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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3
votes
1answer
530 views

Black screen after resuming from sleep on IBM X30

A currently installed Ubuntu 12.04 will leave my IBM X30 with a black screen after resuming from sleep mode. It seems as if the machine itself would return, but only the screen remains black and ...
0
votes
1answer
141 views

How do I resume my session?

I have a desktop computer running Ubuntu, which is a very powerful system and I don't want it on all the time, so I would like to use the Suspend feature, but there is one problem: My computer won't ...
1
vote
1answer
645 views

SRST failed (errno = -16) while resuming from suspend

I see this error briefly at the top of a full screen console-type text screen as the computer restarts from suspend. At the start of the message is something about ATA, so I think it's to do with a ...
2
votes
3answers
1k views

Is there a way suspend 12.04 using a bash command while keeping the password prompt?

I desire to suspend my Ubuntu 12.04 install with a bash script. The pm-suspend command will not prompt for a password when resumed. Is there a way to suspend my machine and have a password prompt when ...
0
votes
2answers
2k views

How do I fix Lenovo T61 unable to resume after suspend?

I have recently upgraded Ubuntu to 12.4 from 11.10 on my Lenovo T61. Suspend/Resume no longer works. Anybody got any insights? I've searched and tried a few things there was a suggested grub ...
3
votes
2answers
3k views

Ubuntu 12.04 not resuming from suspend Zenbook UX32VD

this is the first time I installed Linux so I might be doing a few things wrong. I have Asus Zenbook UX32VD, I separated the SSD and HDD, left Windows 7 on the HDD and Installed Ubuntu (12.04 x86-64) ...
1
vote
1answer
4k views

XFCE suspend system command

When I click on the exit icon there is a suspend option. When I click this the computer suspends, which works really well. I want to create a custom key mapping on the suspend command XK86Sleep ...
1
vote
0answers
791 views

Ubuntu 12.04 LTS screen refresh problems after returning from suspend [closed]

I'm using the latest proprietary Nvidia drivers (v. 302.17) on Ubuntu 12.04 LTS 64-bit and sometimes after returning from suspend I notice weird screen artifacts or sometimes screen is simply white. ...
1
vote
1answer
805 views

Possible to suspend via lan?

I've already set up wake on LAN (via WIFI local network) and I am able to wake my Ubuntu machine via local network (from Windows 7 laptop using WakeOnLan from Magick Packet). Is there a way to ...
0
votes
1answer
1k views

Wifi not working if starting or waking up from suspend on battery power

All, I have a fresh install of Ubuntu 12.04 32 bit on a Lenovo X220. I've bought this model on purpose as the hardware is known to perform well in 11.10 64 bit (see here) and indeed I did not have ...
1
vote
2answers
727 views

Empathy fails to reconnect after awake from suspend

Problem: Whenever I suspend in 12.04 and awake my laptop, Empathy doesn't automatically reconnect and I always have to manually log off and log back in again. Any fixes for this bug? More Details: ...
5
votes
2answers
4k 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 ...
0
votes
2answers
2k views

Suspend & Hibernate not working on a Toshiba Satellite L300

I am using Toshiba Satellite L300. Installed Ubuntu 12.04 as fresh install. Just after the installation, I tried hibernating the system using command pm-hibernate , which went well. The suspend too ...
1
vote
2answers
1k views

Wireless mouse temporarily freezes (sleeps) on battery power

I have been getting a very annoying problem since recently in Ubuntu 12.04, probably due to another update that did more bad than good... When I resume from sleep on battery power my Lenovo Thinkpad ...
3
votes
1answer
453 views

Xubuntu 12.04 hangs when sleeping the second time

After booting my machine, it's able to suspend correclty the first time, with the power button flashing slowly. I'm able to hit the button and have it come back on. The second time however, seems to ...
5
votes
1answer
1k views

Laptop shuts down upon waking from suspend

The computer enters suspend either by closing lid, choosing suspend from the top-right drop down, or hitting the power button and pressing suspend. It doesn't matter. I then attempt to wake the ...
0
votes
1answer
179 views

No keyboard after suspend, even after hard reset

While I was using a Ubuntu 9.1 live CD, I put the computer (Toshiba Satellite C655) into standby. After I resumed, the keyboard stopped functioning, though the mouse (USB) still worked. I decided to ...
0
votes
1answer
383 views

Suspend turned off, but computer keeps suspending

I'm running ubuntu 12.04 with a fairly fresh install (2 update sessions) I turned off the suspend function in BIOS and System Settings but my computer keeps suspending about every 5 or 10 minutes of ...
2
votes
0answers
262 views

Computer turns off after suspend

I've run into this rather odd issue. In Ubuntu 12.04, with the latest kernel update, the computer will not wake up from a suspend. Much worse that that, it starts to load, immediately turns off, and ...
3
votes
4answers
3k views

xubuntu 12.04 restarts after suspend - only from my account

After installing a clean xubuntu 12.04 I noticed that when I suspend, the computer suspends and turns itself off (you see the lights go off, and a click sound from the HD or fans), but then about 2 ...
3
votes
2answers
2k views

How can I figure out why Suspend sometimes fails?

Something is causing suspend crash occasionally. When it does crash, the system freezes with a black screen and stays on, not suspending. This makes me have to hold the power button until the system ...
1
vote
1answer
437 views

How do I get sleep and hibernate working on an Asus K53z?

Help! New ASUS K53z laptop that has a fresh Ubuntu 12.04 install... However, sleep doesn't work... Tried to follow the manual process in this thread... ...
2
votes
0answers
160 views

can't resume from suspend [duplicate]

Possible Duplicate: Suspend/hibernate doesn't work on an Asus Laptop I am a newbie to Ubuntu environment. I using ASUS 1225 eee pc netbook, with ubuntu 12.04 version. when I choose ...
14
votes
7answers
67k views

How to prevent computer from automatically sleeping and/or hibernating?

I'm running Ubuntu 12.04, and my laptop* won't wake from sleep/suspend/hibernate. (Is sleep the same thing as suspend?) I'm not even sure which of these things it's doing. When I am done working for ...
0
votes
1answer
313 views

Can not get Ubuntu 12.04 to sleep or suspend on Toshiba Satellite L35

Suspend works OK in Windows XP on this computer, but not in Ubuntu 12.04.
5
votes
3answers
2k views

Bad DMA/do_IRQ errors on suspend/resume, with occasional freezing

Every time I suspend or resume my laptop (Dell Latitude E6520, bought this year), I get 2 messages of the form displayed on the console just before shutting down/starting up: [ 407.107610] ehci_hcd ...
1
vote
0answers
2k views

Black screen with mouse pointer after resuming from suspend (from time to time) [closed]

From time to time (probably every 4th or 5th, or when it's been a long time) suspend fails to resume properly on my machine. When raising the lid I always get a second or so of terminal text before I ...
2
votes
1answer
159 views

Why is Resume from Sleep sometimes 5-10 seconds and other times 1+minutes?

Sometimes, when i resume from sleep (otherwise known as opening my laptop lid, after putting it to sleep by closing it), it takes only 5-10 seconds or even less to come back to a password prompt. ...
2
votes
2answers
1k views

Screen Doesn't Display After Resume using X-Swat Nvidia Drivers

I upgraded the Nvidia Drivers from the X-Swat ppa on my Sony Vaio VPCF1390X laptop. Everything seems to be working great, but suspend/resume. The laptop successfully suspends and seems to resume;the ...
1
vote
3answers
760 views

Can't find Intel Wireless-N 1000 after waking from sleep

I've tried a lot of proposed solutions, most of them adding files to /etc/pm/config.d, as well as WiFi stops working after waking from suspend with a Broadcom 43225 and nothing has worked. hardware ...
12
votes
2answers
14k views

How do I make changes to /proc/acpi/wakeup permanent?

I had a problem with my Ubuntu 12.04 waking up immediately after going into suspend. I solved the problem by changing the settings in /proc/acpi/wakeup, as suggested in this question: How do I prevent ...
1
vote
0answers
723 views

Computer crashes on resume from standby almost every time [closed]

I am running Ubuntu 12.04 on a Core i5 2500K and ASRock Z68 Pro3-M motherboard (no graphics card, hd is a WD Green 1TB, and cd drive is some cheap lite-on drive). Since installing 12.04, my computer ...
4
votes
6answers
4k views

Can I continue playing music after suspending my laptop?

I have a laptop with Ubuntu 12.04, I want to be able to play music with it while it is on hibernate mode, the problem is: When I close my laptop it goes to hibernation mode (I know this is a default ...
6
votes
1answer
18k views

How can I restart Unity/GDM when I get a blank screen after suspend?

Occasionally, with Ubuntu 12.04, I get a blank screen when I resume from suspend. I can see the mouse cursor, but that's all. I can get TTY terminals, so is there a way to restart the graphical ...
3
votes
2answers
625 views

Windows 7 suspend failed after Ubuntu 12.04 installation

HP 6235.fr - 2 Hard Disk - 1 NVDIA GT220 Clean installation of Windows 7 on first hard disk. Windows 7 suspend/wake up is working. Clean installation of Ubuntu 12.04 from web ISO image on second ...
2
votes
0answers
225 views

After upgrade to 12.04, suspend locks my laptop

After upgrading to 12.04 suspend no longer works. Going into suspend seems to work, screen, fan, disk and LED's shuts down. When trying to resume I can hear the fan staring up for a second or two ...
2
votes
1answer
252 views

Resume from suspend without waking up hd

I'm running Ubuntu 12.04 on my Laptop with two hard disks. The primary one is a SSD, whereas the second one is a spinning hard disk. Most of the time I don't need the second hard disk, I just use it ...
0
votes
1answer
684 views

Graphics cards not waking from sleep

I'm fairly new to Ubuntu and Unix based systems as a whole. So far, my only concern is that my graphics cards are not waking from sleep (hibernate?) mode. When I move my mouse or hit a key on my ...
0
votes
1answer
452 views

Nothing work after suspend / Sleep, can't even reboot

I pressed the suspend button and now my computer is useless, my screen won't turn on, my keyboard and mouse have power but won't do anything. I tried pressing the power button in order to awake my PC ...
0
votes
1answer
213 views

Laptop camera (/dev/video) not there after suspend - reboot needed to get it back

Camera stops working on my laptop after suspend and wake. I have to restart to get it back. When listing the /dev/ directory there is no /dev/video after wake. Is there a way to get it back without ...
2
votes
0answers
237 views

Wifi switch on after waking up from suspend [duplicate]

Possible Duplicate: Wireless doesn’t connect after suspend on an Asus K52F I recently installed Ubuntu 12.04 on my Acer Aspier 4752 Notebook. First it seems that the wifi was not working, ...
4
votes
1answer
9k views

Does it damage or increase wear on computer to use sleep (instead of shutdown) for days on end?

If I go many days without shutting down the computer and instead just put it to sleep, is there risk of any damage occurring to my computer? Is this not recommended or bad for the computer in any way? ...
6
votes
1answer
6k 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 ...
1
vote
1answer
145 views

modified suspend mode for ubuntu

Is it possible to put ubuntu (12.04) into a 'modified suspend' mode which basically works like the regular suspend, but allows me to run my vlc for streaming video through the network, while I am away ...
0
votes
1answer
480 views

Black screen after suspend-after moving to the nvidia official drivers (not priority)

So, when I used the priority drivers, the suspend worked normal. But the official drivers works better, so I installed the official driver. Then suspend won't work. Should I change any text/documants ...
0
votes
2answers
4k views

Ubuntu 12.04 Installed, monitor turns off after Bios screen

After a little struggling, I managed to install Ubuntu 12.04 LTS I can hear the comp running while the screen is off, it turns off directly after the BIOS screen. I'm very much a newbie to this so ...
3
votes
1answer
4k views

Computer won't wake from suspend

I have Ubuntu 12.04 on my Dual screen desktop setup and its been working great. Even in 11.10 my computer wouldn't wake from Suspend. Its been bugging me and now I would like to do something about ...
1
vote
4answers
2k views

Ubuntu 12.04 doesn't resume after install nvidia drivers

I've install the nvidia drivers from the "Additional drivers" menu in the settings, and when I try to resume from suspend, I get black screen and I have to reboot for solve it. How can I fix it? ...
2
votes
0answers
666 views

Ubuntu 12.04 laptop battery isn't charging? [closed]

My HP EliteBook charged perfectly when Windows 7 was installed. 8560p. I wiped the drive, installed 12.04. For a little while, I could suspend the laptop, and it would charge when the lid was closed. ...
4
votes
1answer
3k views

How can I change power options to make my system “always on”?

Power options in 12.04 system settings has only one option: "Suspend when inactive", while I can't see any obvious settings I can change so that the system is always on - without locking the screen ...