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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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
755 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 ...
11
votes
2answers
13k 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
720 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
623 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
224 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
250 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
670 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
451 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
8k 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
469 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
3k 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
661 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 ...
28
votes
4answers
11k 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 ...
1
vote
0answers
340 views

Failure to boot after suspending [closed]

I have two issues with Ubuntu 12.04 (upgraded from 11.04, 11.10) on my ASUS K52De laptop. First issue: Booting fails, if it follows a suspension, then a wake-up and finally a shut down. If I realize ...
10
votes
3answers
9k 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 ...
-2
votes
2answers
312 views

Suspend and hibernate does not working ubuntu 10.10 [closed]

I've been using Linux for five years. A week ago, installed ubuntu 10.10 (2.6.35-22-generic), after the update found that the mode of suspend and hibernate do not work now, still looking for a ...
1
vote
0answers
1k views

Ubuntu 12.04 HP dv7 cannot connect to wireless network after suspend [duplicate]

Possible Duplicate: Wireless doesn’t connect after suspend on an Asus K52F I'm running Ubuntu 12.04 on my HP dv7 laptop and every time I wake from suspend I am unable to connect to my ...
2
votes
3answers
6k views

Disable suspend / hibernate via the policykit

I am trying to run Lubuntu 12.04, but if the computer suspends I am unable to bootup again. Instead I see the bios post, the hard disk light flickers once and I have to install again (I have tried to ...
0
votes
1answer
490 views

My screen brightness fn keys don't work.

I have a Viao VGN-CS16T. Whenever my computer wakes from sleep, the keyboard does not function. Also, I cannot click and the trackpad is erratic. It might be related to the multimedia keys above ...
2
votes
1answer
631 views

When Installing nvidia drivers it doesnt resuming suspend

I'm using Ubuntu 12.04 and I installed recommended Nvidia drivers from "Additional Drivers." Now when I try to resume from suspend the monitor doesn't show anything and I have to restart my computer. ...
10
votes
6answers
10k 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 ...
3
votes
1answer
2k views

How to make the clock sync automatically after suspension of a Virtual Machine

I run Ubuntu 10.04 64-bit as a guest OS on a VMWare Player machine over Windows 7. I have the clock displayed in the panel and the location set to my time zone. Occasionally, I close VMWare Player ...
1
vote
1answer
762 views

Where is the gnome-power-manager binary in 12.04?

Using a tiling window manager, I called gnome-power-manager in earlier Ubuntu versions to get the battery tray icon. In 12.04, the gnome-power-manager package is still there, but the binary is gone. ...
1
vote
1answer
334 views

How to prevent radiotray from playing (from buffer) on lock screen after resuming

When I resume my laptop and had radiotray turned on it starts playing again (from buffer) while I'm on the lock screen. This gets really annoying when I'm somewhere it should be quiet (library, train ...
3
votes
1answer
483 views

Ctrl-Z equivalent for GUI Programs?

I often have to run the update manager on a slow connection, and while reading my emails, I meanwhile would like to surf for 2 minutes in the web, then have the full bandwidth again for the update ...
7
votes
2answers
6k views

How to suspend from command line such that screen is locked?

I'm using Xubuntu 12.04. In the Power Manager, I have checked Extended -> Lock screen when going for suspend/hibernate. If I choose to suspend from the main menu / Panel 1, the screen is locked. ...
1
vote
2answers
3k views

12.04 rebooting after suspend to disk

I've got a problem with suspend to disk in ubuntu 12.04 (it worked perfectly in 11.10). I've installed the pm-utils package, but whenever I issue: sudo pm-hibernate it appears the screen that ...
2
votes
0answers
444 views

STANDBY/SUSPEND TO RAM does not work - ASUS EeePC wakes up immediately

I'm using 12.04 on a ASUS 1201 EeePC. Hibernation works well after re-enabling (thanks for that post!), but the SUSPEND mode does not persist. After switching the Netbook off it is awaking immediately ...
0
votes
1answer
210 views

Fans don't wake up after suspend

the title says almost everything. If i suspend my ubuntu 12.04 on a compaq 615 laptop, on wake up everthing works perfectly apart from the fact that the fans don't wake up, cpu heats and upon ...
0
votes
2answers
1k views

Suspend killed my laptop (can't resume, can't reboot, no BIOS screen)

I just got a Toshiba Satellite C675D-S7109 and installed Ubuntu 12.04 (64-bit) on it. I installed all the updates as well but didn't install the fglrx drivers. Seemed like it was working fine. I ...
2
votes
1answer
649 views

Display remains in sleep/suspend mode but machine is not in sleep mode

First, this is not a Laptop, but a desktop machine. I am running Precise Pangolin. I often notice that, when I am away from my computer for a while (usually at least 15 minutes or so) and come back, ...
0
votes
2answers
3k views

Allow “root” program to run without privileges

I've changed my ctrl-alt-l shortcut so instead of just locking the screen, the system goes into suspend. (for reference, the command is gksudo pm-suspend-hybrid) as you can see, the program needs to ...
2
votes
0answers
3k views

Ubuntu 12.04 - Wake issue from suspend. Acer Aspire One 722 [closed]

Same issue as on Ubuntu 11.11 the Aspire 722 won't wake from suspension. This time the fixes for 11.11 are not applicable, Jupiter 0.1.2 isn't helping. I have tried both the Opensource drivers and ...
0
votes
1answer
451 views

Wifi slows Ubuntu to a halt after waking from sleep

The computer is a MSI Wind U100+ Netbook with Ralink RT2700E. There was a similar issue I was able to correct in 10.04 by adding some blacklist drivers in /etc/modprob.d but the issue then only meant ...
1
vote
2answers
1k views

How can I restart unity after I resume from suspend?

This may sound like a stupid idea but I like to have a transparent top-panel which can be configured in Compiz Config Settings Manager, but when I resume from a suspend it's no longer transparent and ...
3
votes
0answers
9k views

Ubuntu 12.04 Suspend not working FIX [closed]

04 LTS users! If any of you are experiencing the same trouble as I did with the suspend more where the screen stays black after you turn your laptop back on please refer to my fix the last comment ...
0
votes
1answer
1k views

Suspend, ubuntu 12.04 Sony Vaio VGN-NW120J

I've install 12.04 on my Vaio as a second OS. I created 2 new partitions for swap and /. When the lid is closed, system fails in suspend mode. The indicator blinks like it does in Windows (by ...