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.

learn more… | top users | synonyms (2)

11
votes
2answers
10k views

Problems with networking after suspend [closed]

I have some problems on my Asus notebook since I upgraded to Ubuntu 13.10: Networking (wifi and lan) won't work after resume from suspend. I've seen many posts about this but they wouldn't work for ...
124
votes
9answers
111k views

How can I suspend/hibernate from command line?

How can I suspend or hibernate my laptop using command line, without installing additional software?
9
votes
6answers
19k views

Ubuntu freezes/crash after wake when upgraded to 13.10 [closed]

Back on 13.04 it didn't occurred. I've upgraded to 13.10, systems apparently working fine, but, when I put it to sleep(using or not using extended monitor) and try to wake up, I see the screen(both), ...
9
votes
3answers
5k views

13.10 suspend kills wifi connection

I tried to post to this thread Hardware wireless switch has no effect after suspend and 13.10 upgrade for if I understand their question I am having the same problem, but the answer option won't work ...
2
votes
1answer
874 views

Unable to resume after suspend

I'm using Ubuntu 12.04 & everything about it is great except that it just won't resume after suspend. I've tried the suggestions listed in this thread Entire system freezing after pressing ...
28
votes
2answers
26k views

Automatically sleep and wake-up at specific times

How can I hibernate or sleep my Ubuntu 10.10 desktop and have it "wake up" the next day? I have seen software that can do this on windows, so it can't be hard on Ubuntu!
8
votes
2answers
6k views

Wireless doesn't connect after suspend on an Asus K52F

I'm on an ASUS K52F running Ubuntu 11.10 with the AR9285 wireless card. Wifi works acceptably before suspending, after it doesn't show any networks. the only solution I've found is a full reboot.
8
votes
4answers
9k views

Suspend/hibernate doesn't work on an Asus laptop

I'm having issues suspending Ubuntu 11.04 (Natty Narwhal) on my new Asus U30SD-XA1 laptop. It's a new laptop on the market. Is this a known issue and is there a fix for it? Basically, whenever I ...
22
votes
4answers
8k views

How do I use pm-suspend-hybrid by default instead of pm-suspend?

I would like to use the hybrid suspend method instead of suspend when closing the lid or selecting "Suspend" from the menu. I can imagine to change the pm-suspend script to do so automatically, but ...
12
votes
8answers
7k views

How do I stop the screen from being locked on suspend?

On GNOME the screen locks when I suspend, and I find that a bit annoying (no one else in the house uses ubuntu anyway haha). What can I do to stop this?
25
votes
1answer
9k views

How can I suspend using a keyboard shortcut, without administrator privileges?

How can I set up a keyboard shortcut that I can use instead of clicking this menu item? I have read about various terminal commands for suspending which I could easily assign to a keyboard ...
21
votes
1answer
8k views

how to execute a command after resume from suspend?

I've got a script that is executed in order to have suspending/resuming working in my laptop. Then I have another series of xinput,xkbset and xmodmap commands that are executed when I initiate a ...
17
votes
2answers
10k views

How can I hibernate/suspend from the command line and do so at a specific time and a relative time?

Ok,I managed to find out how to suspend/hibernate the system from the command line by reading How can I suspend/hibernate from command line?. However, I would like to know how to use the command line ...
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 ...
2
votes
4answers
8k views

Entire system freezing after pressing “Suspend” [closed]

So I just installed Ubuntu, and I love it. I don't think it's going to replace Windows 7 for me, and it has a few problems that I'm probably going to end up fixing when I figure out how to use WINE, ...
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 ...
6
votes
3answers
6k views

Why does my laptop resume immediately after suspend? [closed]

I seem to be having some problem with suspend mode. Every time I try to suspend my laptop, it just locks the screen. Or maybe it successfully suspends just to resume only an instant after. What could ...
7
votes
4answers
4k views

Suspend fails (reboot on resume) and no hibernate option [closed]

Upgraded from 10.04 to 10.10 removed hibernate option for me and introduced the problem where by after entering standby (being indicated by blinking amber LED on my laptop) I cannot resume my session. ...
2
votes
2answers
652 views

How to prevent suspension when a program is currently running?

Is there any way to make Ubuntu 12.04 understand when it should suspend or not in terms of the software that is currently running? For example, if I am installing something and it takes more than 10 ...
1
vote
1answer
3k views

Keyboard light hotkey (Fn + F3 and F4) rarely work on an Asus G60J

Im using Ubuntu 12.04, and my laptop is an Asus G60J. Specifications: Ubuntu 12.04 64bit Intel i7 720qm Nvidia gtx 260m 4gb RAM The laptop always start with the keyboard backlit On. The hotkeys ...
3
votes
3answers
1k views

No wireless after resuming from suspend?

When I resume my computer from suspend it doesn't want to connect to any wireless connection. It looks like it is connecting, but after a while it asks me to retype a password for wireless connection. ...
1
vote
1answer
150 views

How do I get suspend working on an Acer Extensa 4420 laptop?

When I click Suspend, all it does is the internet gets disconnected for a few seconds and than I get connected again. I have a Acer Extensa 4420 laptop. I appreciate any help. Thanks
24
votes
2answers
7k views

Network disabled on some wake-ups on saucy laptop [closed]

Since I upgraded to Saucy Salamander 13.10, with every third suspend or so, the network is disabled and I'm unable to re-enable it. I've had to reboot to make it run again. The network menu will have ...
8
votes
2answers
4k views

13.10 hangs on waking from suspend except when suspended from console

I know waking from suspend is an issue, but this looks like a separate bug. When I suspend 13.10 on HP Pavillion dv6 (AMD 6770M/fglrx 13.10.10) from x, it suspends normally but freezes when waking. I ...
5
votes
6answers
6k views

USB Mouse sleeping after 5 seconds when on battery [duplicate]

My usb mouse sleeps after 5 seconds of inactivity when running on battery power. It wakes uo again when i press any button on the mouse. This is really annoying. I have made lsusb, and I noticed my ...
4
votes
1answer
4k views

How do I prevent immediate wake up from suspend and/or hibernation?

For a few days, my Ubuntu 12.04 desktop computer has mysteriously been waking up immediately after going to suspend mode. Since installation, my Ubuntu 12.10 laptop computer has also been resuming ...
3
votes
1answer
2k views

Sony Vaio FW350 reboots instead of waking up after sleep/suspend

After I suspend and try to wake up my laptop it just automatically reboots every time. I had this problem in 11.04, but it happened occasionaly. Now I'm with 11.10 and it occurs every time. It is a ...
9
votes
1answer
4k views

Wake laptop when lid is opened?

I have a SAMSUNG laptop, which by the experience in the last months, has been a great one. I am actually implementing some functionality to it, and since I noticed, I am able to wake up my laptop from ...
5
votes
2answers
2k 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 ...
9
votes
1answer
2k views

How does ubuntu determine inactivity before suspending?

I have set it to "suspend when inactive" after 30 minutes. How does it determine whether it is inactive? Is it just user input via keyboard/mouse? If I leave a program working away - say ...
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 ...
7
votes
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 ...
5
votes
2answers
3k views

What prevents setting ATI / radeon power_profile from boot and retaining it after suspend?

I'm successfully using the open source radeon driver and use KMS-power_profiles (see link below) for power management of my graphics to prevent overheating. But I can't manage to set the power_profile ...
8
votes
1answer
4k views

How can I set my system to suspend when inactive to a longer amount of time

I run Mythtv on some Ubuntu 11.10 based machines. In the power settings, I can choose from a list of time periods from 5 minutes up to 1 hour for the the machine to suspend when inactive. I would ...
2
votes
1answer
502 views

Keyboard and mouse unresponsive after suspend

I have a Toshiba Satellite S55-A5154 with 14.04 installed. Every time it resumes from being suspended, neither the keyboard nor mouse work. What can I do to fix this or provide you with more info?
1
vote
2answers
3k views

Unity won't suspend on inactivity

Running 12.04. I can manually suspend the system and wake it up again, but I can't get it to suspend on inactivity automatically. I have it set to "Suspend when inactive for" 10 minutes in ...
1
vote
3answers
5k views

Compiz makes CPU run at 100% when in suspend mode in 12.04

Recently I installed Ubuntu 12.04 on my laptop. And I found that when I left my laptop suspend mode, the Compiz hold CPU at 100% all the time until the laptop woke up. Can anyone tell me what is ...
36
votes
2answers
15k 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?
17
votes
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 ...
12
votes
1answer
4k views

Is there an Inhibit Sleep indicator for Unity?

In the classic Gnome shell, you could add an Inhibit applet to prevent the computer going to sleep. This doesn't work with Unity. Is there an alternative and just easy way to prevent the computer ...
5
votes
3answers
2k 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 ...
5
votes
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
1answer
11k views

Wireless networking not working after resume in Ubuntu 14.04

[Update]: The same problem exists in Kubuntu and is solved in the same manner. [Solved]: By applying the following command nmcli nm I got the following: Before suspend RUNNING STATE ...
6
votes
4answers
3k views

Slow Wireless Reconnect After Suspend

I a Broadcom 4312 using the STA drivers, I reinstalled ubuntu because the b43 drivers were giving me a huge hassle along with some weird kernel issues. My wireless speed is fine, everything works ...
5
votes
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 ...
8
votes
1answer
995 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
votes
2answers
2k views

Where do I set use_time_for_policy?

Where do i find the "use_time_for_policy" fix in ubuntu 11.10 Oneiric Ocelot? This post fixed it before. Laptop immediately suspends when going onto battery power I installed dconf-tools ...
4
votes
1answer
3k views

How can I get a script to always run on resume in Lubuntu?

I've run into an annoyance on Lubuntu 11.10, described here: http://ubuntuforums.org/showthread.php?t=1869357 I came up with a workaround, described here: ...
2
votes
4answers
2k views

WiFi stops working after waking from suspend with a Broadcom 43225

wired connection works but I am forced to reboot if I want wifi to start working again. I have an acer one 721-3801 on 10.10. help? I have the broadcom 43225 driver if that helps... (I am very new ...
1
vote
1answer
1k views

Black screen after wakeup

HP w2207h (HDMI screen) , HP 6235fr under UBUNTU 11.10 (Nvidia GT220): After suspending for a long time, wakeup my PC with USB. Boots up but black screen.No screen since start of booting. The machine ...