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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2answers
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What is GRUB (2)'s role in the suspend/hibernate process?

I have, like many, problems with suspending/hibernating in Ubuntu. When I resume from suspend the fans start, the HDD led glows steadily, but the screen is off. The only thing I do is hard reboot. No ...
2
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1answer
2k views

Computer won't sleep

When I try to put my Ubuntu 10.10 box to sleep or into hibernation, it appears to wake up right away (couple of seconds at most). I am trying to figure out what's going on, and would appreciate any ...
13
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2answers
2k views

Graphics trouble after resuming from hibernate or suspend

I have a Dell Inspiron 2650 (with NVidia graphics, using nouveau drivers) that I'm using to try out Ubuntu. It's all great, except that Hibernate and Suspend aren't usable. Yes, I know that questions ...
17
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2answers
2k views

How to debug suspend?

I've been using Ubuntu for about five years now, and I still can't make it suspend when I want to. It's quite irritating that I can program up a storm, hack the machine in numerous other ways, and ...
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4answers
2k views

How do I run a script/command on suspend?

I'm running Ubuntu 10.04 and the gnome-do docky applet. For some reason every so often (sometimes after one, sometimes after several suspends) when I wake up from a suspend (I'm on a laptop, so every ...
4
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2answers
465 views

Powering down USB drive while PC suspended

Is it safe, with respect to the data on a USB drive, to power it down while the computer is suspended, and then power it back up before resuming? E.G. are buffers on the USB drive flushed as part of ...
0
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2answers
242 views

No Longer Able to Suspend … Why?

I used to be able to suspend my Ubuntu 10.04 PC just fine, but a few days ago, suspend stopped working for me. Does anyone have any idea how I could troubleshoot this? I've found the log, but I ...
3
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2answers
9k views

Why suspend / hibernate does not work? (blank screen problem) [closed]

I've got a problem with Ubuntu 10.10 suspend / hibernation. When I try to do one of these actions, computer prepares but in the end a blank screen comes up with just a single underscore blinking. ...
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5answers
8k views

Laptop does not wake up after sleep [closed]

Today afternoon i wanted to download websphere, so i started download and closed the lid and came back after 2 hrs and opened the lid.. I think laptop was running..but when i hit my enter button ...
5
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1answer
1k views

MSI VR601 laptop won't resume after suspend

I know that you're probably sick with this issue, but I promise you all that I searched for a solution for this annoying issue, but couldn't find a thing. When I suspend my laptop, normally the power ...
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3answers
1k views

Toshiba Satellite U400 does not resume from suspend

I have upgraded from ubuntu 10.4 to 10.10 and the issue seems to be that when I close my lid I have set the computer to suspend. When I open my lid I get a black screen with the login but keyboard is ...
1
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1answer
295 views

Hybrid suspend on HP DV7

I want to enable Hybrid suspend on my system. Can someone point me to the right info? Plus, I read something about it not working, but is that really true? Or just a system by system issue? Thanks for ...
1
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2answers
837 views

USB blocks suspend on a Gigabyte GA-890GPA-UD3H with ATI SB700/SB800

Following on from question 12397, I'd still like to get suspend working on my Phenom II X6 / GA-890GPA desktop machine running current Maverick. When I run pmi action suspend the machine doesn't ...
1
vote
1answer
902 views

Lenovo Z360 sometimes doesn't suspend, freezing up completely

I have a new Lenovo Z360 laptop. About 1 in 5 times, instead of suspending when I close the laptop lid, the screen goes blank and the machine freezes and stays on, with the fan running. I have to ...
4
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5answers
2k views

Lose Internet after my computer goes to sleep

I have an HP TX2 laptop and am using Ubuntu 10.04 with the 2.6.34 kernel. When I close the lid of my computer, put it to sleep, and then open it later, I've lost the ability to connect to the ...
8
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1answer
1k views

Why does Chrome video performance substantially degrade after waking from suspend in 10.10?

Note: For some more details, some of which may not be true given what I've figured out, see this post. When I first boot my computer, video performance (both native H.264 HTML5 in YouTube and Vimeo, ...
3
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2answers
715 views

Choppy/unresponsive keyboard and mouse pointer until suspend

I had a problem where my mouse and keyboard would be choppy. The mouse pointer would work at "1-2 fps" and the keyboard would keep missing letters as i was typing them. Since both are USB-Devices, i ...
5
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1answer
1k views

No sound after resuming from suspend?

When my system gets to suspension while the song being played, and got resumed from the suspension, I found my Rhythmbox player running but no sound coming even from the system. I had to suspend it ...
7
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3answers
1k views

Hibernate and Suspend do not exist anymore, help

When I close the lid of my laptop and open it after some time I am greeted with a message "Failed to suspend". When I tried to manually suspend/hibernate, I saw these options are not available there ...
7
votes
3answers
5k views

Ubuntu won't suspend anymore, but it did upon install

I fresh installed Ubuntu 10.10 back when it came out, and my laptop was suspending fine. All of a sudden, I can't get my laptop to suspend anymore. It's an HP Pavilion dv2-1110, but I don't think it's ...
4
votes
2answers
360 views

Fans revs up after suspend

Whenever I come back from suspend, the fan spins at full speed for about 2 minutes before it clams down. It will do this regardless of load on the cpu. And the laptop just came back from a ...
8
votes
1answer
1k views

How does my computer suspend?

Trying to understand how suspend works in 10.10. http://git.webconverger.org/?p=home.git;a=blob;f=.bashrc;h=8ba57b877e31a03c5f0b1675b42f747d81dd31ad;hb=HEAD#l31 I use an alias suspend='sudo ...
5
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2answers
1k views

How do I detect when the system suspends?

I need to be able to log the times that an Ubuntu 10.04 Desktop system is suspended and resumed. I can detect when the system is resumed via a DBus signal (org.freedesktop.UPower.Resuming()) but the ...
7
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2answers
2k views

How to prevent resume from sleep/suspend on lid open?

I've got pretty much the same problem as this old 2006 thread on the Ubuntu forums: my old laptop's lid is a bit shaky, which causes the computer to wakeup/suspend if I just touch it the wrong way ...
3
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0answers
3k views

No resume after Hibernate or Standby [closed]

When i try to reactivate my notebook after it went to standby or suspend mode the screen stays black. The only solution i have is to reboot the notebook by pressing the shutdown button. Anyone has any ...
3
votes
2answers
2k views

Sound over HDMI not working any more after waking up from suspend

So far, suspending to ram and waking up from it works. My laptop's external display (connected via HDMI) works, too. However, what doesn't work is the sound, which works before suspending, of course. ...
2
votes
2answers
1k views

Cannot suspend Dell Inspiron [closed]

Since installing 10.10, my Dell Inspiron was able to suspend both when I closed the lid or chose to suspend from the menu. At least it was until yesterday. Now if I close the lid the computer ...
0
votes
1answer
464 views

Why does a “GLib-WARNING” error briefly appear on-screen when entering or leaving suspension?

I see the following on-screen for a brief moment when entering or leaving suspension: (process:###): GLib-WARNING **: getpwuid_r(): failed due to unknown user id (0) Any idea what this is, how I ...
6
votes
2answers
2k views

Laptop immediately suspends when going onto battery power

I've got an MSI Wind, model U100 that's been running Ubuntu without trouble for a long while. After upgrading to 10.04 a few months ago, I've had this strange problem. As soon as I unplug the laptop ...
6
votes
4answers
2k views

Acer Aspire 1551 Will Not Wake After Suspend

I have an Acer Aspire 1551-5448 Netbook that is running Ubuntu 10.10 64bit Desktop. I'm loving making the move to Ubuntu but my major stopping point is waking the laptop from a suspend/hibernate ...
4
votes
2answers
1k views

mouse stuck after resumption from suspend

I'm using Ubuntu 10.04 on a Gateway TA1 convertable tablet PC. After I suspend by closing the lid, and resume by reopening the lid, I cannot use my trackpad mouse anymore. How can I fix this? ...
2
votes
1answer
1k views

When I resume from suspension - the screen is blank

I use ubuntu 10.04 in HP Pavilion dv4 2165 dx. After putting my computer in suspend, when I open the scree comes very low brightness; even I cannot see anything there, so eventually I press the power ...
2
votes
2answers
631 views

suspend doesn't work on Dell Inspiron 1525

I'm having a Dell Inspiron 1525. Suspend and resume were working correctly. All of a sudden, when I click the suspend menu option the system doesn't get suspended. Instead, it is being locked. ...
37
votes
2answers
16k views

What is the difference between Hibernate and Suspend

Logout, Restart and Shutdown are all self explanatory to me. What are the differences between Suspend and Hibernate on the shutdown menu?
3
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3answers
2k views

Setup suspend-on-lid-close/Fn+F4 outside of KDE/Gnome?

On current Ubuntu (10.04) suspend-on-lid/FN + F4 only works if some powermanagement-applet of KDE/gnome is running. But what about suspend-to-lid if you are working on the console or using a ...
5
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2answers
1k views

How to make “suspend” option to work?

In the power management, I selected the option called "suspend when I close the lid". If I close the lid, the computer is not suspending. It keep itself on. How can I solve this problem? Thanks for ...
10
votes
4answers
6k views

Wake from hibernate on ssh request

Is there a feature (or aptitude package) in Ubuntu 10.04 that will wake my computer up from standby when it gets an ssh (or other webrequest). I've been trying to put my computer in hibernate/standby ...
127
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9answers
116k views

How can I suspend/hibernate from command line?

How can I suspend or hibernate my laptop using command line, without installing additional software?
5
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5answers
6k views

How do I reset X

My computer seems to have issues suspending and resuming properly. Most recently, it resumed from hibernate, was working fine until I started logging in, and then X froze completely. I can log in via ...
15
votes
3answers
2k views

Whither hybrid suspend?

So what ever happened to hybrid suspend, where it would suspend to both RAM and disk? It was kind of hot a few years ago, but it seems it was dropped. Is there any way to set this up in recent Ubuntu ...
5
votes
2answers
556 views

How come Power Manager Settings does not work when computer is under virtual console?

I was wondering why power events does not work as expected when I'm using virtual console (or whatever the thing that appears after Ctrl-Alt-F1 is called). I've set my laptop to go to sleep when lid ...
7
votes
4answers
5k views

How can I make the fan in my computer turn off when it's suspended? [closed]

When my computer is suspended, the GPU, CPU and power supply fans all continue to run. I don't think I've ever been able to get them to turn off, short of hibernating or turning the computer off. I ...
4
votes
3answers
298 views

Why does my Kubuntu session take considerable time before responding after resume?

I have a Dell XPS M1330 running Kubuntu 10.04. When I resume from suspend, I get the blank lockscreen I set up, but I can't move my mouse, it's in the upper left hand corner of the screen. The ...