For questions regarding shutting down and powering off.

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4
votes
3answers
839 views

shutdown -P works, but shutdown -r does not

I have a headless Ubuntu Server 11.04 box. If I use: sudo shutdown -P now It works every time. However, if I instead want to simply restart the machine: sudo shutdown -r now It fails to do so. ...
0
votes
1answer
194 views

shutdown button disappears when logging in

recently installed the oneiric ocelot and its awesome,but one fine time i logged out of it and when i logged in the shutdown button disappears,when i upgraded from 11.04 to 11.10 got a error message ...
9
votes
3answers
7k views

How to find out which “Unknown” program is still running and preventing shutdown?

I get the window below occasionally on shutdown. Is there any way to find out what the "Unknown" program is? Perhaps find the path of the executable?
4
votes
3answers
1k views

Ubuntu will not shutdown

I have installed Ubuntu as wubi (next to windows 7). When I expect the computer to shut down, it doesn't, it freezes instead. I've found this elsewhere: sudo modprobe -rf rt2860sta; sudo modprobe ...
2
votes
2answers
2k views

The “power cog” has disappeared [closed]

I am using Ubuntu 11.10 beta 1. The "power cog" (the button at the top right corner of the screen) seems to have disappeared. I am not sure what caused that because it was there when I installed 11.10 ...
2
votes
2answers
648 views

How do I fix a shutdown problem?

Often I cannot perform a soft shutdown or restart. The desktop might sound the console error sound once and then nothing happens. I end up having to use the pushbutton momentary switch, holding it ...
2
votes
1answer
313 views

How can I change the shutdown launcher to suspend instead?

The shutdown option from the gnome-menu or a starter in the panel, that shows the active shutdown-options like Shutdown, Restart, Suspend, ..., has a default timer to shutdown after 60 seconds if no ...
21
votes
2answers
20k views

Where is the shutdown log?

I am trying to debug a hang during shutdown and I don't find where the messages that I see during shutdown are being stored. They aren't in /var/log/syslog
1
vote
1answer
1k views

Check If Users are Logged In, Check Condition, Shutdown Automatically at Set Time

First the situation: I have a server that I want to shutdown automatically at night (00:00), but I need to make sure no one is logged via ssh in still. If they are, then I will allow up to another ...
1
vote
1answer
371 views

ubuntu *sometimes* restarts when i try to shutdown (shutdown -P now, halt, init 0)

I have had ubuntu running fine from usb external hd. When i bought a new laptop (toshiba L775D-S7222) and tried to boot I found that not always but sometimes there was a problem that shutdown did not ...
8
votes
1answer
601 views

power menu does not have shutdown and restart

I have Ubuntu 11.04 and I works perfect. I do not know what happened but for no reason the logout, restart and shutdown options disappeared from power menu. I did restart it more than one time ...
13
votes
4answers
1k views

Why does nothing happen when I click “Shutdown” from the “shutdown…” dialog?

I've been through all questions with the 'Shutdown' tag on this site - but this is different. I choose "Shutdown..." from the session menu. I then click "Shutdown" on the dialog that appears. ...
0
votes
2answers
1k views

11.04 shuts down after around 15 minutes of online video or less, every single time

i installed 11.04 (my first experience with ubuntu, please go easy on me..) only a few days ago after Vista crashed on my computer. i installed flash and all the correct plug-ins as far as i can tell ...
42
votes
18answers
149k views

Shut down computer from keyboard

Is there a keyboard shortcut available to shutdown the computer? I know I can use the Power button, but I would like to be able to it from the keyboard. If such a shortcut does not exist already, ...
13
votes
1answer
2k views

disable shutdown/suspend if there is other user logged in via ssh

I remember that in versions of ubuntu around 9.04 was possible to disable user to shutdown ( and maybe suspend too ) system if there was other user logged in.Something like policykit or similar. Is ...
0
votes
1answer
756 views

Lenovo Y460 Shutdown/Reboot/Logoff doesn't work

This is a part of the massive dump of problems I'm encountering with my Lenovo Y460 and Ubuntu. Problem: Cannot shutdown/reboot/logoff. Logoff issue: ...
3
votes
4answers
5k views

How to run a command before the machine automatically shutdowns?

How to run a command before the machine automatically shutdowns?
0
votes
2answers
80 views

How to uninstall 8.10 while keeping 11.04?

Yesterday I installed Ubuntu 11.04 with 8.10 already installed and since then my Dell VOSTRO laptop gets shuts down automatically every half an hour. Although I am using the latest version (currently ...
8
votes
4answers
12k views

How to give shutdown privileges to a user?

I am using Ubuntu 11.04. I want to run a script which checks for a running process and shuts down the system when that process ends. To do this, the user requires shutdown access so that the script ...
2
votes
1answer
2k views

HP Pavilion dv6 can't shutdown or reboot [closed]

Ubuntu 11.04 with HP Pavilion can't shutdown or reboot. I am old linux user, been using linux for years, this is the first time in encounter this issue ever with many Linux distros on the same ...
0
votes
1answer
377 views

USB stick not avaliable after rebooting from Live session

Ive noticed a really annoying behaviour in Ubuntu: whenever I restart or shutdown the PC from a Live session, the USB stick becomes unavaliable when it reboots/turns on (as if the "safe removal" ...
1
vote
1answer
2k views

Troubleshooting a sudden shutdown

Yesterday my computer suddenly powered down, without warning or going through the normal shutdown procedure. I know it wasn't a powercut because everything else in the house stayed on. This is the ...
1
vote
6answers
483 views

What shutdown timers with/without GUI are there available?

What shutdown timers with/without GUI are there available? any type of action possible? shutdown hibernate etc but also custom command? how to set time? time to go or at specific timestamp? ...
3
votes
2answers
2k views

Kubuntu hangs on shutdown

Moved out of Unity and installed Kubuntu and so got back familiar desktop, etc but on shut down it starts and then hangs. I had this problem with Unity, as well. No problem with earlier version and ...
3
votes
3answers
504 views

Does powering off the PC without shutting down harm the system?

I accidentally killed Compiz in my Unity session and couldn't restart it. So I powered the PC off with the hardware button. I am wondering if that could cause damage to my system? I didn't have any ...
31
votes
5answers
68k views

How to safely shutdown Guest OS in VirtualBox using command line

I have Ubuntu 10.10 and using VirtualBox 3.2. As a Guest OS I have another Ubuntu in the VirtualBox. I am starting Guest Ubuntu automatically using following command once my Host Ubuntu boots: ...
13
votes
2answers
1k views

One click shutdown Ubuntu and load into alternative bootup

I have a dual boot system with Ubuntu 11.04 and Windows 7. My GRUB bootloader defaults to Ubuntu. I mainly use Ubuntu, but I occasionally need to bootup Windows to do a few things. If I need to do ...
2
votes
3answers
2k views

Computer restarts instead of shutting down [closed]

My Ubuntu 11.04 will not shutdown when I tell it to; it will instead restart the computer.
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 ...
5
votes
1answer
9k views

Shutting down a computer remotely

What ways are there to shut down a computer remotely? My desktop is running Ubuntu 11.04 desktop edition and when I try to shut it down remotely using ssh, it doesn't actually work. I used the ...
1
vote
1answer
174 views

SBackup when turning my PC off

I have installed and configured sbackup as explained in this Ubuntu Community Guide to SBackup. It is very convenient for me to launch the backup process the first time I shut down my PC each day. The ...
7
votes
2answers
1k views

Why does Plymouth boot in fallback text mode?

When starting my system, Plymouth doesn't show graphics but uses the fallback text mode. However, it runs normally (that is, with graphics) on shutdown. Why is that?
3
votes
2answers
766 views

Unable to shutdown, only reboot

Ever since I upgraded to 11.04, I have been unable to shutdown my computer. I tried using : shutdown now, poweroff, and halt. But they don't work! The only one that does is reboot. Here is the ...
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 ...
5
votes
2answers
3k views

Unable to shutdown/restart/hibernate

After I installed ubuntu 11.04, it wont shutdown nor restart, it just freeze, and I have to hold the power button in order to turn off my netbook. (It also happens on livecd) Can anyone tell me the ...
15
votes
1answer
16k views

How do I find the last logged system boot and shutdown times?

I'm a Rails developer working on a web application on Ubuntu Server 10.04. Due to internal requirements, I was asked to find the last 10 system boot and shutdown times... I have no clue where to find ...
4
votes
6answers
2k views

Cannot restart, reboot, nor shutdown Ubuntu 11.04

I cannot restart, reboot or shut-down my PC using Natty. Whenever I hit shut-down, restart or in terminal sudo reboot it shows a black screen. If I should press down the power button for while, it ...
5
votes
2answers
626 views

Bring up restart / shut-down dialog box using the keyboard

Which keyboard short cut is there to bring up the restart / shut-down dialog?
1
vote
1answer
902 views

Dell Vostro 3400 reboots instead of shutting down

Well the title says it all. After the GUI button of shutdown responded to reboot. I have tried all the command there is but every time I shut down my laptop it reboots. I tried sudo halt sudo ...
5
votes
2answers
2k views

How to stop turning off sequence when power manager says that battery is too low and want to power down?

According to this thread I can disable this thing altogether but this battery-critical-power-down not always happens. Is there a way or terminal command that can stop the power manager shutting down ...
4
votes
1answer
2k views

Installing nVidia drivers for Quadro FX 880M on 10.10 caused shutdown/startup issues

So I was facing weird graphics drivers issues due to the default nouveau drivers that came installed with Ubuntu 10.10 hence I installed the latest nVidia graphics drivers & the weird graphics ...
7
votes
3answers
6k views

Best way to make a shutdown hook?

Since Ubuntu relies on upstart for some time now, I would like to use an upstart job to gracefully shutdown certain applications on system shutdown or reboot. It is essential that the system's ...
4
votes
1answer
222 views

How do I make the 'Shut Down the Computer' window be monochrome?

When I hit the power button of my computer, a window titled 'Shut Down the Computer' appears. It gives a few options, including shutting down or restarting. This window is different following the ...
8
votes
1answer
652 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. ...
5
votes
3answers
1k views

Can I shorten automatic shut down time from 60s to 5?

Just loaded Ubuntu 10.10 and loaded all updates on a hard drive by itself (without Windows). Would like to change the time for the system to shut down automatically from 60 seconds to 5 seconds, thus ...
3
votes
3answers
2k views

Automatic shutdown / hibernation after x minutes in suspend?

I have an embedded battery powered device running Ubuntu and want to reduce power consumption. The idea is that if a user does not use a device for ca. 30 min. then the device will automatically ...
2
votes
1answer
588 views

How do I turn on 'shutdown logging' or operating system tracing?

I have a simple question: how do I turn on logging of the shutdown sequence and X-server, which both keep failing; shutdown that doesn't shut it down, XServer that crashes. I would like to create the ...
3
votes
1answer
465 views
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
2answers
296 views

Crash on shutdown when using second monitor

I have recently added a second monitor to my setup. Instead of one VGA monitor, I now have one VGA and one DVI monitor hooked up to the computer. The displays work just fine. However, ever since this ...