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 14.10 on Macbook 6-1 hangs after resuming from suspend

I recently installed Ubuntu Utopic Unicorn, I am a new user to Linux. Everything went smooth the only problem being that when I close my lapot or after some time it automatically suspends, when waking ...
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1answer
172 views

Immediate wake up from suspend caused by USB 3.0 devices

My computer usually suspends and wakes normally. But when I connect a USB3.0 hard disk, even after it has been unmounted and disconnected, the machine immediately wakes every time I try to suspend. ...
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36 views

Gnome Power Management: Automatic Suspend & Screen Shut Off Settings Not Working

Lately, Ubuntu has not been shutting off my laptop's screen or suspending it after the time defined under Settings>Brightness & Lock and Settings>Power, respectively. I tried reinstalling ...
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2answers
307 views

Laptop not waking up from suspend (plugged-in) since 14.10 upgrade

Ever since I upgraded to Ubuntu 14.10, my laptop is failing to wake up from suspend mode ONLY when charger is plugged in. When I have the charger plugged in, no matter how many times I hard-restart by ...
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1answer
174 views

Wifi Doesn't Work After Suspend in 14.04 [closed]

I recently upgraded to Ubuntu 14.04 from Ubuntu 13.10, and now the wifi doesn't work after the system resumes from suspend. I tried the following the following solution (and set the file to ...
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22 views

Suspend process to hard drive

When I suspend a process via KSysGuard, I right click on the process, and hit 'suspend', I do not see any difference in RAM consumption. I am wondering if it is possible to make it so that suspended ...
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20 views

Gnome together with XFCE on Ubuntu and xfce is not working

I had some problem (that one with language switch shortcuts) on Gnome and decided to try Xfce on my Ubuntu 14.04.1 LTS 64-bit. I installed it and then... nothing. Just while loading and signing in ...
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160 views

How to diagnose / fix hanging suspend on Ubuntu 14.04/14.10

my Ubuntu does not suspend sometimes. Computer suspends several times correctly (2-3x) and then suddenly suspend process hangs with blinking cursor in upper left cornet and I can only reset the ...
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54 views

Authentication required before suspend

Since the last update of Ubuntu 14.04, when I press the sleep button in my laptop, a pop-up window appears with "Authentication is required for suspending the system". Password is not requested when ...
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2answers
102 views

Problem when I open the LID of my notebook

I've a Acer Aspire E1-410-2832 and I install today Ubuntu 14.10 (no dual boot, just Ubuntu) and everything works fine except when I close the LID, wait a while (to suspend it), and I open it Again: ...
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35 views

USB keyboard skipping key presses after wake from sleep

On my Thinkpad T420 using Ubuntu 14.04, I have a basic USB keyboard connected. After wake up from sleep, the USB keyboard starts malfunctioning, i.e. for the system to register a keypress I have to ...
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53 views

How to prevent suspend/resume hang after switching desktops

I decided to play around with different desktops to see if I preferred one of them over Unity. So I installed KDE, and some others, and then finally went back to the default Ubuntu desktop Unity. ...
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19 views

Lenovo w520 frequency scaling unsupportet on suspend

I installed a fresh 14.04 Trusty and updated it [FIRMware bug]: Acpi: invalid bios _PSS frequency found for processor 7: 0x80000000 Mhz ACPI: \_SB_.PCIO.LPC_.EC__.BAT1: Unable to dock ! This ...
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0answers
97 views

How to change the driver used for SATA Controller [closed]

A while back I posted here with a question concerning really slow boot times and wake from suspend. Booting up always gives me a "gave up waiting for root devices and "COMRESET failed (errno:-16)" ...
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1answer
167 views

Samsung series 9, touchpad does not work after suspend, Ubuntu 14.10

I got a brand-new Samsung series 9 (exact reference is: NP940X5J-K02US). Because of this question, mentioning it required at least a kernel 3.15, I waited a couple of weeks for Ubuntu 14.10 to be ...
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1answer
76 views

Xubuntu: Turn off password after suspend

On a new install of 14.10 beta, I'm getting prompted for my password when the laptop is coming back from suspend (ie closing the laptop lid). Weirdly, everyone else seems to have the opposite problem. ...
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2answers
84 views

How to suspend the machine from command line in LXDE

I'm using Lubuntu 14.04 with Openbox 3.5.2. There are one-liners for locking the screen: dm-tool lock and for popping up the quit menu: lxsession-default quit However, if I need to perform a suspend, ...
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66 views

Lubuntu 14.04 Session loss upon screen locking and power management issues

When I screen lock (ctrl + alt + del) on my Lubuntu 14.04 LTS system, my session is restarted when I log back in. This causes me to lose any programs I had running prior to the lock. Power management ...
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2answers
86 views

Why is my machine shutting down overnight?

The last two nights I have left my computer on overnight and then gone to work when I woke up. When I come home Ubuntu won't wake up and I end up having to hard shutdown and then restart my computer. ...
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1answer
47 views

Suspend desktop from the lock screen

I often leave my desktop PC running to serve some media via Plex. When I'm done watching, all I want to do is suspend the PC. By then, it has automatically locked, and annoyingly won't respond to me ...
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98 views

Screen not turning back on after Suspend

This is a brand new HP15-g094sa Laptop with Processor:AMD A8-6410 APU with AMD Radeon R5 Graphics × 4 Graphics:Gallium 0.4 on llvmpipe (LLVM 3.4, 128 bits). The first thing I did was to ...
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25 views

How does one redefine the suspend command in ubuntu?

I am finding myself in need of redefining the behavior of the standard suspend command provided by ubuntu. What is happening is that because of some off hardware, the normal suspend command nor the ...
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128 views

14.04 SSD prevents suspend

UPDATE BELOW I run Kubuntu 14.04 on an Asus Prime notebook UX32A which has an 24GB SSD drive in addition to the HDD on which the OS is installed. Since switching to Ubuntu I was never able to use ...
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25 views

Ubuntu 14.04 LTE Video Problems, Toshiba Laptop

I have Ubuntu 14.04 LTE on a Toshiba Satellite notebook. When I close the lid to suspend, there is no video when I open the lid back up. There is sound, if there was one playing. This is not just ...
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3answers
84 views

hibernate-disk command is failing to hibernate without producing any errors or helpful debug output

The behaviour I see after running sudo hibernate-disk -v4 is a bunch of output, followed by a switch to console, which prints a few lines, ending with "Preallocating image memory..." and then a switch ...
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22 views

turn off screen only labtop is on battery power

I am using Ubuntu 14.04 I would like that the screen does not turn off on inactivity when my labtop is plugged in, but it should turn off on inactivity when my laptop is on battery power. I can make ...
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26 views

Applications unresponsive after suspend wake

I'm running Ubuntu 14.04 on a new Asus laptop (X750J). The system works fine, except that whenever it goes to sleep and then I come back to it a few hours later or the next morning, all applications ...
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37 views

Freezing, Errors and Display Manager PRoblems

I'm running ubuntu 14.04 I think thats the version, I recently had problems with what I'm thinking is the display managers. first my laptop(with ubuntu on it) was having problems with freezing, it ...
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89 views

Hibernate on Ubuntu 14.04 not working

Im running a dual boot with Windows 7 and Ubuntu 14.04. Im trying to get my computer to hibernate or suspend but cant get either. I have a swap that is slightly larger than my RAM. When running sudo ...
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0answers
34 views

Suspend causes Reboot

My computer would suspend fine when 12.02 was installed and quit at first update. Never worked again until 14.04 was installed. Then first update it quit again. Computer suspends OK but upon wakeup it ...
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20 views

Hibernate not available [duplicate]

I found the following tip to save battery-life of my laptop while (not) using Ubuntu: "Use Hibernate rather than suspend power features" System -> Preferences -> Power Management -> On Battery Power ...
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37 views

Ubuntu Server sleep + wake at certain times, run program on wake?

I'm using a laptop running Ubuntu Server to run a Feed-the-beast server. I have all the files on the computer, and I can manually start and stop the FTB process through SSH. However, the server is ...
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1answer
66 views

After Ubuntu 14.04 upgrade, two different lock screens

I've done a lot of searching around for a solution but only found results that were only similar to my problem and not quite exactly the same. My problem is that ever since I upgraded to Ubuntu 14.04 ...
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1answer
123 views

GParted Unknown Partition [duplicate]

I recently opened up GParted to partition some space and I noticed an unknown partition being listen. I don't know whether this is why my computer has booting/waking from suspend really slowly but if ...
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1answer
121 views

Kubuntu freezes after login

In Kubuntu 14.04 I have installed the Recommended NVIDIA drivers with the driver manager and now the computer freezes a moment after login, if I access the terminal it doesn't freeze. The graphic card ...
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2answers
204 views

Nvidia drivers macbook pro retina (10,1) 14.04

So, I'm currently dual-booting 14.04 and OSX on my macbook pro retina (10,1). I am currently using the nouveau drivers and have had no luck what-so-ever getting the nvidia drivers to work. What ...
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1answer
201 views

How to suspend from the command line in gnome 3.14 [duplicate]

I'm aware of this post: How can I suspend/hibernate from command line? however, the recommended method using dbus doesn't work with Gnome Shell 3.14.0. What is the now recommended approach for ...
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0answers
152 views

Slow boot/resume from suspend

I recently installed Ubuntu 14.04 LTS alongside my Windows 8.1 on my laptop and have been enjoying it a lot. I realized some day that I wanted to give more space for my root and home partitions (they ...
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135 views

14.04 will not resume after a suspend

Resume failure after suspend. As it resumes, it flashes at a low interval from complete black to black with _ at the top left of the screen. I have the following configurations, let me know if you ...
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0answers
38 views

Can't reconnect to wired internet after waking laptop up from sleep, without restarting

When I wake my computer up from sleep, it just sits there, attempting unsuccessfully to reconnect to my wired internet. (It has no such problem with wireless internet.) The only solution I've found is ...
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2answers
97 views

Wireless won't connect after resume - adapter is not asleep

Running 14.04 on a Samsung N150. I am having the same problem as described in this post To reiterate, this is NOT the 'adapter sleeping' problem; it sees the network(s) and starts trying to connect ...
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1answer
98 views

Temporary freeze at login screen after suspend

I'm currently dual booting Ubuntu 14.04 LTS with Windows 8.1. On Ubuntu, when I wake up my system after a suspend, I'm taken to the login screen, as I'd expect. However, the system is consistently ...
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1answer
133 views

HP Pavilion G6 Won't Suspend with Ubuntu 14.04

My HP Pavilion g6-2268ca with Ubuntu 14.04 won't suspend. when the lid shuts the fan never cuts off. i've checked my settings under power management and everything looks good. when I manually click ...
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1answer
556 views

How to get xfce4-power-manager to work in Lubuntu 14.04?

I've had nothing but issues with it. On install, everything went fine, but I couldn't modify the lid action, and the suspending was very buggy - sometimes it worked, sometimes not. Then I found out ...
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0answers
71 views

Resume failure after suspend

I have a system comprised of the following: Gigabyte ep45-ud3p motherboard Nvidia GeForce 9400 GT video card Ubuntu 14.04 operating system (64 bit) I am using the following video driver: Nvidia ...
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17 views

Extend Bluetooth Mouse Sleep?

04 for quite some time now and i dont have any issues with my bluetooth mouse. I just find something very inconvenient, and that would be: Bluetooth mouse sleeps and does not respond when not in use ...
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2answers
73 views

Laptop not working after suspend 14.04 lts

Whenever I put my laptop (HP Pavilion: g6-2051SD : amd a10 4600, 6 gb dd3 ram) in suspend state and try running it again, after a while nothing happens. The fan does start blowing but the screen stays ...
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1answer
125 views

High fan speed after suspend

It seems this is a common problem, but I still cannot find a good solution. After a cold boot, my laptop runs perfectly, but after resuming from suspend, the fan kicks in to 100% and blows out cold ...
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0answers
41 views

How can I have tcpdump write to a memory buffer rather than file?

This script I wrote to suspend my media server when not in use. I know there are probably more efficient ways to write this, but I am a beginner. This is really my first script I've ever written. I ...
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41 views

Suspend wake problem trusty

Running: Dual boot Win7 and Ubuntu 14.04 on an Intel® Core™ i7-2670QM CPU @ 2.20GHz × 8, GeForce GTX 580M/PCIe/SSE2. Driver is nvidia 331.38 tested proprietary. Upon wake from suspend I'm getting ...