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 does not resume after suspend - Lenovo IdeaPad z510

My OS hangs during starting resume. (Suspend works fine.) System can be rebooted only with CTRL + ALT + Print Screen + REISUB. I have tried downgrade kernel. It does not work( "mce: [Hardware ...
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23 views

is there a way to turn the computer of by it self at a certain time of the day?

for a long a long time its been a problem for me(the human) to go to sleep early. A part of the problem is definitely that I often been to long by the computer at night i mess up my day rhythm and my ...
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12 views

Laptop goes to sleep if i close the lid during startup?

I just discovered something weird today. On my system running Ubuntu 15.10, I have set that closing the lid doesn't put my laptop to sleep. But if I close the lid while my pc is starting up or ...
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8 views

How to enable suspend using cron

I am using i3 as a windows manager, and battery low detection goes by the wayside... I sometimes find my PC drained and dead after leaving it to do some work. I found a couple of good battery low ...
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258 views

Desktop went to sleep during release upgrade

Every post I see here is either a laptop, or somebody who restarted their computer whilst asleep mid-upgrade. My case is neither. So I started a release upgrade from 14.04 to 15.10, some 10 hours ...
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24 views

Ubuntu fails to “Suspend”

If I try to "Suspend", the screen turns black for a second or two, and then again wakes up, with screen locked! This is the output of cat /var/log/syslog | grep PM: Feb 11 02:44:09 jatinderjit-Ub ...
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6 views

Sometimes graphic issues (flickering) after resume from suspend (ThinPad X250, Kubuntu 15.10 Wily)

I have a ThinkPad X250 running Kubuntu 15.10. Sometimes, after resume from suspend the monitor starts flickering from time to time. After restarting the machine everything works fine again. Is there ...
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20 views

Whenever I press the power button in the login screen, my computer shuts down immediately

I sometimes leave my computer for long periods of time, and after a while, my computer will require a password to re-enter the live session. However, when I come back, since the screen has already ...
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9 views

My external harddisk never sleeps

Although my external HDD is running idle all the time, it never sleeps (I run it 24/7 and didn't use it for at least the last 5 days). Is there some way to handle that? It's kinda hot, as if it was ...
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19 views

14.04 Wifi doesn't turn back on after sleep

Related questions have been asked quite often, but the solutions mentioned in those questions don't seem to solve my problem. This quesion seems to be on the right track and I use it as a general ...
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1answer
21 views

Turn off display while lid is closed but prevent sleep on ubuntu server

I am currently running ubuntu server 14.04.3 on a macbook. I have managed to close the lid while preventing the system from sleeping but it does not turn off the display however it does turn off after ...
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22 views

Ubuntu 15.10 wakes up immediately after suspend but only once per boot

got a bit of a tricky one here My computer is running 15.10, and whenever I suspend it for the first time after powering it on, it wakes up immediately after it suspends. After that initial suspend, ...
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47 views

Custom hibernation command on Xubuntu 15.10

I have found, that I have problems with hibernation on my machine running Xubuntu 15.10. With many attempts I found, that the only way to hibernate is to type following commands (according to this ...
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27 views

Ubuntu 15.1 on ASUS has suspend/wake-up Issues

I've ASUS A555D laptop with FX-8800P APU (combined CPU - GPU) and Radeon R8 M350DX 2GB graphics. I have installed Ubuntu 15.1, Oddly enough because it didn't have issues with the APU and video like ...
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23 views

External monitor issue for ubuntu14.04 on 13" HP probook 650

Fresh install ubuntu14.04 on HP probook 650, no dock station, attached external monitor detected and the desktop displayed on the external monitor. The problem is, if the laptop is awaken from ...
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11 views

How to pause GParted Move Operation?

I have to suspend my laptop whenever there is electricity breakdown in my area. But there is no option to pause the operation. Anyone know a hack that can do it. Will suspending my laptop pauses the ...
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31 views

Shut-down/Restart/Power-up “work” as Suspend on a Lenovo g50-70 running Ubuntu MATE 15.10

As the title suggests; when it comes to shut-down/restart both suspend the laptop unless I go with sudo -shutdown which works as expected. When powering-up, it goes through the GRUB (since I'm ...
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43 views

Ubuntu 14.04 takes too long to connect to wifi after wake up from suspend

It takes approximately 45 seconds to connect to wifi after suspend. I searched internet for solution and found this: https://bugs.launchpad.net/ubuntu/+source/network-manager/+bug/274405/comments/74 ...
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25 views

Laptop battery started discharging rapidly in 15.10, even during suspend. Powertop points to wlan0

I don't know the exact timeline of this problem but my Dell L502X XPS 15 laptop is having battery problems . Symptoms Battery discharges very rapidly (like, in 1 hour) when in use (instead of 4 ...
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16 views

Not coming out of suspend

I have Ubuntu 14.04 on an HP Compaq Small Form Factor and suspend is giving me issues. I can go into suspend, but, when I try to come out, the computer will seem to start to un-suspend. However, the ...
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1answer
13 views

Ubuntu-Gnome 14.04 not suspend when inactive

Suspending is working properly when I do manually or set time for inactive shorter than turning screen off timer but I want to turn screen off earlier and suspend the machine after 1-2 hours but it's ...
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1answer
75 views

A strange problem with Kubuntu 15.10

I have been using Fedora for ages, but the new laptop that I purchased came with Ubuntu installed and I decided to give it a try. I regretted it almost immediately but continued out of sheer ...
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118 views

Why does my thinkpad log in automatically if I lock my screen, shut my lid and then reopen it?

I've noticed some strange behaviour while working today. If I lock my screen with ctrl+alt+l it takes me to the login screen. If I then decide to shut my laptop it suspends correctly. But when I ...
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12 views

Why does ctrl + alt + f2 put Thinkpad into a TTY but when docked it puts it to sleep?

When I hit ctrl + f2 on my Thinkpad I get a tty, great. However, when I hit ctrl + f2 with an external keyboard (MS Natural if it matters) when I am docked it puts me to sleep. What is going on ...
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11 views

Close some apps before suspend automatically?

When I suspend the system leaving some heavy on RAM apps active, the system crash on the wake from suspend. So right now, I manually close those apps and the system never crashes when awaken. Is ...
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1answer
27 views

Desktop entry, or other convinent but safe way to exec multiple statements,

I'm running Gnome on Ubuntu 15.4. I want to execute two or more actions at once, but let's try with two: sudo pm-suspend gnome-screensaver-command -l pm-suspend has been added and allowed to be ...
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1answer
75 views

UBUNTU 15.10 BLACK SCREEN AFTER SUSPEND Acer Aspire

I am using an Acer Aspire V15 with nvidia 840m dedicated graphics card. Everytime I shut or suspend my laptop and try to wake it up the screen light turns on but the screen remains black with a white ...
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53 views

How to clean Firefox after crashes?

Firefox (43) has become very unstable due to improper termination from frequent system reboots necessitated by Ubuntu 14.04's lack of reliable suspend/hibernate support for NVidia devices. Now it just ...
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40 views

Wifi is disabled after waking from suspend

On my HP 17 pavilion notebook WiFi is disabled after waking from suspend. It says "WiFi is disabled by hardware switch" lspci -knn | grep Net -A2 08:00.0 Network controller [0280]: Realtek ...
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19 views

USB Mass Storage Devices not detected after Suspend/Resume

One problem I have after Resume is that all USB Mass Storage devices are gone, even after replugging them, they dont appear anymore, I need to reboot. Now I already have a Pulse-Audio Problem after ...
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1answer
23 views

Pulse Audio does not work after Resume

Hy, After Suspend - Resume Sound Applications still play, but there is no sound. I need to issue (in a shell) /usr/bin/pasuspender /bin/true then sound is there again. This command of course ...
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16 views

LXDE battery monitor not warning when battery is low

I am running Lubuntu 15.10. In prior releases, I would receive a low battery warning, but now, though Battery Manager shows an accurate remaining battery indicator, I get no pop-up warning when the ...
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2answers
51 views

Computer shuts down after some hours of sleeping while unplugged

When I put my computer to sleep, close its lid, and unplug the power from the wall, then it will shut down automatically after about 2 hours. It is not like the battery is dying, because when this ...
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70 views

Unload saa7164 module for Hauppauge 2250, and stop tvheadend to suspend Ubuntu 15.04

I'm a noob when it comes to using systemd. I'm running Ubuntu 15.04 with the Hauppauge 2250 TV tuner. Unfortunately, the driver/module for the 2250, "saa7164", is not compatible with suspend/resume so ...
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10 views

The “square” screen after awakening from suspend mode

I am new in Ubuntu. My laptop is Dell 5110. When I wake up my computer from suspend mode, the screen first appear normal for 2 seconds and turn into square; height and weight is same, ugly :/ ...
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35 views

Ubuntu 15.10 long shutdown and suspend time after installing nvidia drivers

I installed ubuntu 15.10.The installation was smooth and the pc booted and shutdown fine.I followed this tutorial to install nvidia drivers.The drivers installed fine and were in use as confirmed in ...
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52 views

Ubuntu 15.10 Freezes on Resume after Suspend

I've been searching for an answer; but, nothing I stumble upon seems to be related to my issue. Simply, I bought a new Ubuntu laptop from System76 (Gazelle), and chose Ubuntu 15.10 for my OS. Every ...
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78 views

Suspend and Shutdown not working in ubuntu 15.10

I'm running Ubuntu 15.10 on a razer blade 14 2013 with kernel version 4.2. Everything is currently stock. Unfortunately, suspend (both doing it manually and closing the lid) as well as shut down do ...
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20 views

CPU and system Fans won't stop in Suspend Mode in Ubuntu 15.10

Installed Ubuntu 15.10 in UEFI on new Asus built PC with skylake processor. Ubuntu 15.10 is the sole OS on this machine. Intel inbuilt HD graphics with NO external Graphics Card. Now when I ...
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1answer
33 views

My computer freezes at startup *ERROR* rv770_set_sw_state failed

My computer often totally freezes at startup. I have to reset computer. Some say that I could have problems with power supply. When operating system is loaded, it is operating normally. This error ...
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18 views

thinkpad yoga s1 heats up when lid closed and wont turn on again

I recently installed ubuntu on my yoga s1 and occasionally when I close the lid and go to open it later my computer is quite warm to almost hot. When I open the lid the screen wont turn on and I have ...
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21 views

Frozen login screen after suspend

After suspending my computer, I sometimes encounter a login screen that is frozen. The mouse can be moved, but I cannot interact with anything such as the passcode field. This happens on my HP ...
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27 views

Gestures not working after Suspend/modprobe - Dell Inspiron 13 7000

So I just recently bought a Dell Inspiron 13 7000. I saw several blog posts saying it played nicely with linux. I have having a few issues though. Intermittently, upon resuming after a suspend, the ...
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23 views

Won't suspend-screen locks with black screen and cursor

When I leave my computer alone and the screen blanks after X minutes. Then instead of going fully blank, then suspending after the set time I'm left with a black screen with my cursor. If I touch the ...
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1answer
39 views

Wifi doesnt work after wake from suspend

After waking from suspend, my wifi doesn't work. I'm using a USB wifi adapter. In the Network Manager indicator dropdown, "Enable networking" is checked, "enable Wi-Fi" isn't appearing at all. When ...
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41 views

Xubuntu 15.10 - fail to suspend

I am running xubuntu 15.10 on an lenovo s10e. I must say I use suspend feature quite a lot. Sometimes though when I suspend, screen stays black, all netbook's lights stay on and also fan stays on. ...
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32 views

Can't unlock after wake, no login box on black screen, or scrambled normal screen

EDIT: Forgot to mention this is a newly configured box at work as of a few weeks ago. The comment about drivers is probably the trick but still looking to accept an answer that identifies logs I can ...
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1answer
29 views

xubuntu 15.10 display popup after suspend

I have installed xubuntu 15.10 and after I disabled "lock screen when system is going for sleep" under power manager --> security. I get a popup of the display settings when the pc wakes up. If I ...
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0answers
14 views

ubuntu 14.04 closes all programs upon awakening

When I open my laptop after it was closed it will open up with all programs closed and a window that says system program problem detected; if I report it I get told that there was an internal error ...
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1answer
51 views

Change power options for Ubuntu Server via terminal

I have installed Ubuntu Server 14.04 on a laptop. I want to change some power management options from the terminal (I don't have GNOME or a GUI installed, and I don't want to either). The current ...