For questions regarding shutting down and powering off.

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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 ...
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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, ...
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4answers
5k 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. ...
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1answer
581 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,...
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0answers
53 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 ...
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0answers
36 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 ...
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4answers
124 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....
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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 ...
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0answers
111 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 ...
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2answers
64 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
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1answer
79 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 ...
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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, ...
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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
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1answer
42 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/...
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0answers
718 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 ...
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0answers
263 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 ...
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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 ...
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0answers
20 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 ...
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0answers
79 views

mysql-community-server makes ubuntu shutdown very slow

Hi there: My question is about shutting down ubuntu xenial 16.04 LTS in a Dell machine dual-boot with Windows 10. Dual boot is working really well. The issue happens during ubuntu shutdown. The ...
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0answers
328 views

macbook pro 15 can't shutdown on Ubuntu 16.04 LTS , still that screen

In My Macbook Pro 15, Dual-Boot OS X and Ubuntu: on Ubuntu everything is ok and when I execute shutdown -h now, still this screen: efibootmgr info: BootCurrent:0000 BootOrder:0000,0001,0081 ...
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5answers
44k views

Shutdown from terminal without entering password?

I have desktop edition of Ubuntu. I like the Terminal so that that I prefer to shutdown my computer with the shutdown command. However when I type shutdown now it prompts me to enter my password.Is ...
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0answers
70 views

Dualboot ubuntu/ windows: Shut down will not turn off computer, OS still running

This shows that fastboot in Windows is disabled. This shows that auto save in Ubuntu is disabled. I have encountered a problem a few times. I am currently running both ubuntu 14.04 and windows 10. ...
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3answers
409 views

Ubuntu 16 reboots seconds after shutdown

I've just updated my ubuntu 15 to ubuntu 16. Now, every time I shutdown, the computer reboots after a few seconds! I've already googled for solutions but nothing worked. My computer is a HP probook ...
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0answers
213 views

Cannot reboot/shutdown Ubuntu 16.04

I hadn't any problem with 14.04, but 16.04 is so buggy. I can't reboot Ubuntu after installation is completed from live USB/DVD and I must press the power button. Also sudo reboot and sudo poweroff ...
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1answer
143 views

Cannot reboot or poweroff Ubuntu 16.04

Ubuntu 16.04 kernel 4.5.4-040504-generic Whenever I try to reboot or power off I receive: Failed to power off system via logind: Transaction is destructive. This began at the same time that I ...
0
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1answer
40 views

Shutdown: CLI vs GUI [duplicate]

Is there a difference between doing a shutdown via Ubuntu's GUI versus doing a "sudo shutdown now" from the terminal? I ask this as I notice that my machines take longer to shutdown if I shutdown via ...
0
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1answer
98 views

Plymouth Error - booting and shutdown error

I have messed up my plymouth settings in Ubuntu 16.04 when trying to install new themes. And now my system won't shutdown and freezes. At boot systemd generates kots of error messages. But the system ...
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2answers
17k views

Execute a script upon logout/reboot/shutdown in Ubuntu

I'd like to run a .sh file using bash on logout and shutdown of Ubuntu. I have searched up and down the web and have found only fixes for KDE and GNOME. The script is simple, I just need to know if I ...
2
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0answers
62 views

Ubuntu 16 doesn't power off completely my HP

Well, this is strange. When i shut down my computer. It freezes on power down!! Here is an example with some screenshots : At the end, i have to long press the power off button. I have no other ...
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vote
2answers
384 views

What happens if my system is improperly shutdown?

I have Lubuntu 13.10 in my seven-year-old PC with 512MB RAM and an Intel Dual Core 3.00Ghz x 2 Processor. I sometimes unplug it from the power while it is running, in an emergency situation. Please ...
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0answers
19 views

How can I automate the cancelling of a “poweroff” command when executed?

Whatup askubuntu, long story short: Well, I am doing an experiment on VMs. My goal is that, I want to see if you could prevent the hypervisor from shutting down the VM, possibly running it forever ...
0
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1answer
244 views

Can't shutdown from desktop in 15.10

I upgraded from 15.04 to 15.10 to about 15 days ago. Now i started facing a problem which appeared about 3-5 days ago. I am not able to shutdown my laptop from the desktop, when I click on shutdown ...
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0answers
20 views

Restore shutdown to root only

I've changed the shutdown command to be able to run it as normal user (not root): sudo chmod a+s /sbin/shutdown And now I cannot get back to root only when running shutdown: $ sudo chmod a-s /sbin/...
0
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1answer
98 views

Ubuntu won't shut down or restart

When I shut down or restart my laptop with Ubuntu 15.04, the screen goes off but the LED lights are still on. In other words the laptop does not fully go off when a try to shut down or restart the ...
0
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0answers
71 views

16.04 reboots 4 seconds after shutdown completes (Acer Aspire V5-571P)

Obviously I'd like to add comments on existing threads, but as a new user with 1 rep point, that's not going to happen for a bit. Basics: Acer Aspire V5-571P, Ubuntu 16.04 has started rebooting a ...
6
votes
1answer
138 views

Why does `reboot` and `poweroff` work without super user privileges in Ubuntu 16.04?

There already are a lot of questions about why shutdown and reboot require root privileges. There are many good answers available too. Why do we need to be root in terminal for shutdown and restart? ...
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0answers
15 views

Is it safe to kill power without shutdown, if a flash drive is mounted with the sync option?

I have a single board computer (Udoo Quad http://www.udoo.org/) with an Unbuntu 14.04 OS on a micro SD card. If I mount the disk with the sync option in fstab, is it safe to remove the power without a ...
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0answers
23 views

On 16.04 I lose the ability to write to or shutdown hard drive after un-suspending

This is happening on a flashed Toshiba Chromebook 2 (2015). If I leave my computer suspended long enough I lose the ability to write to my drive (can not create new documents, run scripts, open ...
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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:~$ ...
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0answers
66 views

Ubuntu 16.04 shutsdown randomly?

Was playing radio with rhythymbox, and ubuntu 16.04 shutsdown. Any idea what is the problem?
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0answers
66 views

Ubuntu Gnome 16.04 power off does not working instead restarting

My laptop does not shutdown. When I click on power off button system restart instead of shutdown.
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0answers
40 views

16.04 LTS Reboots after shutdown (Acer aspire E5-511)

Upgraded to 16.04 as a way of fixing the networking bug introduced in recent 14.04LTS update. Now when I do a Shut down my laptop bursts back into life a few seconds after completely powering down. ...
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0answers
31 views

Ubuntu doesn't shutdown. The process keep waiting and doesn't shutdown

I have Ubuntu 14.04 LTS. It work fine, but when i try to shut it down, it doesn't finish. This happened independent if i do it from the Desktop environment or from the command line environment (...
4
votes
1answer
179 views

How to add shutdown option to the Ubuntu lock screen?

Some times I want to just shut the computer down rather than to enter the password and continue. Even if that would be someone else willing to shut my computer down while I'm away he should better be ...
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vote
2answers
289 views

Execute script before Ubuntu system get shutdown

I want to run my script before the ubuntu system get shutdown . So for that I have created my script inside /etc/init.d directory and make it executable i.e. chmod +x K99pr.sh. Also created another ...
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3answers
863 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 ...
0
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1answer
57 views

Reduce shutdown time?

How can I reduce shutdown time? The guest session takes only 1 second, but my session take about 10 seconds. I checked the first answer here, but apport doesn't show any thing is their any way to ...
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0answers
175 views

Ubuntu 15.10 stuck at shut down

I installed ubuntu 15.10 on my desktop running on core i7 4930k, nvidia 780ti, 16gb ram, 120gb ssd. Every time I am trying to shut down, it gets stuck at this screen: And it remains stuck there. ...
4
votes
1answer
77 views

How can I get a warning before restart/shutdown?

I have just restarted my Ubuntu, but I forgot that a virtual machine was open in the background (having a minimized icon on the taskbar). Is it possible to configure Ubuntu in a way that if a user-...
1
vote
1answer
30 views

NFS prevents machine from shutting down

I have Ubuntu 14.04 and use ifplugd as network manager. I also have 2 NFS shares set up. If I unmount those shares beforehand, OS shuts down just fine, but if I don't, it never shuts down (I left it ...