For questions regarding shutting down and powering off.

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1
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2answers
25 views

Ubuntu shutdown bricked my external hard drive

How does Ubuntu end processes when it shuts down? Is it possible that shutting down and then unplugging my external hard drive could have broken a path? I have Ubuntu 16.04 and a WD Elements 10A8 1TB ...
1
vote
0answers
14 views

Not shutting down: CPU soft lockup (plymouthd) / self-detected stall on CPU

When I click Shut down in the system menu, it does not turn off but repeatedly shows the errors below. MMI watchdog: BUG: soft lockup - CPU#2 stuck for 23s! [plymouthd:4693] INFO: rcu_sched self-...
4
votes
2answers
2k views

Change power button to 'Ask' in Xubuntu 13.10

I have recently installed Xubuntu 13.10 on my Vaio vpcea making me a Linux beginner. The problem is that laptop's power button is right on the edge of the bezel making it far too easy to press ...
0
votes
0answers
18 views

Few options in nvidia-settings and stuck on CPUX for Xs on shutdown

after 3 days I've finally installed Ubuntu 16.04 on a Dell notebook with a skylake CPU. Now, I've two main problems: 1) Ubuntu doesn't shutdown, when I press the shutdown button Ubuntu say's: "CPUX ...
1
vote
0answers
7 views

Interactive prompt displayed but ignored on ACPI shutdown event (16.04) [duplicate]

This is a very weird issue, and I've consulted the usual resources but found nothing. When I press the shutdown button, I expect to see an interactive prompt -- e.g., "Shutdown / Reboot / Suspend / ...
1
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0answers
37 views
0
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0answers
20 views

Ubuntu shuts down on suspend?

I have ASUS GL552VW laptop with nvidia graphics card and driver nvidia-361 on uefi. Now the problem I am facing is , whenever the computer suspends(Either by clicking manually , or from a long idle ) ...
5
votes
2answers
3k views

How to suppress or disable the shutdown option from indicator menu or shutdown dialog?

My goal is to allow user only to restart the system, and deny any shutdown (suspend, hibernate). I am running unity-2d. I 've managed to deny suspend and hibernate with polkit policy files like ...
0
votes
0answers
97 views

Ubuntu 15.04 shutdown issue

I have installed Ubuntu 15.04 OS. I had an issue while shutting down the system. It restarts and I have to do a forced shutdown by pressing and holding the power button. I have also searched on the ...
0
votes
0answers
28 views

Shutdown problem on Lenovo G50 after installing Linux Mint 17.3 [on hold]

After installing successfully Linux Mint 17.3 on Lenovo G50, its not rebooted. I don't know whether this is the right place to ask this question. The error is : [397.188708] Fixing recursive fault ...
1
vote
2answers
92 views

16.04 unable to shutdown

An Ubuntu 16.04 LTS instance failed to shutdown. The shutdown was initiated from the Unity interface. The graphical interface became unresponsive. CTRL+ALT+F1 provided a login prompt. I was able to ...
9
votes
8answers
23k views

Ubuntu 14.04 stuck on shutdown

My problem is that when I try to shutdown computer, it sticks at the shutdown screen and these are the only lines I can see: wait-for-state stop/waiting Stoping GNUstep distributed object mapper: ...
0
votes
1answer
83 views

My ubuntu 16.04 does not shutdown

I recently installed ubuntu 16.04 alongside windows 7 in my pc and all the features in it are working fine but when i click on shutdown it gets stuck on the violet screen with ubuntu written on it and ...
7
votes
0answers
58 views

How to make /sbin/shutdown, /sbin/reboot etc. require sudo again in 16.04?

For whatever reason, we do no longer need to be root (or using sudo) to run /sbin/shutdown, /sbin/reboot etc. This seems to be because those executables are now symlinks to /bin/systemctl which ...
0
votes
0answers
10 views

How do I configure Ubuntu 14.04 LTS such that at the login screen, a brief power button press initiates a clean shutdown?

I have a system that runs an up-to-date Ubuntu 14.04 LTS, with Xfce as the window manager and the default login/session manager. (LightDM with the Unity greeter? It certainly looks very similar to ...
2
votes
2answers
519 views

Can't shutdown xubuntu after updating to 16.04

I updated from Xubuntu 16.04 beta-2 to 16.04 today. And now I can't shutdown my laptop but I am able to restart. When I try it the GUI way it just logging out. When I tried sudo shutdown -h now I ...
0
votes
0answers
30 views

How do I avoid having to unplug my laptop each time I turn it off?

xubuntu 16.04 64 bits on an AHTEC clevo m7xsun bought in 2009 (defunct company): the regular way of turning my computer down means, always, having to unplug the cable: I click on turn off and ...
391
votes
6answers
1.1m views

How do I shut down or reboot from a terminal?

How can I shut down or reboot Ubuntu using terminal commands?
1
vote
1answer
35 views

Ubuntu Touch - Shutdown sometimes rebooting phone

Since the last Ubuntu update on the 02.06, I have noticed that on a few occasions, that when I shutdown my phone it will reboot itself straight away. I shut the phone down by clicking on the ...
1
vote
3answers
4k views

Ubuntu 12.04 does not shutdown

I am using Ubuntu 12.04 amd64 desktop. It worked fine, but after the last update, the system does not shutdown. It gets stuck with the last line on the screen being: unmounted /kernel/debug I ...
2
votes
0answers
41 views

Session closed instead of shutdown

Shutdown from taskbar, but instead session is closed. Why? I have to "poweroff" in terminal. Desktop computer running Ubuntu 16.04, recently upgraded from 15.10 (not sure, but I believe also ...
13
votes
0answers
134 views

Ubuntu is not sending SIGTERM on shutdown

I am beginning to suspect that Ubuntu is not telling the running applications that it is shutting down to let them quit correctly but instead forces them to quit. If I leave chrome open when shutting ...
2
votes
0answers
129 views

Ubuntu 16.04 Black Screen After Suspend

I've seen this issue reported but have not seen a solution working for me. I did a fresh install of 16.04 and everything is working great. The only problem I'm having is when I close the lid on my ...
3
votes
0answers
21 views

Shutdown Freezes on Ubuntu 14.04 (2015 Macbook Pro Dual-Boot)

I recently did a dual-boot on my 2015 Macbook Pro Retina. I opted not to use rEFInd, instead selecting sda1 (/boot/efi) as the mountpoint for my boot partition. I cannot shut down my computer without ...
3
votes
0answers
49 views

Ensure that a (potentially long) root script execute to completion before power-down [duplicate]

I want to run a simple rsync-based bash script as root when a power-down cycle initiates from either: a login interactive shell, or a gui session, or a machine boot state where no login-user has ...
1
vote
0answers
50 views

Ubuntu 16.04 Battery Drains to 50% in shutdown in 5-6 hours [HP pavilion Gaming Notebook]

I have a dual boot system with windows 10. I use ubuntu most of the time and in the night when i shut it down with 90%-95% battery. Next morning when i open up the laptop, the battery is drained to ...
2
votes
4answers
538 views

Why wont Ubuntu desktop shut down?

I installed Ubuntu 12.04.2 LTS via USB drive--everything functioning okay--and downloaded 150+ updates. I used the shut down command, and the computer wouldn't turn off. The computer is an Acer ...
1
vote
1answer
647 views

My system is not shutting down after installing Ubuntu 16.04 LTS!

I was using Ubuntu 15.10 and everything was working fine. But yesterday I installed Ubuntu 16.04 LTS and now its not shutting down. I have to plug away my battery to turn it off and also the battery ...
-1
votes
0answers
29 views

backup to s3 bucket on shutdown script not working in ubuntu 14.04

I edited shutdown-hook.conf via vi /etc/init.d/shutdown-hook.conf The content is description "run at shutdown" start on starting rc task exec /bin/bash /etc/my_service/uploads3.sh Then i changed ...
0
votes
0answers
37 views

Stall on CPU on reboot / shutdown

I just installed a fresh version of 16.04 on my MSI GE62 laptop. I had some trouble installing at first, which was solved with a combination of: Secure boot off Fat boot off and setting nouveau....
-1
votes
1answer
86 views

Cannot shut down/restart without using the power button please help

I have Lenevo C260 Desktop.. it had windows 8.1 I deleted it and installed the latest version of Ubuntu.., everything works fine but when i have to shut down my computer it will kill all the running ...
0
votes
0answers
50 views

Shutdown brings back to login screen

I just installed Ubuntu 16.04 on my laptop. Installation went well and i could shutdown my laptop properly. One click on right top corner would shut my system down without problem. And then i started ...
0
votes
0answers
36 views

GNOME 16.04 Reboot after Shutdown

My Pc always reboots 5 seconds after its turned off. i looked in the following theme: (Reboot after shutdown (Ubuntu 14.04 (also 12.04); Dell latitude E7440)) the top rated answer didnt help since i ...
1
vote
0answers
43 views

Auto shutdown when no HDD activity

I have a media server with 6 hard drives. I use it 2 - 3 times a week, so it would be a waste of electricity if the server is turned on 24/7. So I want to shut it down when it is not in use, ...
8
votes
4answers
4k views

Slow shutdown on Ubuntu 16.04 LTS (Stopping thermal daemon/running fit make remote CUPS printers)

after a clean install of Ubuntu 16.04 LTS, I am experiencing very slow shutdowns compared with 15.10. There seems to be one oftwo processes that hang upon shutdown. Startup is not affected at all. ...
2
votes
1answer
548 views

Fresh Ubuntu 16.04 install hangs on reboot (i386 Server on Acer Travelmate laptop)

I've used an old Acer Travelmate 4000 laptop as my local server for ages with Ubuntu Desktop. This year, I installed 16.04 i386 Server Edition and couldn't be happier. The entire working set of Linux,...
0
votes
0answers
50 views

Reached Target shutdown

1 out of 8 times Ubuntu freezes at shutdown. When I click on Esc I see the log and it gets stuck at 'Reached target shutdown' but it never shuts down. I read somewhere about it's a bug and tried to ...
0
votes
0answers
30 views

MySQL doesn't shutdown cleanly sometimes

I have a fresh install of Ubuntu 16.04 LTS Server x64 in a VirtualBox VM with its provided MySQL, without any additional databases currently. Sometimes the shutdown of MySQL itself fails with the logs ...
0
votes
4answers
104 views

Ubuntu overheat and instant shutdown

Since the last couple of days my desktop PC shuts down instantly and automatically even on light system usage. I found this line in the system log just before the shut down. localhost kernel: [14404....
0
votes
0answers
57 views

System Menu restart and shutdown buttons long delay on 16.04

When I try to shutdown / restart my Dell Vostro notebook from the Unity system menu (cogwheel at top-right corner) the screen often (8-9 out of 10) goes blank (some rare occasions showing the unity ...
3
votes
0answers
102 views

Help Ubuntu and Windows won't shutdown

I've decided to install Ubuntu 16.04 along with Windows 10 on my Dell Inspiron 15 3000 Series. Now both OS's can't shut down properly. What is looks like is that all processes are killed during the ...
0
votes
2answers
59 views

Super confused between upstart and systemd

Given I'm running 15.10 my system should be using systemd confirmed by... $ ps -p1 | grep systemd && echo systemd || echo upstart 1 ? 00:00:02 systemd systemd But I have an ...
0
votes
1answer
72 views

Better to suspend my ubuntu or shut down it during long journey in car? [closed]

I will be in a 4hr car drive, but I still have a lot of unfinished editing jobs that I don't want to close in Ubuntu, because I will have to take notes of what is left for each job so that I can ...
8
votes
6answers
3k views

system does not power off on “poweroff”, just halts

I've installed Xubuntu 15.04 on a Lenovo IdeaCentre A740 QHD with a Haswell CPU (BIOS revision 00KT19AUS) and NVIDIA GeForce GTX 850A 2GB. It's mostly working, except when I do a shutdown or reboot, ...
1
vote
2answers
61 views

Dell Inspiron 3542 b40 i5 8gb ram 1TBHD not shutting off

I've tried everything but I couldn't fix the problem. I've installed Ubuntu 16.04 dual boot with windows 10. Ubuntu works fine,but It gets stuck at loading screen on shutdown. Ubuntu has never froze ...
2
votes
1answer
40 views

How do I get my script to run BEFORE any shutdown sequence like unmounting my external drive

I have a back up script in ~/scripts/backup.sh and my upstart conf in ~/.config/upstart/shutdown.conf. description "my shutdown script" start on desktop-end task console log script exec ~/scripts/...
0
votes
0answers
574 views

Ubuntu 16.04 won't shutdown

On my MSI GS60, when I try to power off Ubuntu 16.04 LTS the laptop will not shut down. Reboot works fine though. I have removed the quiet splash parameters for grub so I can see the output. When I ...
1
vote
0answers
248 views

Laptop won't poweroff Ubuntu 16.04

I recently upgraded from 14.04 to 16.04 (did a fresh, new installation) but I am having problems when shutting down. The first problem I had was that laptop crashed when shutting down - I did some ...
3
votes
3answers
5k views

Disabling Control-Alt-Delete shutdown is not working

I'm running Ubuntu 10.04 in a Virtual Machine on a Windows 7 computer. If I press Ctrl-Alt-Delete when the Ubuntu VM is in focus, the Ubuntu system sees it and shuts down after 60 seconds. This does ...
0
votes
0answers
18 views

Ubuntu 14.04 Clear Swap when RAM is full

I am running a python program that, for some reason, goes crazy once in a while. I am then forced to kill the program but the RAM and Swap used by the program is not released. This causes the hanging ...