Questions related to Suspend Mode, which is a special low-power mode often used on laptops that preserves the contents of RAM while using less power than normal. Questions related to suspending to disk should use the [hibernate] tag.

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30
votes
3answers
26k views

apportcheckresume recurring error and gnome shell fixations

Since installing Ubuntu 12.10 Gnome remix I encounter unpredictable and unwanted behavior of my system. Almost after each resume from suspend (or even after unlocking the screen after it goes blank) ...
2
votes
0answers
608 views

Ubuntu 12.04 LTS won't suspend [closed]

If I put my computer in suspend mode, it wakes up instantly. Here's the dmesg output: [532883.492262] PM: Syncing filesystems ... done. [532883.506700] PM: Preparing system for mem sleep ...
0
votes
1answer
43 views

does youtube playlists roll on when suspended

I fell asleep last night while watching a Youtube video. I woke up for a second just to see a black screen which I closed. Upon awakening I lifted the laptop screen (totally addicted to it) and heard ...
0
votes
0answers
253 views

Xscreensaver locking issue [duplicate]

I recently switched from Gnome screensaver to Xscreensaver and I have been facing problems in making Xscreesaver lock my session when I suspend my system. Can anyone help me figure this out?
1
vote
1answer
442 views

Application autostart after system boot for a random interval

Reading 'sleep' mans and googling haven't provide any useful information. I want to run Pidgin after Ubuntu boots, but after some time left. For example, logon is passed, and after interval for 1 to ...
19
votes
4answers
8k views

Run Script on Wakeup?

Is there a way to run a script when a computer "wakes up" (from sleeping)? I know it can be done on startup, obviously, but the issue in this case is that the backlight of my laptop seems to reset ...
1
vote
3answers
708 views

prevent suspend while streaming over samba

Seems this is an open problem -- streaming over Samba apparently doesn't pause the idle timer on Ubuntu (12.10 Unity), so the machine will suspend after the usual 30 minutes despite the fact that I'm ...
9
votes
2answers
1k views

Change printer sleep time

Background: Brother HL-2270DW printer configured with my Xubuntu 12.10 over my home network. Whenever it finishes printing something, the fan keeps running for about 2 hours before going to sleep. ...
7
votes
3answers
3k views

How to inhibit suspend temporarily?

I have searched around a bit for this and can't seem to find anything helpful. I have my PC running Ubuntu 12.10 set up to suspend after 30 minutes of inactivity. I don't want to change that, it ...
1
vote
1answer
222 views

Screen not locked after suspen (run from terminal)

I have just found a answer to my question "How can I hibernate/suspend from the command line and do so at a specific time and a relative time?". The thing though is that on many occasions the resume ...
0
votes
3answers
648 views

Suspend problem

Recently, my laptop does not suspend though I saw it going into Suspend mode when I closed the lid of my Sony Vaio. The PC just suspends for 1 second then lights on immediately. How can I resolve ...
7
votes
1answer
4k views

Ubuntu 12.04 - Wakes from Suspend by itself

This problem has only just started and I don't know what has changed to cause it. I suspend my ubuntu 12.04 PC and it used to stay asleep until I hit the enter key to wake it up but for the last week ...
6
votes
4answers
4k views

What is the difference between pm-suspend and pm-suspend-hybrid?

I read the man pages of both of them but I couldn't figure out the difference. man page says: Hybrid-suspend is the process where the system does everything it needs to hibernate, ...
0
votes
3answers
807 views

How do you control how hybrid suspend works?

I would like hybrid suspend to act a certain way. If I add the code # Always use suspend_hybrid instead of suspend if [ "$METHOD" = "suspend" ]; then METHOD=suspend_hybrid fi PM_HIBERNATE_DELAY=XX ...
0
votes
1answer
1k views

Has anyone discovered a fix for the Asus Zenbook screen problems?

The Ubuntu help wiki for the Asus Zenbook says that "waking from suspend does not work (screen stays black, with no way to turn it back on) and setting the brightness of the screen is not possible ...
1
vote
2answers
820 views

What is hybrid suspend

What is hybrid suspend? Please also add other info such as packages, etc. A how-to would be great too.
2
votes
1answer
752 views

ubuntu integrated graphics suspend + hybrid graphics

My laptop uses a hybrid graphics hardware. Using the vgaswitcheroo I am able to power off either card and switch between them correctly. The issue is that the system wakes up/resumes from suspend ...
2
votes
1answer
434 views

can xdiagnose tools can help me with troubleshoot suspend/resume on my laptop

I've found a tool called xdiagnose on my 12.04LTS, but no documentation. I have a Dell Latitude laptop -- will this help me resolve suspend and resume issues that might be related to nvidia and ...
1
vote
1answer
1k views

Thinkpad X1 Carbon wakes up from sleep automatically

So, I bought a Thinkpad X1 Carbon and put Ubuntu Gnome Remix 12.10 on it. I've had an issue. Sometimes, the device will resume from its sleep state automatically. This has happened both under Windows ...
2
votes
1answer
283 views

Beep at resuming from suspend

Since the upgrade from Precise to Quantal, the kernel beeps (quite loud) when waking from suspend. Is there a way to disable the beep?
1
vote
3answers
3k views

Power & Sleep Management

I'm running 12.10 with xmonad. Trying to ensure that the right things happen when I close laptop lid, etc. I see Internet search results for similar issues that mostly point towards ...
7
votes
1answer
532 views

Swap, Swapiness and Standby: swapping starts when waking up

I'm running Ubuntu 12.04 on a Lenovo W500 (Core2Duo T9400, 4GB Ram) Current kernel: 3.2.0-32-generic #51-Ubuntu SMP Wed Sep 26 21:33:09 UTC 2012 x86_64 x86_64 x86_64 GNU/Linux -- but the problems ...
2
votes
1answer
2k views

how to keep ubuntu on and unlocked while closing the laptop lid?

I want to close the laptop lid but not even lock the screen! I generally use TeamViewer from my phone and thus I need my Laptop to stay on all the time. Though a locked screen can be unlocked but i ...
3
votes
2answers
866 views

What happens when suspended?

I have a laptop - Lenovo T60. When I close the lid, I see that the machine goes into suspended mode. The moment I open the lid, the laptop is instantly a live. My concern - Does going into suspended ...
3
votes
2answers
3k views

Ubuntu 12.10 + Gnome 3.6: Suspend button does not work

Clicking Suspend button from top right corner menu in Gnome desktop environment, does nothing. I have Alternative Status Menu extension enabled through Tweak Tools but it seems ineffective. Is there ...
7
votes
3answers
5k views

No sound on resume after suspend in 12.10 [closed]

The issue has begun within 12.10. Before it worked perfectly. Now, even restarting alsa won't work, I have to reboot. Please, ask for details. I'm running Ubuntu 12.10, unity DE with gnome 3.6, no ...
0
votes
3answers
926 views

ASUS 1201N fails to suspend

Recently (that is a week after installing Ubuntu), my laptop does not suspend anymore. Every time I try to suspend, it flashes a few times, locks my screen and then instantly resumes. The same happen ...
0
votes
1answer
528 views

My laptop Shuts down after suspend [duplicate]

Possible Duplicate: Computer won’t wake from suspend My Ubuntu shuts down after suspend. Does anyone has any idea? Thanks a lot Ubuntu 12.04,
2
votes
1answer
1k views

Problem resuming after suspend in Ubuntu 12.04

I've installed Ubuntu 12.04 on my Macbook (white). Whenever the OS goes into Suspend after being idle for some time, it does not resume upon hitting a key or moving the mouse. I have to bring down the ...
8
votes
3answers
10k views

Ubuntu will suspend but won't wake up

I installed Ubuntu 12.10 on an Apple MacBook Pro 9,1 Mid 2012 15inch non retina. Suspend suspends it but when I open the lid, it doesn't wake up. I tried pressing Ctrl + Alt + F1 but nothing works. ...
2
votes
3answers
1k views

xubuntu 12.04 black screen on wake

In /var/log/suspend.log, all is a success or not applicable, except these lines: Having NetworkManager put all interaces to sleep...Failed. Failed to connect to wpa_supplicant - wpa_ctrl_open: No ...
0
votes
1answer
2k views

How can I wake up my PC with any key

My external keyboard does not have a suspend button. Is there any way I can set up Ubuntu to use a different key (or any key for that matter) to wake the PC if it has been suspended.
2
votes
1answer
747 views

Suspend on power button when session is locked

Is it possible to configure Ubuntu so that the power button causes suspend regardless of whether the session is locked or not? See here, for example. That configuration does not work, however, if the ...
9
votes
3answers
4k views

How to run script after resume and after unlocking screen

In Ubuntu 12.04 LTS, I would like to run scripts after resuming from suspend, and after unlocking my desktop. These need to run as my user, and with access to my $DISPLAY. In particular, I would like ...
3
votes
0answers
3k views

Suspend breaks on 12.10's kernel [closed]

I just installed installed 12.10, and suspend is not working. Here are more details: When I select suspend from the power menu, the screen goes black (with the monitor still running), but the ...
7
votes
1answer
2k views

No permission to suspend/hibernate after upgrading to 12.10

After upgrading to Ubuntu 12.10, when I click on suspend/hibernate in the menu, nothing happens. When I run pm-hibernate or pm-suspend in the terminal, I was told that i need to be root to use them. ...
1
vote
1answer
2k views

Ubuntu 12.04 monitor goes to sleep and won't wake up

We have about 80 systems running ubuntu 12.04 64bit desktop edition. We are facing a strange problem. Everything works fine except that after the monitor goes to sleep, if we don't wake it for long ...
0
votes
0answers
175 views

After suspend icons are blurry

After I resume from suspend mode the icons on the desktop are blurry. I have tried to solve this with "additional drivers" and also my graphics card (NVIDIA) is capable of rendering which I checked ...
0
votes
1answer
331 views

dual screen sleep problem

When the computer wakes up (so when I re-log in after he went to sleep) the 2nd screen is a bit messed up. Let's try to explain that better: the content is shifted to the left, meaning that the left ...
1
vote
1answer
366 views

No suspend/hibernate after last apt-get upgrade

suspend does not work anymore after my last apt-get upgrade on my precise Lenovo X200. I couldn't find any error messages besides: # sudo pm-suspend flock: 3: Bad file descriptor There is no ...
2
votes
1answer
438 views

Dual screen mode on laptop and suspend

I'm using dual screen mode on a Lifebook a531 with external monitor at hdmi. When I close the lid my laptop didn't go to suspend. Only both screens are blanking. Moving of mouse pointer wakes up an ...
2
votes
1answer
65 views

Suspend on Powerloss?

My laptop battery has essentially expired - runs my laptop for about 10 min. I would like my system to suspend if power is lost. Can anyone help? I am running Ubuntu 12.04.
2
votes
1answer
259 views

Suspend after delay via SSH

I know how to suspend after a delay by using: echo 'pmi action suspend' | at now + 1 minutes However, that only seems to work as long as I keep the console window open. Am I correct in assuming ...
0
votes
3answers
1k views

why doesn't my computer resume after sleeping overnight?

i'm having a weird, weird bug that's been haunting me since 11.10. if i listen to music or watch a video and my computer automatically goes to sleep at night, it won't properly resume in the morning. ...
0
votes
1answer
953 views

Samsung series 5 ultra - suspend on lid closing is disabled by kernel

I have a Samsung series 5 ultra (np530U4c - ivy bridge/Nvidia version). The machine won't suspend on lid closing. I has worked on fresh install. After it I added "pcie_aspm=force ...
6
votes
1answer
699 views

How do I prevent immediate wake up from suspend (version II)?

This question covers one reason a computer might immediately wake after suspend: How do I prevent immediate wake up from suspend? I seem to have a different one. After a recent security patch update ...
4
votes
6answers
6k views

How to disable sleep/screensaver Kubuntu 12.04 LTS and VLC?

I watch VLC for a while, then about 15 min. later, it sleeps. Where can i find the how to disable the screen-saver or how to disable sleep?
1
vote
1answer
2k views

Cannot resume from suspend

I have recently installed Ubuntu 12.04 on a Hp Pavillion and whenever I enter suspend mode, my session is not resumed.All I get is a black screen.I have looked up other answers but they don't work.
1
vote
1answer
2k views

Suspended mode is not working correctly on Ubuntu 12.04 LTS

After I did get my PC into the suspended mode, I can't get the PC on again. In Windows 7 there's no problem at all. Does it take a very long time to get PC to turn on again from suspended mode in ...
1
vote
1answer
143 views

Can I safely unplug external HD when machine is suspended?

Does the suspend process in Ubuntu (12.04) unmount the partitions on the external hard drive, and what happens if I unplug the external hard drive and resume without it plugged in? Are there any ...