop0.device
25.455s snapd.seeded.service
21.747s networking.service
21.191s dns-clean.service
20.197s systemd-journal-flush.service
19.476s gpu-manager.service
16.507s systemd-logind.service
10.047s networkd-dispatcher.service
10.036s thermald.service
8.954s grub-common.service
8.818s ModemManager.service
8.796s snapd.failure.service
8.623s systemd-sysctl.service
6.404s rsyslog.service
5.706s keyboard-setup.service
5.419s snap-gnome\x2dlogs-45.mount
5.407s polkit.service
5.276s snap-gtk\x2dcommon\x2dthemes-319.mount
5.207s systemd-tmpfiles-setup-dev.service
5.189s vboxadd-service.service
4.814s apport.service
4.806s snap-gnome\x2d3\x2d26\x2d1604-74.mount
4.660s snap-gnome\x2dsystem\x2dmonitor-51.mount
4.622s snap-gtk\x2dcommon\x2dthemes-701.mount
4.571s user@1000.service
4.550s plymouth-read-write.service
4.526s colord.service
4.402s systemd-tmpfiles-setup.service
4.325s systemd-udevd.service
4.244s packagekit.service
怎么破。。
1min 13.467s console-setup.service
1min 10.607s dev-loop7.device
1min 8.825s dev-loop13.device
51.931s apparmor.service
50.867s dev-loop9.device
49.812s dev-loop12.device
48.077s dev-loop5.device
47.210s vboxadd.service
46.784s dev-loop10.device
46.441s dev-loop11.device
45.905s dev-loop8.device
42.799s dev-loop6.device
42.535s dev-loop4.device
41.567s dev-loop2.device
41.284s dev-loop1.device
40.339s dev-loop3.device
40.072s dev-loop0.device
25.455s snapd.seeded.service
21.747s networking.service
21.191s dns-clean.service
20.197s systemd-journal-flush.service
19.476s gpu-manager.service
16.507s systemd-logind.service
10.047s networkd-dispatcher.service
10.036s thermald.service
8.954s grub-common.service
8.818s ModemManager.service
8.796s snapd.failure.service
8.623s systemd-sysctl.service
6.404s rsyslog.service
5.706s keyboard-setup.service
5.419s snap-gnome\x2dlogs-45.mount
5.407s polkit.service
5.276s snap-gtk\x2dcommon\x2dthemes-319.mount
5.207s systemd-tmpfiles-setup-dev.service
5.189s vboxadd-service.service
4.814s apport.service
4.806s snap-gnome\x2d3\x2d26\x2d1604-74.mount
4.660s snap-gnome\x2dsystem\x2dmonitor-51.mount
4.622s snap-gtk\x2dcommon\x2dthemes-701.mount
4.571s user@1000.service
4.550s plymouth-read-write.service
4.526s colord.service
4.402s systemd-tmpfiles-setup.service
4.325s systemd-udevd.service
4.244s packagekit.service
怎么破。。
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- 帖子: 2
- 注册时间: 2018-12-23 14:02
- 系统: utunbu 18.04
Re: ubuntu 18.04安装软件或更新后再启动很慢
我的跟你差不多,不知道怎么解决chokyeung 写了: ↑2018-10-19 11:30 1min 23.408s dev-sda1.device
1min 13.467s console-setup.service
1min 10.607s dev-loop7.device
1min 8.825s dev-loop13.device
51.931s apparmor.service
50.867s dev-loop9.device
49.812s dev-loop12.device
48.077s dev-loop5.device
47.210s vboxadd.service
46.784s dev-loop10.device
46.441s dev-loop11.device
45.905s dev-loop8.device
42.799s dev-loop6.device
42.535s dev-loop4.device
41.567s dev-loop2.device
41.284s dev-loop1.device
40.339s dev-loop3.device
40.072s dev-loop0.device
25.455s snapd.seeded.service
21.747s networking.service
21.191s dns-clean.service
20.197s systemd-journal-flush.service
19.476s gpu-manager.service
16.507s systemd-logind.service
10.047s networkd-dispatcher.service
10.036s thermald.service
8.954s grub-common.service
8.818s ModemManager.service
8.796s snapd.failure.service
8.623s systemd-sysctl.service
6.404s rsyslog.service
5.706s keyboard-setup.service
5.419s snap-gnome\x2dlogs-45.mount
5.407s polkit.service
5.276s snap-gtk\x2dcommon\x2dthemes-319.mount
5.207s systemd-tmpfiles-setup-dev.service
5.189s vboxadd-service.service
4.814s apport.service
4.806s snap-gnome\x2d3\x2d26\x2d1604-74.mount
4.660s snap-gnome\x2dsystem\x2dmonitor-51.mount
4.622s snap-gtk\x2dcommon\x2dthemes-701.mount
4.571s user@1000.service
4.550s plymouth-read-write.service
4.526s colord.service
4.402s systemd-tmpfiles-setup.service
4.325s systemd-udevd.service
4.244s packagekit.service
怎么破。。
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- 帖子: 1
- 注册时间: 2019-01-21 18:39
- 系统: ubuntu18.04
Re: ubuntu 18.04安装软件或更新后再启动很慢
版主有没有解决办法?
我的也是这样了, 刚装的时候还不到一分钟,现在三分钟起步, 感觉比win还要慢, 救救孩子吧
我的也是这样了, 刚装的时候还不到一分钟,现在三分钟起步, 感觉比win还要慢, 救救孩子吧