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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Ubuntu 14 no way to install Nvidia drivers or get suspend working

I'm trying to get an "old" Acer Aspire 5720 operative with Ubuntu 14.04 but the proprietary drivers nor suspend work properly. My hardware configuration: Intel Core Duo T5250 @ 1,5Ghz 4GB DDR2 RAM ...
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18 views

Suspend causes login screen corruption or system freeze

At work, I often set my computer to "Suspend" rather than turning it off at the end of the day. Often when I turn it back on in the morning, I find my login screen to look like this: Note that, ...
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1answer
8k views

Ubuntu 14.04 System freezes on wakeup from suspended state

I did a clean install of Ubuntu 14.04. When I resume from suspended the system freezes after I enter my password. I am forced to power off and start again. I had a similar problem on this laptop when ...
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1answer
84 views

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

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
206 views

suspend and hibernate not working after updating ubuntu 14.04 in amd processor laptop?

when I suspend my laptop then it will not open from there even I have to hard shut my laptop every time to reboot it, suspend and hibernate both are not working. What is the problem and how to fix it? ...
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1answer
18 views

Resuming from suspend temporatily 'fixes' sound on 14.04, how can I mimic the resume?

Sound stops working frequently on my Ubuntu 14.04 laptop. I have tried the myriad fixes to no avail. However, I noticed that when I close my laptop, let it suspend and open it up again the sound ...
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4answers
5k views

After returning from suspend the keyboard and mouse doesn't respond [on hold]

I have 64-bit Ubuntu 14.04 on Dell Inspiron-3537. After resuming from suspend it takes me to log-in screen, and I'm unable to move cursor and no hotkeys are working nor "ctrl+alt+f1". I tried sudo ...
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12 views

After sleep, only one person can log on

In Ubuntu 13, I could hit the sleep button and when I turned on the computer I could select any user to log into. with Ubuntu 14, Only the person that performed the sleep can log back in. All other ...
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5answers
2k views

Ubuntu 14.04 freezes after wake up

After wake up the login screen appears, but I cannot type the password to log in. Furthermore, the buttons on the system panel (e. g. to shut down) are disabled, so clicking does not take effect. I'm ...
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1answer
105 views

Why X is relying on software instead of hardware with “nomodeset” kernel parameter for 3D acceleration?

My laptop is an ASUS K55N with AMD A8-4500M Trinity APU and integrated Radeon HD 7640G. Yesterday I tried at least 8 live sessions from different distros (slackware based, gentoo based, arch based, ...
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1answer
185 views

Suspend only works once on Toshiba Satellite

I've been wanting to use Ubuntu on my laptop along side with windows, and I have tried 12.04 LTE, 13.04, and now currently 13.10 (64-bit). I'm using a Toshiba Satellite, but I have had an issue ...
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0answers
14 views

Wake-on-lan from suspend

I am trying to wake up my laptop from suspend using WOL but it didn't work at all. I found this old post for the same problem but I don't see how I can do this for Xubuntu 14.04 that I am using. I ...
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1answer
75 views

Intel NUC wake from suspend with black screen

I am trying to get my intel nuc running a celeron processor with 13.10 to wake from suspend. When I press the power button I can hear the computer come to life but nothing activates on my screen?
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47 views

14.04 Nvidia Drivers

I have suffered the Nvidia drivers conflicts with suspend/resume in the past, and again with 14.04, both ubuntu and kubuntu. The latest update of 14.04 now causes the PC to reboot upon resume from ...
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1answer
13 views

GPIO toggle for 5 seconds while booting kernel

I want to toggle a gpio for 5s for enabling a modem while booting itself Currently i use a script echo 10 > /sys/class/gpio/export echo "out" > /sys/class/gpio/gpio10/direction echo 0 > ...
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1answer
63 views

Go to sleep based on screen activity

So, the behavior I want is: 1. Screen goes blank when inactive for [specified time]. 2. Computer suspends when screen is inactive for [specified time 2]. With the default setup, these two can be ...
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0answers
51 views

14.04 :: Troubles after waking from suspend

I am having issues with suspending my Acer Aspire 5739G running Ubuntu 14.04. I have tried suspending using different methods - pm-suspend, from GUI, from Keyboard shortcut - but my system still ...
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0answers
21 views

Brightness is reset to maximum after waking up from suspend or lock screen

This question is somewhat related to this question: Brightness is reset to Maximum on every Restart Basically, I modified /etc/rc.local to set the brightness, as detailed in this answer, so on ...
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0answers
46 views

No sound after suspend/standby

For some reason I don't have any sound after suspend/standby on Ubuntu 14.04.1. It happens on a XMG C504, and the online solutions do NOT work. According to alsamixer the 0 is a Intel Haswell HMDI ...
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0answers
46 views

Ubuntu 14.04 Cannot Suspend or Hibernate

My Lenovo-T430 laptop cannot suspend or hibernate anymore. Instead, it just locks my account. My computer will not stop running. I think the problem was that I uninstalled pm-utils. I reinstalled it, ...
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0answers
28 views

14.04 suspends and resumes, but hard power off one minute later

I installed 14.04 on an Avatar Tellus laptop, with the / partition on the built in SSD, and /var, /home, and swap on the local disk. The system runs normally, except for suspend. The machine will ...
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2answers
582 views

Thinkpad does not wake from sleep - 14.04

On a freshly installed and updated Ubuntu 14.04 my ThinkPad E540 suspends successfully, but won't wake back up - a full reboot is necessary. Moreover, during the suspended state the fan is constantly ...
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0answers
21 views

ACER 5732Z Laptop [ubuntu 14.04 OS] does not suspend, when I close the lid

Can anyone help me? I use ACER 5732Z Laptop with ubuntu 14.04 OS, I would like enable suspend option when I close lid. I went to system setting>Power> and choose when the lid is closed suspend. But it ...
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0answers
24 views

Why does my screen setting and keyboard layout reset after sleep in 14.04?

This is a very frustratig thing that has been an issue since I uppgraded from 13.10 a couple of days ago. I have my laptop connected to an external monitor, and every time i close the lid, the ...
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0answers
17 views

sleep mode when pressing key on keyboard its not wake up

This is inform to you all I have installed ubuntu on Dell 990.we are using that system on 24*7.whenever the system going sleep mode,after giving input from keyboard its doesn't wake up.Every time we ...
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0answers
42 views

Ubuntu 14.04.1 64 bit Freezing on Wake-Up [duplicate]

My full system specs are: OS: Ubuntu 14.04.1, 64 bit CPU: Intel i7 4710HQ (4 core, 8 thread, 2.5 GHz, 3.5 GHz Turbo) RAM: 12 GiB DDR3 @ 1600MHz GPU: AMD/ATI Radeon 8850M (aka R9 M265X) SSD: 512 GiB ...
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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 ...
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0answers
15 views

How do I get lightdm on suspend from awesome/gnome session?

I am using awesomewm as my windows manager on ubuntu 14.04 and use the gnome settings daemons for power, wifi, etc. When I close the lid, my computer suspends. When I open it back up, it does not ...
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0answers
27 views

Hibernation works only when connected to AC power

Please help me understand this part of syslog when I try to wake up from hibernation. My specification - 4 GB of RAM, 8 GB of linux-swap, intel core i5-4200U, NVIDIA GeForce GT 750M. The problem is ...
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0answers
23 views

When I leave my laptop lid open, how do i may it so that it doesn't suspend? [duplicate]

It just keeps blackening out when I'm afk for 10 minutes or so. How can I stop that?
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82 views

cannot use keyboard nor mouse to wake up ubuntu 14.04 LTS

I have a Dell dimension 9200 desktop with windows 8 and ubuntu installed side by side. keyboard will wakeup windows 8 from sleep but ubuntu will only wake up when I press the power button. tried cat ...
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0answers
35 views

Laptop consuming battery with lid closed?

I have an Asus X550 laptop, with Xubuntu 14.04.1 installed. I used to close the lid when I stopped working, leaving all my documents open. When I returned and opened the lid, my session was as I had ...
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1answer
113 views

14.04 - Network Manager takes too much time reconnecting after resume/wake

I have an Intel wireless network card in my notebook. Whenever I resume/wake/unhibernate my computer it takes about a minute or so in order to be able to connect to the Internet again. It's just too ...
3
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1answer
38 views

Prevent machine from sleeping when SSH connections are on

I am trying to save power by switching desktops to suspend mode when they are inactive. But many desktops are also accessed via SSH by their owners. There is a wakeonlan solution deployed to enable ...
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1answer
105 views

Ubuntu 14.04 Desktop lost open app windows after waking up from the sleep mode

I am new to Ubuntu Desktop but have used Windows and Mac for a long time. I also have good experience with Linux. I need some help on how to recover the lost app windows. I have been quite impressed ...
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1answer
2k views

how to keep ubuntu on and unlocked while closing the laptop lid?

I want to close the laptop lid but not even lock the screen! I generally use TeamViewer from my phone and thus I need my Laptop to stay on all the time. Though a locked screen can be unlocked but i ...
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1answer
40 views

Simulate power button using command?

When I hit the power button on my laptop (Ubuntu 14.04.1 without any modifications), I receive a pop window saying Goodbye, what would you like to do? Lock Suspend Restart Shutdown How can I get ...
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1answer
48 views

Which script actually does automatic suspend of machine?

Which particular script is activated upon inactivity of the system? How does the script know that system has been inactive for the configured duration? I need the script, so that I can check if ...
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1answer
60 views

Wifi not working after suspend

I have notebook Lenovo Z500, his wireless hw: Centrino Wireless-N 2230 (vendor - Intel). When I close the lid notebook suspends and when it is woken up wifi is disabled and there is no way to enable ...
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0answers
30 views

My HP Pavilion g6 won't resume from suspend and I'm running 14.04

During inactivity I can reactivate it and resume as normal, but if I manually select to go into suspend mode or if I close the lid then it won't come out of suspend mode. The computer will still stay ...
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0answers
40 views

Suspend stopped working in Kubuntu 14.04 works in TTY

I was using Kubuntu 12.04 and Suspend and Hibernate were working. I re-installed with 14.04 and when it resumes, the gui will show without going into a log in screen, I can briefly move the mouse, ...
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0answers
47 views

No display after wake up. Using 14.04.1 + xfce4

Basic info: Completely fresh install of Ubuntu 14.04.1 on an HP pavilion g4-1303au laptop, by bootable USB. ISO image was downloaded on 05 September, 2014 through torrent acquired from the official ...
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1answer
48 views

Ubuntu 14.04.1 LTS suspends when 12.04 LTS did not

I'm running Ubuntu 14.04.1 LTS Server on an Asus Eee PC netbook. Back when I had 12.04 installed, I was able to close the netbook and the system would stay running. Now with 14.04, closing the ...
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4answers
574 views

Lenovo Yoga 2 Ubuntu 14.04 occasionanal blank screen

I have a new Lenovo Yoga 2 with Ubuntu 14.04. On every 3rd or 4th boot, the screen goes completely blank after the grub screen and the backlight seems to ramp up to maximum intensity (I see a faint ...
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0answers
67 views

Ubuntu 14.04 after suspend screen becomes unresponsive to keyboard and mouse

I have dual boot, Ubuntu 14.04 and windows 8, on my lenovo Z585. I forgot to lock system and left it as it is for half an hour. After that when I tried to access my system, the screen was ...
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0answers
136 views

I get an error 19, failed to resume with device 0:007

I've searched the web for answers to this, and the only other question that looks exactly like mine concerned Ubuntu 13.10 (8 months ago), with no answer to date. I'm on 14.04. I experience no system ...
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0answers
22 views

Don't want laptop to suspend when closing lid [duplicate]

Hi I have a sony vaio laptop with ubuntu 14.04 on it. I have a usb KB and mouse plugged in and a monitor plugged into the VGA analogue output, I want to use it as a normal PC. When I close the lid of ...
3
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1answer
186 views

Ubuntu wakes up automatically after suspending

I'm having this problem since Ubuntu 12.10/13.04 i think, now I have 14.04 and the problem stills. When I click the suspend button, the Ubuntu suspends normaly but after 1 or 2 seconds it turns on ...
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0answers
16 views

Getting weird errors after suspend

So, I was running Ubuntu from an external USB drive, and I accidentally hit "suspend". When it suspends, it cuts power to the USB ports. Now, whenever I start up or try to do anything I get "Ubuntu ...
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0answers
59 views

Suspend Not Working - Ubuntu 14.04 LTS

I am using Ubuntu 14.04 LTS, I have had this problem since I installed Ubuntu. When I click the suspend button the computer goes into a suspend like feature and the power button starts flashing ...