computer low-power mode, including suspend-to-RAM and suspend-to-disk

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Suspending fails when a USB mouse is connected

When I try to suspend my Ubuntu 14.04 (with KDE environment) using sudo pm-suspend it fails unless I disconnect USB devices, e.g. USB mice and flash drives. Is there a way to solve this problem? ...
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1answer
34 views

what tools to investigate failure to suspend on laptop lid close?

My laptop sometimes suspends when the lid is closed, and sometimes doesn't. Here's some output from journalctl, which shows the suspend triggering maybe one in five or six times -- Logs begin at Sat ...
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36 views

Linux Mint Doesn't Stay Suspended

I recently installed Linux Mint 17 and I really like it despite some issues I have encountered. My most recent issue is that when I close the lid of the laptop to suspend it appears to suspend for a ...
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35 views

nvidia card doesn't turn off during suspend-to-ram

An update to this question now that I have more information and i have localized the problem: So the situation is the following. If I suspend-to-ram my system, the nvidia card powers up just prior ...
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86 views

Huge battery drain during suspend to ram - 12%/hour - nvidia card doesn't turn off

UPDATE: So I tracked down the issue. It seems the nvidia card powers up right before suspend. This is expected bbswitch behaviour: [ 4195.214014] bbswitch: enabling discrete graphics But for ...
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0answers
42 views

Synaptics touchpad inactive before suspend, active after resume

I'm running Ubuntu 15.04. I usually disable the touchpad. (because my palms make the cursor jump all over the screen!) When I suspend (by closing my laptop's lid) and then resume (by opening the ...
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67 views

“Illegal instruction (core dumped)” in __lll_lock_elision() for various programs after suspend with initramfs (Arch/Manjaro)

I am getting random "Illegal instruction (core dumped)" on various programs in my Arch Linux system, since I ran some system updates. The crashes are quite random. E.g. sometimes "git status" crashes ...
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15 views

Windows scattered across virtual desktops after waking up from sleep

My setup is two external screens connected to a docking station and the laptop screen all running (thanks, Lenovo!). I have four virtual desktops (Ubuntu 14.04, Unity). At any point I might have one ...
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60 views

Is my MacBook Air sleeping under Debian Jessie?

I frequently notice the Apple logo lights up relatively briefly when the lid is closed on my MacBook Air running Debian Jessie. If I suspend with the lid open then the lock screen briefly appears and ...
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0answers
56 views

some function buttons not recognised (even at scancode level) after resume from sleep

As in the title, some function buttons are not being reconised after resuming from sleep. systemctl suspend is used. The buttons work fine after boot and before the sleep but not after. I have tested ...
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28 views

Unable to prevent keypresses from unsuspending laptop

It appears that due to the poor build of my laptop, keys sometimes get pressed in my backpack, even though the lid is closed. This causes it to silently resume from sleep, then overheat and drain the ...
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70 views

USB Wireless Adapter not detected after suspend

I am using an external USB wireless adapter (EnGenius Wirelss 11N) on Elementary OS Freya running on a Dell Vostro 1510. Whereas the USB wireless is detected and connects when plugged in, it is not ...
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33 views

Screen doesn't lock properly when remote desktop is in use

I am using Debian8 (Jessie) when I use the remote desktop remmina, to connect to an XP box the sleep function doesn't lock out the remote host properly. This is a security bug I think. When I return, ...
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2answers
61 views

Power button does not trigger suspend (nor anything)

I would like to set the power button in my laptop to initiate suspension. Note that I can trigger suspension by closing the lid, or using pm-suspend, so the problem is the button, not the suspend ...
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171 views

Black screen after suspend or hibernate - using Kali (Debian-based) distro with Nvidia drivers

I've installed Kali linux for some penetration testing practice, and I've been very happy with it so far, except for one thing - since installing the Nvidia drivers, I can no longer suspend the kernel ...
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1answer
39 views

Figure out at what time the machine was suspended

I suspended my machine and now got back to work. I want to figure out at what time I suspended the machine. Is there any way to somehow look up the time?
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242 views

Suspend option disappear from shutdown dialog on Mint 17.1 Cinnamon

Previously I have a "Suspend" option when I open shutdown dialog, not sure why (probably because I did a apt-get upgrade I found the "suspend" option has gone: Another thing is even I set my power ...
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1answer
34 views

Is there a way to suspend an process belongs to shell A and foreground it in shell B?

I knew how to suspend one process and bring it into foreground in current shell, but I have no idea about that If I have run a process in shell A and now I want to bring it into foreground in current ...
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1answer
41 views

Where do my keypresses go ?

Scenario (Ubuntu 14.04.2) : I wake Ubuntu from suspend. I know (from past experience) that it only takes 2 or 3 seconds for the lock screen to become available. My monitor, however, takes longer - ...
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25 views

Perform task on waking up from suspend

I have program that misbehaves when my pc wakes up from suspend to ram, it starts using up to 40% of processor time so i usually have to kill it manually. How can i set specific command (pkill in ...
2
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1answer
84 views

Disable suspending at kernel level (independent of distribution, DE and logged user or login screen)

I have a not very well working gfx card (nVidia geForce Go 7400) in my old laptop which prevents the screen from switching back on after waking up from suspending. The system (Ubuntu 14.10) resumes, ...
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78 views

Disable KMS on Debian Sid

I've recently started having trouble resuming my Sid laptop from suspend. I'm not sure if this was caused by an upgrade or by me tinkering to try and get a splash screen working, but anyway, I have my ...
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1answer
578 views

Fedora 21 - Problem waking up after suspend

I recently installed a Fedora 21 64-bit workstation. In the Power tab of GNOME Tweak Tool, I set the option Power Button Action to Suspend - The power indicator LED on my laptop usually starts ...
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1answer
182 views

Kernel ATA Exception after resume from suspend to RAM

After resuming from suspend to RAM, my Arch Linux system freezes and becomes permanently unresponsive. However, I managed to pull the following kernel log: kernel: sas: Enter sas_scsi_recover_host ...
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1answer
210 views

Why Linux inside KVM gets busy after I put the host to suspend-to-ram?

I run another Linux instance inside KVM on my laptop. When I suspend-to-ram the laptop and wake it up again, the guest Linux starts consuming 100% CPU for some time (maybe proportional to the sleep ...
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46 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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2answers
394 views

Suspend button does not work when xscreensaver is active on xfce Debian

I've Debian jessie and xfce. When I push the power button, my system is suspended. When I press any key on my keyboard the system wake up and I get the login prompt of Xscreensaver (screen lock is ...
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41 views

Show history of computer usage

I know the last command can show me a history of when I last logged in/out, and I also know that I can use /var/log/pm-suspend.log to find out when the computer has awakened from a suspend mode. ...
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1answer
607 views

suspend doesn't work after upgrading to Debian 7.8

On 2 partitions of my HD I have installed Debian 7.7 and Debian 7.8 (upgraded from 7.7). The first OS has "suspend" to ram or disk working, the latter not anymore. I made some tests, changing home ...
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147 views

Unable to suspend on MacBook 11,1 on Ubuntu 14.04

I just finished installing Linux Mint 17.1 on my MacBook 11,2 (2013 model, 13.3") and have just wrapped up fixing most of the problems. One problem remains: I can't suspend (and by consequence, ...
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579 views

Black screen after resume?

I have an Asus laptop (Cr400) running Mint 17.1. If the machine is put into sleep and then resumed, I get a black screen. I can use Ctrl -Opt-F1 to switch to a command line, but that hangs at a ...
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29 views

No video on tty after sleep

I have Debian 3.2.63. After I push 'Sleep' button and come back my TTY do not work, only X11. Anybody know how restore video parameters after suspend?
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71 views

Running script before suspending while using dbus

I have a file: /etc/pm/sleep.d/85rmNvidiaModule. In it I have: #!/bin/bash case $1 in suspend) echo "Oh, this time we are doing a suspend to RAM. Cool!" sudo modprobe -r ...
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240 views

How do I prevent SD card from dismounting when suspended?

I have Android Studio installed in my SD card. When it's running and the system is suspended, java starts throwing a bunch of I/O error. Is there a simple way of disabling this so that the SD card ...
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0answers
88 views

Suspend options with KDM greeter

I am not able to suspend my desktop to RAM from the KDM greeter. I am able to suspend it to RAM when logged into KDE using the sleep option from the logout menu and by pressing the sleep key on my ...
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0answers
487 views

Cannot go in sleep mode in Linux Mint

I'm using Linux Mint 17.1. Whenever I try to put my laptop in sleep mode, it seems to do it for a second then wake up immediately. I've checked the logs but cannot see why could wake it up right away. ...
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0answers
40 views

how to identify process which blocks suspend/hibernate

I have an intermittent problem with a laptop that doesn't sleep/hibernate after lid is closed. And I have no idea why. I suspect that some process blocks sleeping/hibernating. How can I identify ...
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1answer
36 views

How to propagate TSTP while running a program as a different user

I'm running a terminal application via "su" in this fashion: su -c "/path/to/app --args" username This is done from a root context, and 'username' is a less privileged user in the system. The ...
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2answers
127 views

How is RAM shared between multiple OS on suspend?

Just a quick question really. I noticed that on either partition, Linux or Windows, that I may suspend either system and then boot into the other. Since suspending an OS does not write data to disk, ...
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368 views

Debian blackscreen after suspend

After fully updating my laptop after a few weeks downtime and now the suspend function isn't working anymore. It does suspend my laptop but on the wake-up it only starts the HDD agian but the ...
3
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2answers
78 views

Lock system after awake suspend (incl. forced-shutdowns system after countdown)?

For speed and convenience I do not shutdown my system when I am only gone some minutes, but do a pm-suspend! When the system "unsuspends"/resumes I would like that there is a (screen)lock (on X and ...
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1answer
343 views

What is the suspend procedure in KDE?

I've been reading this question, and I'm wondering what is the procedure for suspending in KDE? Whether to RAM or to disk.. When I click suspend, or close the lid, what gets triggered? What is the ...
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2answers
294 views

Suspend to RAM not working

I get following error when I try to suspend my laptop: failed to check authorisation: GDBus.Error:org.freedesktop.DBus.Error.Service.Unknown: The name org.freedesktop.PolicyKit1 was not provided by ...
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173 views

Why does my Before=sleep.target service run *after resuming*?

I've defined the following service to start a screen locker before suspending: $ cat /etc/systemd/system/screenlock.service [Unit] Description=Lock X session using slock Before=sleep.target ...
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0answers
82 views

Mouse + network turned off after suspend

(After upgrade from Debian Wheezy to Jessie), my mouse is not turning on again, when I wake up my computer (from suspend-to-ram sleep). Is there something that I can add to /etc/pm/... ? ...
1
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2answers
447 views

Debian jessie cannot suspend anymore

I'm using Crunchbang Waldorf with the Jessie repositories, and suspend functionality has recently been broken. It seems that UPower, the tool Crunchbang used to suspend, just removed suspend ...
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149 views

Enable suspend in linux mint in a dell xps-17

In my vain attempt to get hibernation working in a dell xps-17 by installing (I'm seriously considering getting a mac cause it just works) a hibernate package I have lost my ability to suspend. How ...
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334 views

how to run a user script after systemd wakeup?

When my debian jessie desktop box wakes up from sleep (via the new shiny systemd) my mouse settings are returned to their defaults, having reset my customisation xinput set-prop 12 'Device Accel ...
7
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1answer
2k views

How to run systemd user service to trigger on sleep (aka. suspend, hibernate)?

Based on various sources I have cobbled together ~/.config/systemd/user/screenlock.service: [Unit] Description=Lock X session Before=sleep.target [Service] Environment=DISPLAY=:0 ...
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303 views

Resume from Suspend/Hibernate issues

I have a peculiar problem while trying to resume from both suspend and hibernate. I believe the problem to be within the kernel itself since I have tried different distros (Ubuntu, Suse, Mageia) on ...