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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61
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0answers
2k views

How do I enable Ubuntu (using full disk encryption) to call LUKSsupend before sleeping/suspending to RAM?

This question is related to another one by @Stefan, but it is not a duplicate of it. The questions are slightly different: the author simply wanted to know if this had been implemented, while I'm ...
4
votes
0answers
170 views

How can I prevent my laptop auto suspend (due to critically low battery) from looping?

I have an Acer Aspire 5750G on Ubuntu 12.04LTS and I've got a problem: Battery critically low > suspend > wake up instantly (I don't touch ANYTHING) > suspend > wake up.... power outage > dead. I've ...
3
votes
0answers
93 views

No touchpad and keyboard on Toshiba Sattelite at start

I have a big problem because I can't log in to Ubuntu on my computer, because when I see the login screen, nothing works. Originally, I solved the problem using this soplution (I pressed NumLock when ...
3
votes
0answers
328 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 ...
3
votes
0answers
282 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 ...
3
votes
0answers
236 views

Command “xset dpms force on” after resume

I Use Lubuntu 13.04 and the LVDS Display only works if you use the "nomodeset" option is set in grub. (The VGA Display works without a problem...) After a resume i only can see on the LVDS Display ...
3
votes
0answers
330 views

Wireless Problems After Resume

[Edit 3: Before you read all of this, I don't think this is a software issue anymore, so I'm not sure if there's a real solution that can be offered. I saw this video and read some of the comments. It ...
3
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0answers
229 views

Switched to Compiz for OpenGL on Xubuntu 12.04, now laptop screen doesn't turn on after a suspend

I recently added the CompizConfig settings manager to resolve screen tearing while watching full screen video (it worked! no more tearing!) but now every time I close the laptop screen and the system ...
3
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0answers
165 views

How to tell if laptop was woken by rtc?

Say I set my laptop to wake every morning with rtcwake (e.g. echo $(date +%s 'tomorrow 08:00') > /sys/class/rtc/rtc0/wakealarm in a cron job or in /etc/pm/sleep.d/99-set-alarm.sh). Now, I'd like ...
2
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0answers
95 views

after 14.10 upgrade x session locks after resume or vt switch

Since upgrading from Ubuntu desktop to 14.04 to 14.10, I am having an issue with with my X session becoming unresponsive when resuming from suspend or switching virtual terminals. It occurs with ...
2
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0answers
187 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 ...
2
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0answers
39 views

Is it possible to suspend applications?

The main idea is to add a "suspend" button to the title(behind the "quit" cross button) of the application window that will copy the memory taken by application to swap/local storage with pid ...
2
votes
0answers
128 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 ...
2
votes
0answers
215 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 ...
2
votes
0answers
46 views

Ubuntu 14.04 - Blocked after suspending

I've updated my Sony Vaio PCG-3C1M to Ubuntu 14.04 and since then I have this issue, when the laptop goes for suspension, usually when the screen is closed, the laptop can't "wake up" after that. ...
2
votes
0answers
132 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 ...
2
votes
0answers
69 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 ...
2
votes
0answers
119 views

/sys is mounted read-only and this stops my laptop from suspending to RAM

My laptop has recently started to fail to suspend to RAM from time to time. I've completely re-installed Kubuntu 14.04 (trusty), but the error comes back intermittently. Looking at ...
2
votes
0answers
239 views

NOUVEAU on 2013 15" macbook 14.04 crashes on resume

I have a 2013 Macbook Pro 15" (Macbook 11,3). My laptop works perfectly fine except awaking from suspend. I can see the screen, the keyboard does not work after waking up and my laptop (at least my ...
2
votes
0answers
1k views

Mouse and keyboard not working when i resume after suspend ubuntu 14.04

I installed ubuntu 14.04 on my Dell inspiron 5537 by USB. Everything worked fine, but after i resume my computer from suspend my touch-pad and my keyboard are not responding. So, i tried to reinstall ...
2
votes
0answers
181 views

Ubuntu 14.04 Suspend Resuming Issue

I've had a problem with the "Suspend" feature on Ubuntu, and generally when you get a problem you look online for a fix, which I have done and I haven't found a fix, all I have found is other people ...
2
votes
0answers
511 views

Wireless Adapter Disconnects after Suspend on 14.04

After suspending and resuming my machine, my wireless networking fails to reconnect. Running nmcli nm shows the following: Before: RUNNING STATE WIFI-HARDWARE WIFI ...
2
votes
0answers
55 views

Why is that my ubuntu clock is not working during the time I put in sleep mode

When I set time in ubuntu it's working fine, but soon after putting in sleep mode, it's not working. Let's say the time is 3:00PM and I suspended the laptop for 2 hours. It's now 5:00PM but when the ...
2
votes
0answers
109 views

Prevent network card disabled on suspend

Since upgrading to 14.04 I can no longer wake on lan my laptop. This is because the network card seems to be disabled when I suspend ubuntu. Is there anyway I can prevent this from happening?
2
votes
0answers
1k views

Ubuntu 14.04 LTS desktop not getting shutdown

My Computer : Intel i5-4440 Quad Core on Intel Motherboard DB85FL (built-in graphics). I upgraded to Ubuntu 14.04 LTS from 13.10 through 'Software Updater'. The process was fully automatic and ...
2
votes
0answers
92 views

How can I suspend the way that ubuntu does?

I would like a command I could map to a button or execute within my network. So far I know the command sudo pm-suspend but I could not make pmi action suspend work on either 12.04 nor 14.04 : Error ...
2
votes
0answers
48 views

Determine which device resumed PC from suspend

I'm running Ubuntu 13.10 as a HTPC and have configuring the PC to resume from suspend in order to record scheduled live TV programs. This part works fine. What I want to do now is determine what ...
2
votes
0answers
292 views

Prevent resume from suspend on lid open for 14.04

I'm running Ubuntu 14.04 on an Asus n550jv. I had this problem in 13.10 also. I want to disable resume-from-suspend when the laptop lid is opened. The traditional answers to this involve echo "LID" ...
2
votes
0answers
634 views

Error mounting SD card when returning from suspend

I have a 128 GB SD card that I use for permanent storage in my Lenovo Thinkpad X1. I've mounted it in /etc/fstab with this line: UUID=37733366-e936-41df-983a-f084352b3a5b /home/kristian/sd128gb ...
2
votes
0answers
57 views

Black screen after screen off on 13.10

I swtiched "Turn screen off when inactive for" to 3 minutes and Lock screen after screen goes off to on. The problem is that after the screen is off, when I try to come back I can`t do anything, the ...
2
votes
0answers
268 views

How can I prevent hibernating if CPU usage is above say 40%? (Plex, Couchpotato, Transmission)

I am using a netbook as Plex Media Server. I use wake on lan to start Ubuntu when I feel like watching a movie. Windows prevents my pc from going into hibernation when Plex is streaming a video to a ...
2
votes
0answers
195 views

Module acpi not found

My OS is 12.04, I'm not able to suspend and wake up my PC at given time, or better if I run sudo rtcwake -m mem -s 120 My PC enter suspend mode and the power-on light turns up after 2 minutes, but ...
2
votes
0answers
57 views

What's breaking suspend

I have problem with suspend, every morning around 7am my computer wakeup. I do not wish it to do it because it sometimes drains my battery if not in charger. How do I fix this? :) Ubuntu 13.10, AMD ...
2
votes
0answers
2k views

How to disable xscreensaver lock on suspend?

I have recently installed Ubuntu 12.04 LTS and have installed xscreensaver. As I am the only user on this computer and I am only using the computer for music, movies, and some web browsing I have no ...
2
votes
0answers
77 views

Ubuntu 13.04 dimming screen flickering

When Ubuntu goes to sleep, the screen dims slowly before turning off. As it is doing this, about every second, the screen flashes back to maximum brightness before returning to dimming. My graphics ...
2
votes
0answers
596 views

Disabling suspend/sleep/hibernate on a headless Xubuntu

I'm running Xubuntu 13.10 headless via ssh and tmux. Whenever I leave the machine, making sure to have a tmux session opened, it will invariably crash after about an hour. The sign it has crashed is ...
2
votes
0answers
73 views

How to prevent Ubuntu from suspend

I have a problem with automatic suspend in my ubuntu. I have following settings but even that I have plugged computer in it is suspended How to fix this?
2
votes
0answers
180 views

Garbled screen after return from suspend 13.10

Configuration: Asus motherboard m2n68 w/onboard Nvidia Geoforce 7025 and nforce630a chipset. I've tried the Nouveau driver, and Nvidia 304,173. Everything works great with Nvidia except return from ...
2
votes
0answers
249 views

How to check what suspends? Lubuntu saucy

I have a Nokia Booklet 3G and I have a problem (not one, actually) with Poulsbo suspend/resume. I installed Lubuntu saucy (beta), which runs smoother than previous versions (it actually boots, unlike ...
2
votes
0answers
304 views

Lenovo T420s won't wake up from suspend / 13.04

My Lenovo T420s on Ubuntu 13.04 notebook suddenly stopped waking up from suspend. It used to wake up when opening the lid, but now the screen stays blank, the power button slowly flashes and doesn't ...
2
votes
0answers
159 views

Strange messages when suspending/hibernating

While suspending or hibernating, a terminal is shown. Normally it's blank, but lately it's been showing messages like these: [ 429.276100] i2400m_usb 2-1.5:1.0: device reset on resume: ...
2
votes
0answers
206 views

PulseAudio Equalizer doesn't survive neither suspend nor hibernate

First time Ubuntu boots up it's fine. I can listen to the music and the sound is equalized. Then if I suspend the PC or let it hibernate then, after I have woken it up, the sound becomes plain. If in ...
2
votes
0answers
370 views

Wake up from sleep with GPIO (I2C)

My situation: Ubuntu 10.10 running on an Atom driven main board The main board has a GPIO chip integrated (F75111 by Fintek). They communicate through I2C (SMBus). We have a driver running that ...
2
votes
0answers
162 views

Xorg intermittently restarts after suspend

I have Ubuntu 12.04 on a Toshiba laptop. About one out of every three times, when waking from suspend, it wakes up normally and works for anywhere from 10-45 seconds, then the screen goes black, then ...
2
votes
0answers
254 views

Computer turns off after suspend

I've run into this rather odd issue. In Ubuntu 12.04, with the latest kernel update, the computer will not wake up from a suspend. Much worse that that, it starts to load, immediately turns off, and ...
2
votes
0answers
223 views

After upgrade to 12.04, suspend locks my laptop

After upgrading to 12.04 suspend no longer works. Going into suspend seems to work, screen, fan, disk and LED's shuts down. When trying to resume I can hear the fan staring up for a second or two ...
2
votes
0answers
422 views

STANDBY/SUSPEND TO RAM does not work - ASUS EeePC wakes up immediately

I'm using 12.04 on a ASUS 1201 EeePC. Hibernation works well after re-enabling (thanks for that post!), but the SUSPEND mode does not persist. After switching the Netbook off it is awaking immediately ...
2
votes
0answers
740 views

Doesn't suspend when closing lid on a Dell Inspiron N5110

This is what advanced settings tell me: Shell > Laptop lid close action on battery > Suspend Shell > Laptop lid close action when on AC > Suspend The screen is on when I open the lid after closing ...
1
vote
0answers
8 views

black screen after resuming from suspend

My laptop screen goes black after I resume it from suspend. Nothing works, even restarting lightdm is useless. Please help NOTE: I have NVIDIA graphics card
1
vote
0answers
19 views

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 ...