For questions regarding shutting down and powering off.

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25
votes
1answer
46k views

Shutdown after a certain time [duplicate]

I am done using my laptop but I am using the hotspot in my smart phone. So I want my laptop to be awake for next one hour. How can I Shutdown the laptop after one hour of time?
12
votes
1answer
3k views

How to automatically install updates before shutdown?

Windows 7 automatically installs updates before shutdown. Can I get the same effect on Xubuntu? I want to install Xubuntu on a friend's machine and make sure that security updates are installed, but ...
9
votes
7answers
3k views

Shutdown stuck at Ubuntu logo

I've installed my Ubuntu11.10 yesterday. I updated it and now when i go to shutdown it stucks at Ubuntu logo (the one with the white small balls). I waited 20 mins and nothing, i always have to ...
5
votes
2answers
8k views

Shutdown, logout, restart not working in 13.10

I am using Ubuntu 13.10 and have installed compiz settings manager and cairo dock. The top right corner which gives you option for about this computer system settings shutdown restart logout and ...
5
votes
1answer
2k views

14.10 to 15.04 upgrade, now I can't poweroff or reboot!

I was previously running 14.10 without any problems on an Intel NUC Bay trail but then after upgrading it to 15.04 my PC won't poweroff or reboot anymore. At the shutdown messages it says umounting ...
20
votes
1answer
35k views

What is the difference between shutdown and poweroff commands?

I've a home server I'm playing around with :) I want to learn server administration... I have hard time understanding difference between shutdown -h now and poweroff -h now My logic tells me it's the ...
19
votes
2answers
2k views

What is the most “Ubuntu” way of preventing certain users from shutting down, suspending etc?

On a traditional Unix system, non-root users cannot do this. What is it that gives users this ability in modern desktop environments and how would I go about disabling this on a per-user or per-group ...
11
votes
2answers
12k views

Slow shutdown due to modemmanager and .. nm-dispatcher.action?

My ubuntu is slow to shutdown, and the culprits seem to be modemmanager and something called nm-dispatcher.action. On shutdown I get a message on the terminal saying something like "asking all ...
6
votes
6answers
10k views

Ubuntu 12.04 not shutting down properly

When I shutdown or reboot my Ubuntu 12.04 it doesn't ever finish shutting down. I end up stuck on a black/blank screen and have to hold the power button to shut it down. Does anyone know where I can ...
4
votes
0answers
1k views

Ubuntu 16.04 won't power off: poweroff.target is disabled

Ubuntu 16.04 won't power off. When I go to the icon at the top right of the screen and click shutdown, it does not shutdown. I ran shutdown -h now and this is what I got: tanner@tanner-x151x:~$ ...
3
votes
2answers
3k views

After switching to Ubuntu 15.04 laptop won't shutdown

I have a problem with with my laptop, Toshiba Qosmio F60. Curently i am running dual boot with Win7, and Ubuntu 15.04. I used different distros and this is the first time i have this kind of problem. ...
2
votes
1answer
1k views

Cannot shutdown or reboot after upgrading from 14.10 to 15.04 on Intel NUC

I have been running ubuntu 14.04, then 14.10 on my Intel NUC model DN2820FYKH for months without any issues. I recently reformatted and reinstalled a fresh copy of 15.04, and after doing so I am now ...
10
votes
4answers
8k views

Why does Ubuntu 11.10 start and shut down so slowly?

Ubuntu's always been very fast on my computer. I have 3GB RAM, and previous versions booted in under 40s and shut down in under 5s. Most recently, Natty took 40s to boot and only 4s to shut down. ...
7
votes
2answers
9k views

How can I modify the power button behaviour? [duplicate]

I want the PC to shut down without any dialogue, but let time for the applications to close properly. One solution is, to change powerbtn.sh to: shutdown -h now but that does not wait for all ...
6
votes
3answers
824 views

Ubuntu 16.04 doesn't shut down after suspend or hibernate

Actually my question can appear identical to this one in this forum (and also this one elsewhere); indeed the question is the same, but I'm asking it anyway because I can give more informations and ...
5
votes
3answers
1k views

Logout scripts: not completed on shutdown, reboot

I'm trying to do some stuff at logout, and the task can take up to 5 minutes to complete. If the user chooses Power off or Reboot directly, the script is killed before completion. If the user just ...
5
votes
3answers
3k views

On shutdown, computer reboots when started via wake on lan

Here's the situation: I start my main computer from another pc via wake on lan "wakeonlan ". All works fine. When I'm done doing what I did, I run "sudo shutdown -h now" (in the ssh terminal in ...
5
votes
3answers
2k views

Shutdown / restart does not complete [closed]

Sometimes when I try to shut-down or restart, I get an error saying: A program is still running: Unknown Not Responding It gives three choices Lock Screen Cancel Reboot anyway (or Shutdown Anyway) ...
3
votes
1answer
2k views

Ubuntu 16.04 is not providing working suspend or hibernate feature

I previously used 14.04 and i used to suspend when ever i am done and need to resume my task later . That shuts my machine down(except the LED indicator) which didn't consume power and no heating so i ...
3
votes
1answer
4k views

Keyboard shortcut to shutdown?

I came across Why do we need to be root in terminal for shutdown and restart? and the accepted answer has an explanation indicating that clicking on "Shutdown" in Ubuntu's dropdown menu triggers this ...
3
votes
1answer
2k views

Shutdown slow in 13.04, hangs on shutting down processes

I believe this problem has existed since I upgraded to 13.04. I have an SSD, so differences in boot/shutdown times are very noticeable. It used to take a couple of seconds to shut down - now, it takes ...
3
votes
3answers
9k views

Why does Ubuntu freeze during reboot (14.04 LTS)?

I'm new to this whole Linux thing, and although I have been able to figure out how to set up Ubuntu thus far, there is one issue that bugs me. Whenever I attempt to restart the computer, it freezes ...
2
votes
2answers
593 views

Prevent shutdown when rsnapshot is running

Since shutdowns during rsnapshot operation will lead to inconsistent/partial backups, I wonder how to delay the system shutdown while rsnapshot is active. The task is complicated by the fact that I ...
1
vote
2answers
1k views

Xubuntu 14.04 Power button instantly powers off laptop instead of showing shutdown menu

Laptop is Lenovo Thinkpad X120e. lshw -short output /proc/cpuinfo The setup is pretty much standard. Not customized in any way, since I just installed it. No packages related to drivers installed, ...
10
votes
13answers
2k views

Ubuntu 13.04 will not shutdown

I have just upgraded my computer from ubuntu 12.10 to ubuntu 13.04, and now when I go to turn off my computer, it will not shut down fully. The Power supply keeps running, even when it is "off" Any ...
8
votes
1answer
654 views

Why does my system boot so slowly?

I installed Ubuntu 10.10 a few days ago. It is really awesome but the problem is that it takes unusually long time (about 20 minutes) for the login screen to appear after the Ubuntu startup screen. ...
7
votes
1answer
2k views

How to hide console messages on shutdown?

I'm using Ubuntu 10.10 with kernel version 2.6.38-020638-generic. On the shutdown process when the desktop wallpaper is gone, there is always a black console printing some messages and then the ubuntu ...
6
votes
2answers
7k views

Asking all remaining processes to terminate… fail

Ubuntu 12.10 64 bits with Unity. When I restart or shutdown the PC, it takes too long to do it. It shows the line Asking all remaining processes to terminate... [fail] and after Killing all remaining ...
5
votes
5answers
7k views

How to get the shutdown & restart icon back in dash

In Ubuntu 11.10 it was possible to type restart or shutdown in dash, so you could drag that icon in the left panel. Now in the new 12.04 this option has been deleted/removed. Is there another way to ...
5
votes
0answers
2k views

Hibernate option doesn't appear in the shutdown menu(s) [closed]

In 13.04, I enabled hibernation by following these instructions: You can also enable the hibernate option in the menus. To do that, use your favorite text editor to create /etc/polkit-1/...
5
votes
1answer
2k views

Firefox not closed properly when loging out

I just installed Ubuntu 14.04 beta2 and out of 25 tries either logging out, shutting down or restarting, my session didn't close Firefox properly 23 times when exiting. The result is the Firefox tabs ...
4
votes
2answers
3k views

Lenovo X220 reboots instead of shutting down

When I push the shutdown button in the shutdown dialog my notebook (Lenovo X220) does a restart instead. I also tried running the "sudo shutdown -P now" from command line -> same result! Before ...
3
votes
0answers
69 views

How do I stop a job before its dependencies?

I have a job that does some things and uses other locally installed services (such as the mail server). Sometimes I do an ACPI shutdown but I need this service to complete the ongoing operation ...
3
votes
0answers
2k views

Ubuntu 13.04 shutdown hangs in Asus A3500E [closed]

On reboot or shutdown, in a old Asus A3500E notebook, with a fresh Ubuntu 13.04 install, the process hangs and shows the messages: "acpid: exiting" "speech-dispatcher disabled; edit /etc/default/...
3
votes
3answers
124 views

What graphical utility can I use for Ubuntu auto shutdown?

In Microsoft Windows I use switch off software for auto shutdown, Hibernate, restart etc. Can I find something similar in Ubuntu? I read following link. How can I automatically shutdown the system ...
2
votes
1answer
790 views

Fix shutdown on HP 530 (kernel 3.9.2 / ubuntu 13.04)

I needed to upgrade to kernel 3.9.3 to get Ubuntu fully working on my HP 530; Black screen after update to 13.04 (HP 530) - Solution available However, the laptop doesn't shutdown anymore or hangs ...
2
votes
2answers
2k views

Ubuntu 13.04 doesn't show confirmation dialog for shutdown

After I updated to 13.04, Ubuntu immediately shuts down without confirmation when I press the power button. Also, it doesn't ask for confirmation if I select an otion from the top-right gear menu. I ...
2
votes
1answer
126 views

Running a script at shutdown

I've read the answers to this and similar questions already, but so far none had worked for me. On my Ubuntu 11.10 (oneiric) system, all the files in /etc/rc0.d/ and /etc/rc0.d/ are links. I put ...
1
vote
3answers
4k views

Cannot shut down on 13.10 and 14.04

13.10 has been re-installed on my i3. I cannot shut down or log out. The power button menu does not help and sudo shutdown -h now also did not help. Can you advise? Other suggestions to my query have ...
11
votes
3answers
2k views

Shutdown logs out instead of shutting down

Many times (not all the time) when I want to shutdown or restart, the computer does not shutdown but goes to the screen for changing the user. I am the only user of my computer. So I had to ...
8
votes
3answers
3k views

Mounted NFS shares interrupting shutdown?

I use NFS to share media to all my files on my network. However in 10.10 when the share is mounted my machines cannot shutdown, they seem to sit there. When I don't mount the NFS shares the machines ...
7
votes
7answers
16k views

Ubuntu 12.04 does not Shut Down at all and gets Stuck on 3 or 4 dots

Ubuntu 12.04 does not Shut Down at all and gets Stuck on 3 or 4 dots. I am using a PC with Pentium 4 processor, 1.9GHz, 1GB RAM. I tried using the command sudo shutdown now, but it gets stuck again ...
4
votes
1answer
447 views

Ubuntu 16.04 Skylake not able to shutdown and restart

I did a fresh install of Ubuntu 16.04. I am facing shutdown issues often. It hangs in a terminal with the message (sometimes shutdown works): soft lockup, cpu#4 struck for 22s I installed Ubuntu ...
4
votes
3answers
2k views

PC restarts after a few seconds when performing shutdown or suspend

After a shutdown or suspend, the machine appears to completely shutdown (all fans stop and are quiet), after a few seconds, everything is powered up again by itself. Despite the many offered ...
3
votes
3answers
3k views

Computer shuts down when unplugged

I have an MSI Wind U100 netbook (they call it a notebook). Every time I unplug the AC adapter the machine shuts down as if the battery is dead. I get a notification that says "battery is critical and ...
3
votes
2answers
4k views

ubuntu won't shutdown or freezes at splash screen

I am using ubuntu 14.04 64 bit. The problem I am facing is, I can not shutdown my machine. Every time I shutdown or reboot the computer (both from terminal and GUI) it get stuck at boot splash screen ...
3
votes
1answer
406 views

Ubuntu 12.04 shutdown does not finish

When i shutdown my ubuntu 12,04 appears the "shutdown screen" and it never finish, keep shutting down... i use "tab key" to see the log and the last line says "Stopping Puppet Agent"... and it never ...
3
votes
1answer
2k views

13.10 Shutdown/Restart issue

I have a clean install of 13.10 using the 3.12 kernel. When I shutdown or restart the process hangs. I press a key and I see: **Killing all remaining processes ....... [fail]** (fail is in red) ...
3
votes
3answers
8k views

Automatic shutdown at specified times?

I'm aware I can use (sudo?) shutdown -h hh:mm in a terminal window to shut down a system, however the user that is logged in is a kiosk user, which is locked down in such a way that terminal (or any ...
3
votes
2answers
2k views

Laptop power button not working

I have a (seemingly rather exotic) Dell Latitude XT2 notebook running Lubuntu 12.04, fresh install. Tried to get the power button to work as expected (opening the logout dialog lubuntu-logout), but no ...