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 fix resume issue: usbhid 2-4:1.0: can't add hid device: -110

Since I installed an Ericsson H5321gw 3G/GPS/HSPA+ WWAN module into a ThinkPad X1 Carbon running on 14.04.02 I'm seeing issues when resuming from suspend. More specifically, login both graphical as ...
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14.10 recently crashing on suspend/resume with xps 13 developer edition

Since the past couple of weeks my system has been crashing upon resuming after suspend. In /var/crash is a susres crash file. How can I fix this or submit a bug report?
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27 views

Disable auto sleep and monitor turning off from C++ code

I develop [cross-platform C++ Qt-based] application which plays video using libVLC. When i watch video for a long time, my monitor is going to turn off according with power management settings. I want ...
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XScreenSaver Lock Screen

I got XScreenSaver and removed gnome-screensaver by following these instructions: http://askubuntu.com/a/293014/364819 And my settings are as follows: And it is all working fine and that, but I ...
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14 views

how do you stop ubuntu server from turning off the display? suspend / sleep

i know i did this for regular ubuntu desktop, but it is not the same in ubuntu server, since i only have a terminal. i tried looking in gnome.cfg file, but nothing is there about power. is there ...
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2answers
66 views

Ubuntu-desktop not working when suspend/resume or connecting an external monitor -after upgrade this week (14.04)

I was happily using 14.04 with my Lenovo Y50. When I installed it, I had some troubles making my NVIDIA GeForce GTX 860M 2GB works with hardware acceleration, etc, but at the end everything was OK. ...
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1answer
22 views

Flex 2 not waking up from sleep in Ubuntu 14.04, brightness controls also not working

I have a Lenovo Flex 2 with AMD A6 CPU and 4 GB RAM. It came pre-installed with Windows 8.1. I installed Ubuntu 14.04 on it (single boot). But I am facing problems as the laptop does not wake up from ...
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34 views

PC Freezing After Resuming from Sleep

When I turn on my PC it will resume from sleep. Sometimes it will be 'frozen'. The time will be a few hours behind and the keyboard doesn't work at all. I can move the mouse. I can't use any keyboard ...
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1answer
28 views

Entirely disable suspension (at kernel level? - has to be independend of used DE and login state!)

Once again I need a workaround to deal with my almost broken notebook graphics card: It does not wake up after suspending! The Ubuntu 14.10 system is waking up, but the display stays off, so I have ...
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20 views

xubuntu 14.10 failing to sleep after inactivity - power manager error

After waiting well beyond my scheduled "sleep when inactive" time, the computer is still awake. I wiggle the mouse and unlock the machine to find an error notification in the upper corner, it read as ...
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1answer
41 views

login freeze after suspend on 14.04 (not nvidia related…)

I have been having trouble with my notebook lately... I run 14.04 LTS version of ubuntu on a thinkpad x1 carbon form lenovo (2nd generation), and it seems like everytime I wake my laptop from suspend, ...
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28 views

s2disk works, pm-hibernate doesn't

I installed uswsusp as described in the ubuntu wiki. When I call sudo s2disk everything works great, but executing sudo pm-hibernate has no effect at all. Any ideas?
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1answer
38 views

USB port not working after resume from suspend - ubuntu 14.04

My USB ports and webcam are not working after sleep. I have WiFi, but that's it. I am Ubuntu 14.04 and I have usb2.0, usb3.0, webcam. I found similar case here and here and here, but none gave me ...
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23 views

Suspend doesn't work after cloning SSD with Ubuntu to the identical MacBook Pro Retina

I have cloned the whole SSD (using the dd command) with fresh Ubuntu 14.10 installation from one MacBook Pro 15" Retina Mid 2014 to the identical MacBook Pro model (the old MacBook's screen was ...
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17 views

My laptop stops working when I open the lid after some period of time

Recently my laptop started to freeze when I reopen the lid after some period of time. The only thing that helps is to hold the power button for a few seconds and boot the laptop again. I have no idea ...
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1answer
14 views

I/O error after suspend when booting from external USB hard drive

I have a computer, it is an ultrabook (fujitsu UH572). This computer doesn't have any problem when installing ubuntu into internal SSD. But when I install the ubuntu 14.04.2 on an external USB 3 HDD ...
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1answer
55 views

Why does ubuntu crash after resume from suspend [closed]

I'll try to make the background/step-by-step as short as possible: Install ubuntu on an old laptop so I could use it as a media center with Kodi. Do all updates/configs to make it look good. Want to ...
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2answers
47 views

How to prevent laptop from overheating in backpack?

A friend said, his laptop's battery is very weak after Ubuntu failed to suspend after lid closed. He then quickly put laptop to backpack and did not realized, that laptop is still working. I'm ...
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1answer
140 views

Suspend problem in ubuntu 14.04.02 (Lenovo z510)

I have a Lenovo z510 running Ubuntu 14.04.02.(kernel version = 3.16.0-30-generic) It has a suspend problem, when I suspend my laptop I can't wake it up properly. Laptop will turn on but screen remain ...
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(System manufacturer P5K SE) suspend/resume failure (Ubuntu 14.04)

After the PC went to suspend it doesn't start from the last state. Just does a reboot. I can suppose that I could wrong configure Asus motherboard but can't find out which one.
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8 views

Casper netbook sleep problem

I installed Kubuntu 14.10 on my computer . The problem comes after md sleep off my computer screen. When I open the login screen I enter my password and the computer shuts down suddenly. My computer ...
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1answer
18 views

Kubuntu 14.10 graphical issues coming out of suspension

Everytime I come out of suspend mode, the login screen loads up fine (it's from ubuntu) but then I get this when I log into Kubuntu. Also as a side note all the time many of my desktop effects have ...
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2answers
48 views

Sleep time variable from file?

I am wanting to know is it possible to have sleep in a bash script have a variable time that is read from a file? I am wanting to perform operations in the script that vary in length that will have ...
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43 views

14.04 LTS on Toshiba Satellite C75D-B. Brightness, WiFi, Fn-keys control and Suspend problems

This is a new laptop that I just bought. Came with Windows 8.1, now is a dual-boot. Sound Controls and Mute work with F9, F10, F11 like they do in Windows, but F12 for WiFi, F2 and F3 for brightness ...
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Macbook 5,1 with Ubuntu 14.04 goes black after waking from Suspend

I am running Ubuntu 14.04 on my Macbook 5,1 and when I close the lid to suspend it for any amount of time my computer just goes black or freezes at the login screen. On the few occasions this hasn't ...
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25 views

Not resuming from sleep when the laptop lid is open

i am using Ubuntu 14.04 in HP pavilion G4 laptop with AMD A4 vision processor. the problem i have is that when i close my laptop lid my laptop goes to sleep mode. but when i open it doesnt resume. i ...
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29 views

Laptop doesn't wake up after puting it to suspend - using ubuntu 14.10

Once my laptop goes to suspend, it doesn't wake up. I can see the LED lights saying that PC is on but screen remains black. I am really new to ubuntu and just recently installed it. My laptop is ...
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8 views

Screen is “refreshing” with every keystroke after suspending

I have a very strange problem. Whenever I suspend Ubuntu (12.04.5, just installed) I cannot enter any text normally. The screen is "refreshing" with every keystroke (like blink white) and for example ...
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47 views

(Ubuntu 14.10) Can't wake up after suspend (AMD Radeon videocard)

Apparently the problem with AMD video card is quite usual... It's a Packard Bell Easynote LE69KB laptop. Lubuntu 14.10 VIdeo card AMD Radeon HD 8330. I've tried to install the proprietary Catalyst ...
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1answer
41 views

How to put system to sleep instead of hibernate?

I am a newbie to Ubuntu, there doesn't seem to be any option to put the laptop to sleep instead of hibernate (suspend). Is there any way to put it to sleep instead?
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29 views

Can't suspend Ubuntu

I have an HP n008tu x360 laptop and whenever I click suspend from the menu the screen goes blank, the power button stays lit and I still hear the fan. On Windows, when I click sleep, I can't hear ...
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21 views

the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present error on startup and ubuntu hangs on suspend [duplicate]

the disk drive for /dev/mapper/cryptswap1 is not ready yet or not present shows on startup but ubuntu starts normally. I can move my mouse when i wake computer from suspend but nothing else works. I ...
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22 views

Why does Xubuntu have a glitching login screen after waking up my laptop?

I recently switched over to using Xubuntu after getting a new (to me) Acer Aspire 5100. I have everything up to date in the OS. When I close the lid, everything suspends just fine and my laptop goes ...
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1answer
30 views

Auto mount SD card (say 128GB) in ubuntu after going to suspend and then resume

Here is what I does for my Kubuntu 14.04 I gave the permission to my user (say xyz) to /bin/mount with no password using following visudo add below line xyz ALL= NOPASSWD: /bin/mount Then added ...
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53 views

ubuntu 14.04.01 closing lid freezes laptop

I have a thinkpad yoga s1 with i7 cpu, hd4400 graphic card and Ubuntu 14.04.01 installed. The computer freezes when closing lid but if I suspend it before I close the lid, it won't freeze next time ...
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34 views

How to manage an SD card like a HDD

I have reformatted an SD card with ext4, and I want my laptop to treat it like a HDD. That means I want it to auto-mount from /etc/fstab. My purpose is to create a user with home directory on the SD ...
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1answer
94 views

Ubuntu freezing after waking up

(Yes, I am back to Ubuntu. I hope you guys make a thing that fixes this.) Ubuntu 14.04.1 (Ubuntu 14.04 LTS) is freezing after waking up from suspend. It doesn't freeze for a few seconds, then the ...
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Run command as root when waking from suspend

The mechanical hard drive on my netbook keeps spinning up and down. That makes an annoying sound and is bad for its health. I run sudo hdparm -B 254 /dev/sda and that stops it untill a suspend/wake ...
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22 views

Ubuntu 14.04 keeps on suspending at random times

Getting pretty worried here. Why is this happening? I have already set the suspend options to dont't suspend. This suddenly just occurred and I have no way of tracing the cause. Any help is ...
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72 views

MATE - Missing Suspend and Hibernate buttons, pressing power button shutdowns system immediately

I'm on Ubuntu 12.04.5 with all updates and with MATE 1.8.1 from PPA. With recent update I can't suspend or hibernate from mate-power-manager. If I press the power button the system shutdowns ...
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137 views

Lenovo G50 does not switch on WIFi on initial boot or upon resuming system

I recently acquired a Lenovo G50, after installing Ubuntu 14.10 (updated to the latest), I could not connect via WiFi. I found a solution that asked me to do sudo modprobe -r ideapad-laptop that only ...
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0answers
54 views

Issue with suspend mode in Ubuntu 14.10

My Ubuntu 14.10 is not suspending as it should, when I click on Suspend from the upper menu panel, the screen goes black for some seconds then it shows what seem to be error messages of some sort and ...
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15 views

Help with logging into console

I'm a new user, and I'm very happy so far, except for one hiccup - my laptop will not wake from suspend (if I shut case, or suspend through commands). I've tried everything I could find, changed my ...
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52 views

Ubuntu 14.04 unresponsive after suspend

I installed Ubuntu 14.04 on my computer, but once it has suspended, when I wake it up again my system hangs and my keyboard and mouse do not work. Then I have to restart my computer to be able to ...
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67 views

Ubuntu 14.04 suspends and hibernates but does not wake up

I recently installed Ubuntu 14.04 on my HP laptop. I enabled hibernate, but when I choose suspend or hibernate everything goes fine except that it does not wake up. It freezes on resuming. lspci -nn ...
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1answer
40 views

Boot to suspend?

I am having a weird issue here that I am not quite sure how to fix! After thinking for almost an entire day that I have one of those infamous boot to black screen issues that I wasn’t able to fix, ...
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8 views

Command to sleep (put into low power state) and scheduled task to wake back up [duplicate]

I can use sudo pm-hibernate to put my laptop into a low power state, but I have to press the power button to turn it back on. Is there a way I can put it into a low power state that can then be turned ...
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41 views

Ubuntu 14.10 not suspeding on Dell Inspiron 17r

I am with a trouble that my Ubuntu 14.10 system is not suspending nor shutdown. I ran a public script that I found in some other posts but it is not running even. What I can do to make able to my ...
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26 views

Initialize USB keyboard attached while suspended

I have a laptop that I sometimes want to use with separate peripherals; external monitor, external keyboard and external mouse. When in this mode, I want to keep the laptop closed and tucked away (as ...
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1answer
64 views

How to temporarily disable sleep and hibernate from the command line

It seems like there are many ways in which a Ubuntu's settings can be permanently manipulated to sleep when desired as long as predetermined conditions are met. However, these are more permanent ...