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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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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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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41 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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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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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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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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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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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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11 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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29 views

Ubuntu 14.04.1 64 bit Freezing on Wake-Up

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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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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25 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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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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29 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
33 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
45 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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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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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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57 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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32 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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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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46 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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44 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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21 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 ...
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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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54 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 ...
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66 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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16 views

How to save Windows's state?

Some time ago i had windows 7 and ubuntu 14.04. I could enter windows, then turn off (saving state) and enter to ubuntu, and after that i could resume windows state. I reinstalled recently, and i ...
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1answer
33 views

trackpad doesn't work after suspend

Ubuntu 14.04 and a Fujitsu Lifebook U-series.I can't get trackpad to work after suspend bluetooth mouse does.Sorry to say that trackpad didn't work form the beginning but my son googled something and ...
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1answer
21 views

Resolution drops upon wake from suspend - 14.04

Whenever I wake my computer from suspend, the resolution is significantly lower than where I have it set. However, if I simply open System Settings, the resolution instantly resets itself to where it ...
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27 views

Why does putting laptop in suspend mode clear WiFi hard block?

I recently wrote a question regarding my ASUS X551ca laptop which is dual booted with Windows 8.1, and Ubuntu 14.04. The WiFi functions perfectly when in windows, but is hard blocked in Ubuntu. (as ...
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1answer
107 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 ...
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1answer
67 views

14.04 LTS can't suspend anymore

I changed the "what to do when laptop's screen is closed" option under Power last night. It was at suspend and I switched it to do nothing. The problem is, I can't get it back to suspend anymore! ...
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1answer
77 views

Disable laptop lid sleep

Xubuntu 14.04. I've already done the following: HandleLidSwitch=ignore LidSwitchIgnoreInhibited=no xset -dpms disabled xfce power manager in session and start up set power settings to do nothing ...
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1answer
64 views

Chromium freezes after resuming from standby (Kubuntu 14.04)

Every time my laptop resumes from standby the Chromium browser becomes frozen. Graphically, it means that it leaves an unresponsive black square on the desktop. Sometimes, but not always it would ...
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System goes unresponsive when I close the laptop

Whenever I close the Laptop without locking/logging off, system goes unresponsive. Unresponsive in the sense it doesn't shows login prompt or not even some error message. However, there is no problem ...
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Lound fan and Suspend/hibernate starting for 1-2 seconds before failing

I am a fairly new Linux user... I started with Ubuntu 14.04 and it worked well for a while. after a few weeks, pm-suspend and pm-hibernate stopped working. closing the laptop lid would not work, and ...
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14 views

Set Brightness to 0 when lid closes

is there a way of setting the brightness level to 0 or blanking the screen when I close my lid (without suspending the system). I just prefer it that way, since I listen to audiobooks while driving ...
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15 views

How do I disable suspend when my laptop is in the middle of shutting down?

I'm running 14.04 on a MacBookPro8,1. In general, suspend when I shut the lid works great (save for a bug where the keyboard stops working sometimes on resume). The problem that I have is that when I ...
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2answers
32 views

let utransmission run even after lid closed?

How do I set my settings such that even if I close my lid (Laptop) My downloads don't stop or pause in utransmission I have set the setting in power options to not suspend after closing lid still ...
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46 views

Why isn't ubuntu 14.04.1 coming out of sleep/suspend mode?

I've installed Ubuntu multiple times (on the same system, an HP pavilion g6 laptop). And every time I install it, when I close my laptop lid, it suspends, then when I come back out of suspend, the ...
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41 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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1answer
42 views

How to wake xubuntu desktop from sleep

I am using xubuntu 14.04 and it is connected to a TV via VGA. When I leave the computer for a while the screen goes blank(i'm assuming it's gone to sleep) my problem is that when I move the mouse ...
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1answer
44 views

Lubuntu asking for password after inactivity despite settings

I've got a laptop with a fresh install of Lubuntu 14.04.1 AMD64. I set all the settings that I could find in the Menu Button > Preferences menus that might affect this. Even still, after a period of ...
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1answer
23 views

Ubuntu 14.04 server sleeps after login screen

I recently installed Ubuntu 14.04 lts, the server starts to boot just fine and it gets to the login screen it takes 4 seconds and it goes to sleep mode I think as I can hear the PSU fan running but I ...
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1answer
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Ubuntu 14.04 and Dell E6440 - sound and mouse working after suspend/resume

I've installed fresh Ubuntu 14.04 on Dell Lattitude E6440 and i've encountered two strange issues when doing full system start/restart: - mouse scroll when full restart is working very fast. One turn ...
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Ubuntu sleeps and wakes repeatedly on critically low battery state

When the battery is critically low it just suspends itself and wakes again automatically repeatedly in a loop. And i need to be like very very fast to click the shutdown button to turn down the ...
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48 views

Suspend does not work on HP Pavilion g6 with Ubuntu 14.04

I've installed Ubuntu 14.04 on an HP Pavilion g6 laptop. Most things seem to work except suspend and the backlight brightness. I can live with the backlight issue for now. I have tried using the ...
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1answer
134 views

Standby Problem, PC can not enter Standby mode

I have a problem with the Standby function: My Computer does not enter the Standby mode with Ubuntu 14.04LTS. If I remeber me right, it works with Ubuntu 13.10 but this Version was not long installed ...
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45 views

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 ...