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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How to prevent Ubuntu Server sleep/hibernation

I'm running the latest Ubuntu Server (quite literally downloaded & installed yesterday) on a box under my desk. I've got trac installed and OpenSSH. Intermittently both become unavailable, as if ...
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89 views

Suspend not working 14.04

I'm aware that this has been covered in multiple places, but none of the solutions seem to work for me. I'm on an old Core 2 Duo laptop, which refuses to suspend/hibernate. Instead, it immediately ...
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18 views

Ubuntu wakes up at once in suspend after 12.04 hardware update

I have laptop Acer Aspire and Ubuntu 12.04. A few day ago I've installed Hardware Update from Update Manager. After this update my laptop wakes up after suspend at once. But there is not any problem ...
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1answer
106 views

suspend error on 14.04 LTS

I've looked around and seems like various problems around suspend are wide spreaded for 14.04 release, nevertheless I haven't seen exactly my problem reported, nor my laptop model mentioned. So, the ...
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1answer
152 views

Computer won't wake up after suspend

Okay so I have had this problem with several versions of linux two primarily being xubuntu 14.04 and Ubuntu 14.04 lts, But I have also experienced the issue with Cent OS 7. I have several issues with ...
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1answer
47 views

Asus 1015E Laptop Won't Suspend

I'm running 14.04.1 LTS on an Asus 1015E laptop. The computer has not been suspending when I close the laptop. It also doesn't suspend when I choose suspend from the system tools. While shut, the ...
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47 views

Luks - after suspended the password not match

I have very big trouble. I have ubuntu 14.04 (standard instalation with full disc ecryption - luks). Yesterday I suspended my laptop and after few hours my laptop was discharged. When I turned on my ...
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26 views

After Re-opening Laptop, Programs Blink with Each Keystroke, Ubuntu 12.04, Dell Latitude D620

I'm running Ubuntu version 12.04 on Dell D620 laptop and have been for months. Everything has been working fine until a week ago, when suddenly every time I close the laptop and open it again, the ...
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1answer
33 views

ubuntu 14.04 minimize window suspending deskop

When i try minimize window i can't do nothing until i switch to another desktop (using keyboard shortcut). I using sidekick effect but it's also happens when i don't have any effect. What is strange ...
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11 views

xubuntu 14.04 desktop hiccups after resuming from suspend

After resuming the system from suspend, the desktop freezes for 2 seconds every couple of seconds. The sound works fine with no hiccups, this only concerns the visuals. The system does not crash or ...
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28 views

Suspend Error on Laptop

So I have a Dell inspiron 17r 7720 Special Edition laptop, and I noticed that whenever I open the lid right before it brings me to the login screen, I see these list of errors and a black screen pop ...
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74 views

Resume from suspend doesn't work on macbookpro 4.1with Ubuntu 14.04 13.10

Finally I have something to ask and a problem which I cannot solve just googling. As I said in the title, resume from suspend doesn't work on my macbookpro 4.1 with Ubuntu 14.04 installed. Not even ...
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1answer
110 views

How to make suspend work without the screen staying black afterwards?

I recently installed Ubuntu 14.04 on my laptop, and whenever I try to resume my computer after suspending it, everything starts up fine except my screen, which remains black (no backlight). My laptop ...
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20 views

Ubuntu LTS 12.04 PC died after suspend / SATA HD's not recognized

Running Ubuntu 12.04 LTS successfully for many months. ASUS mobo. Two HD's on board (WD 250 GB / WD 1 TB). Suspended the PC yesterday and tried to "unsuspend". Nothing happened. System was dead ...
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37 views

Battery died while in standby, now why won't ubuntu 14 boot?

My netbook battery died while in standby, and now it will not boot - running Ubuntu 14.04. When I boot recovery, it stops after this seemingly relevant information: mount: mounting ...
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1answer
94 views

The 'resume after suspend' problem

I recently moved back to Ubuntu. And it has seriously improved. Everything is so smooth and fast. Except, I have this issue, like so many others, I cant wake up after suspend while on battery. With ...
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46 views

Suspend broken: pm-suspend fails due to /sys/power/* being a Read-only file system

My System 76 laptop running 14.04 won't suspend. Running sudo pm-suspend fails with the following in /var/log/pm-suspend.log: Running hook /usr/lib/pm-utils/sleep.d/94cpufreq suspend suspend: ...
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8 views

HDD shutting down?

I've got an SSD where Ubuntu (the newest, fully updated, 64bit) is installed. Additionally I've got an HDD where I store some things e.g. steam games or images for VirtualBox. If I start Steam or ...
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31 views

Laptop doesn't suspend

My laptop is Lenova T530 and I use Ubuntu 13.10. When I try to suspend the laptop (either by selecting suspend from the menu or by closing the lid), it doesn't suspend. It appears that it's trying to ...
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2answers
72 views

Wacom tablet removed after sleep mode

The tablet functionality stops working after I wake my Lenovo Tablet from sleep mode (closing & opening lit). The error message is "Tablet Serial Wacom Tablet (Lenovo X201) removed" (screenshot: ...
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99 views

Failed to suspend due to nouveau failure

There are many questions about failed suspension on ubuntu ([1][2]), but each of them seem so specific that I'm posting mine. In my case, sometimes (very randomly) my XP15 does not suspend. I'm ...
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81 views

Suspend and hibernate not working and freezing Ubuntu 14.04

I've just upgraded to ubuntu 14.04 and had some problems with suspend and hibernate. When I try to wake up from suspend the screen freezes on the login and the only thing that I can do is move the ...
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1answer
63 views

Black display after wake from suspend via closing the lid

I have bought a new HP 15-G002AX notebook recently, with Processor: AMD A8-6410 APU with AMD Radeon R5 Graphics × 4 Graphics: Gallium 0.4 on llvmpipe (LLVM 3.4, 128 bits) I am using ...
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90 views

problems resuming from suspend on macbookpro11,1

I've installed ubuntu 14.04 on my new macbookpro (11,1), and I'm having power-management problems. The biggest one is that after suspending by closing the lid, when I open it, it either never wakes ...
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27 views

After suspend the keyboard ceases to respond to rapid clicking? 14.04

Using ubuntu gnome 14.04 on PC: motherboard Asus P8H77-V keyboard Genius KB-120 After suspend the keyboard ceases to respond to rapid clicking? Each press must continue 0,2 - 0,5 seconds before ...
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106 views

Black screen after resuming from suspend on dual boot 14.04/OSX 10.9.4

I am yet to successfully resume from suspend since installing ubuntu - this is the case when selecting suspend from the menu or when closing the lid. The backlit keyboard does start but the screen is ...
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1answer
57 views

Desktop wakes from suspend at random (14.04)

My desktop is waking up from suspend by itself. Sometimes it takes just a minute or two, other times hours. I don't know where to start troubleshooting this. Any help would be greatly appreciated.
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16 views

When I suspend my computer and wake it up a wall of text screen shows up saying like “could not force dpm to low”

When I suspend my computer and wake it up a wall of text screen shows up saying like "could not force dpm to low" But then a split second later it goes to the login screen and everything works ...
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3answers
93 views

Disable sleep mode after 5 minutes

I have Ubuntu 14.04 installed on my laptop. When I have my laptop plugged in to my tv to watch a movie, the screen goes black after exactly 5 minutes. I have to move the mouse, to see I'm at the login ...
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0answers
28 views

Ubuntu 14.04 doesn't login on Vaio

I have a Vaio VCPEB1E0E with the broken screen so I have it on an external screen. I just installed Ubuntu 14.04 and added some other programs that I need (Inkscape, Gimp,...). After that I tried ...
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0answers
50 views

Keyboard-shortcut to reset the graphic card driver

I would like to fix the on my Lenovo Yoga 2 Ubuntu 14.04 occasionanal blank screen. Since the only workaround is to close the lid and reopen it, I guess the graphic-card gets a hang-up that is gone if ...
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2answers
192 views

Chromebook C720 - issue suspending and booting

I recently bought an Acer C720 chromebook (Celeron, 2GB RAM, 16GB SSD) with the intention of loading Linux and using it as a cheap development laptop while on my holiday. The installation sort of went ...
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1answer
55 views

Resuming from suspend gives a blank screen

Ok, first I know there are many similar questions asked about this. I looked through them and tried some of the fixes. Nothing thus far has worked for me. I have a Lenovo Thinkpad B570. Running ...
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1answer
21 views

Can I change actions upon inactivity and timeout for that from command line?

How do I set the policy about what action should be taken if the computer is inactive for some time. This can be easily done from GUI, via Power Manager. I am trying to do this from command line. I ...
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0answers
20 views

How do I do to disable restart option in the top right corner?

I'm new here and I have a little problem with the shutdown options, but it's not severe. Since some updates ago Ubuntu 14.04 shows me three options, suspend, restart and shutdown, when by default it ...
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1answer
92 views

Resume from suspend requires hard reset [closed]

Most of the threads I've found relating to this problem state that the machine powers up but the screen remains black. Not so in my case. The problem I am experiencing is this. When testing the ...
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0answers
35 views

Sleep Ubuntu Server after X time of inactivity

I recently set up an Ubuntu 14.04 SAMBA server as a home file server. It will not be getting used but maybe a couple of times a day so I don't want to have everything powered on while it doesn't have ...
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68 views

Lenovo Y570 laptop does not suspend on Ubuntu 14.04 [closed]

I have a Lenovo Y570 laptop on Ubuntu 14.04. I have my settings to suspend my laptop whenever I close the lid. However my laptop doesn't suspend when I do so. It doesn't even suspend when I click on ...
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101 views

Ubuntu 14.04 crashes on resuming from suspend

Scenario. I recently uninstalled Nvidia propitiatory drivers, and installed nouveau ones. Before that, sleep and resume worked fine. So it might be a driver issue, but i dont want to taint my kernel ...
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1answer
90 views

Suspend does not work

So I have a fairly new (two weeks old) Ubuntu installation (14.04 x64) and it looks like Suspend mode does not work... When I click System -> Suspend the screen goes black for about one seccond and ...
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30 views

I installed ubuntu 14.04 along side windows 7 and now the hibernation setting in windows won't work

I recently install ubuntu 14.04 along side windows 7 and enable the hibernation setting which works perfectly. However when I choose windows as my operating system and hibernate my computer and resume ...
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81 views

Ubuntu wakes immediately after suspend with Nouveau on GeForce GT 525M [closed]

I've seen a couple similar questions (1, 2, 3, 4, 5), but neither seems to address my case. When I suspend, after a second, I see a terminal with the word "Nouveau" (implying Nvidia problems?), and ...
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362 views

Lubuntu 14.04 Tired about suspend e hibernation “power manager not authorized”

Below the post, last configuration I used, it seems works well. I've Lubuntu 14.04 installed on my netbook (aspire one ao-532h). I am using it like a desktop with external display and input devices. ...
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1answer
39 views

Suspending with root on USB

I have a laptop running Ubuntu 14.04 from a root file system on USB storage. This is not working well, because after wake up from suspend, ext4 will frequently try to write to the root file system ...
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0answers
14 views

Suspend from keyboard at lock screen

I have a Logitech DiNovo Edge wireless keyboard with a suspend button. This button does work properly most of the time when the screen is unlocked on the last few Ubuntu versions (included 14.04). ...
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0answers
23 views

Show blank screen on suspand Ubuntu 14.04

I am using Ubuntu 14.04 on my HP e015tx laptop which have AMD REDEON Graphics card It show blank screen on suspend Ubuntu 14.04 and Laptop is not workable after this.
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13 views

cannot connect wireless keyboard when wakeup

I'm using Ubuntu 14.04 and a Logitech K520 wireless keyboard-mouse set. Occasionally, when I wake up Ubuntu from suspending, I find that the mouse works but the keyboard doesn't. And I find a way to ...
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1answer
121 views

Laptop hangs on exit of suspend mode when using Ubuntu 14.04.1 LTS?

I have an Asus S56CA Laptop that is using Ubuntu 14.04.1 LTS as a sole Operating System. Previous to this I was using Ubuntu 14.04 and had lots of unwanted documents, images, videos etc and also had ...
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18 views

display resolution broken after sleep

I recently install xubunut 14.04 About half the time when I wake it up after the display goes to sleep display settings are wrong (maybe just the resolution). Rebooting has fixed it so far. How can ...
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29 views

How can I make my display work again in Xubuntu?

I'm running Xubuntu 14.04 and I was testing some stuff because I have a dual display setup, and one display never wakes up from suspend. So I tried this, to see if the display would wake up: sudo ...