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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6
votes
3answers
581 views

Dell Studio 15, Turnoff after suspend due to overheat, and does not turnon the fan as well [closed]

I am new to Ubuntu and linux as well, the thing is... I got strange problem with my laptop, I am not sure is the problem with my hardware or the os I got: Dell Studio 15 (ATI Graphics Card) with ...
2
votes
1answer
415 views

12.04-Laptop freezes everytime I close my lid [closed]

My 12.04 Ubuntu laptop freezes every time I close my lid. I have recently installed Gnome 3.8 on my computer and removed it because I did not like it. It is probably caused because of that. And now, ...
2
votes
3answers
1k views

Wireless doesn't reconnect after resuming on after the upgrade to Ubuntu 14.04 on my MacBook Pro.

I have a MacBook Pro with it dual-booting with Ubuntu 14.04 and Mac OS X, and a few days ago I upgraded Ubuntu from 13.10 to 14.04. When I suspend and then resume the system, wireless tries to ...
2
votes
1answer
583 views

No wlan after standby

since I use Ubuntu 13.10, I'm experiencing a bug: I activate standby I press any key to continue working on my laptop The computer is on again, but the wlan doesn't work. → The wlan network ...
2
votes
1answer
1k views

How to get suspend mode working?

I have a Sony Vaio VPCF11C5E notebook and Ubuntu 12.04, but my suspend mode is not working. Every time when I try to start the suspension mode, the notebook goes into the suspension mode. When I try ...
2
votes
0answers
261 views

How to enable Hibernate in 12.04? [duplicate]

Possible Duplicate: How to modify policykit to allow hibernation in upower? I just installed the new 12.04 beta on my Lenovo Ideapad U450. According to this thread Whither hybrid suspend? ...
2
votes
2answers
4k views

Keyboard not working after suspend to ram (sleep)

On a Sony Vaio VGN CS21S the keyboard doesn´t work after suspend to ram. Suspend to disk (hibernate) works though. Running a fresh install of Natty with Unity.
2
votes
4answers
10k views

Laptop does not wake up after sleep [closed]

Today afternoon i wanted to download websphere, so i started download and closed the lid and came back after 2 hrs and opened the lid.. I think laptop was running..but when i hit my enter button ...
1
vote
2answers
155 views

Suspend option is not working in Ubuntu 14.04

I'm new in the world of linux. I'm trying to learn it using Ubuntu 14.04 LTS version. My question is how to make the 'Suspend' option to work? Whenever i click that option from my laptop, the ...
1
vote
0answers
1k views

Ubuntu 12.04 HP dv7 cannot connect to wireless network after suspend [duplicate]

Possible Duplicate: Wireless doesn’t connect after suspend on an Asus K52F I'm running Ubuntu 12.04 on my HP dv7 laptop and every time I wake from suspend I am unable to connect to my ...
0
votes
1answer
1k views

Timed Shutdown - shutdown after 30 minutes [duplicate]

I am running Xubuntu 13.04, I got in the habbit of closing my Acer Netbook and forgetting about it for a week+. I open it up to find it has still been running. How do I set it to shutdown after 15 ...
-1
votes
2answers
1k views

Intel Centrino iwlwifi driver problem: wifi disconnects after suspend/hibernate, persistent problem since 14.04

This is a real shame and true frustration, I've long been Ubuntu advocate but now after hours and hours of wrestling with this bug I'm about to go back to the windows realm (or maybe another linux ...
11
votes
3answers
20k views

Suspend and wake PC at certain time

I want my PC to sleep at 04:58 and wake at 05:15, every day. How do I do that?
13
votes
2answers
12k views

how to resume download in wget which is integrated with firefox via flashgot

I use wget as a downloader. It is an excellent, outstanding application. I integrated it with Firefox using Flashgot. How can I resume a download which was stopped by a CTRL+C key press or a shutdown ...
8
votes
3answers
6k views

Ubuntu 13.10 suspend crashes KDE / black screen on wake

Setup I have a fresh install of Ubuntu 13.10, with KDE (installed via Ubuntu server disk and sudo apt-get install kubuntu-desktop). Problem Whenever I suspend the computer while in KDE (either via ...
10
votes
2answers
1k views

Automatically suspend if no one is logged in for 30 minutes

For a number of stationary machines here at the university, I would like to have a setup where the machines suspend themselves to save power 30 minutes after the last user logged out. How can that be ...
19
votes
2answers
1k views

What is the most “Ubuntu” way of preventing certain users from shutting down, suspending etc?

On a traditional Unix system, non-root users cannot do this. What is it that gives users this ability in modern desktop environments and how would I go about disabling this on a per-user or per-group ...
16
votes
7answers
81k views

How to prevent computer from automatically sleeping and/or hibernating?

I'm running Ubuntu 12.04, and my laptop* won't wake from sleep/suspend/hibernate. (Is sleep the same thing as suspend?) I'm not even sure which of these things it's doing. When I am done working for ...
13
votes
3answers
2k views

Suspend to RAM and encrypted partitions

Normally I don't shutdown my notebook any more in favour of using suspend-to-RAM. The downside is that my encrypted home partition is completely accessible after resume without entering the ...
7
votes
4answers
2k views

Suspend when critically low power 11.10

Is there a way to suspend when Ubuntu is at critically low power. The only option in Ubuntu 11.10 power setting is to shutdown or hibernate. I run my battery all the way down till it suspends then i ...
5
votes
2answers
4k views

Wifi doesn't work after hibernate but DOES work after suspend

I run Ubuntu 13.10 (though on 13.04 situation was the same) on Thinkpad E125 laptop I have very common problem - there were no WiFi after suspend. I've googled the problem and find solution that ...
5
votes
2answers
916 views

How do I detect when my system wakes up from suspend via DBus or similar in a python app?

In a background Python script I need to detect, when the system just woke up from suspend. What is a good way that does not rely on a root script but rather on python modules such as DBus? I'm new to ...
5
votes
1answer
1k views

Laptop shuts down upon waking from suspend

The computer enters suspend either by closing lid, choosing suspend from the top-right drop down, or hitting the power button and pressing suspend. It doesn't matter. I then attempt to wake the ...
11
votes
3answers
614 views

Ubuntu suspends when the lid is closed after pressing shutdown

I am running 12.10. Usually when I am in a hurry I press the shutdown button on the bar and close the lid of my laptop just after that. Often, I observe that instead of shutting down, the system ...
10
votes
6answers
9k views

Laptop Screen Black After Suspend

I'm a new user to Linux and i am running into an issue with suspend on my laptop with the following configuration Model : HP Envy m6 (AMD A10-4600M APU with Radeon HD Graphics) Operating System : ...
9
votes
2answers
5k views

How do I get a wireless USB keyboard to to wake Ubuntu 13.10 from suspend?

My PC with Ubuntu 13.10 is set to suspend after 30 minutes of inactivity. Up until it suspends I can resume working at any time using my Logitech K400r wireless USB keyboard. The OS defect/problem ...
9
votes
1answer
1k views

How to get suspend when idle if no user logged in (lightdm)

I can't figure out how to get Ubuntu 11.10 to suspend when idle from a lightdm login screen. I've found methods to do this from gdm, but even those reference configuration files that aren't present in ...
6
votes
3answers
3k views

15.04, 15.10 - Closing lid does not suspend laptop if connected to external monitor

Since the upgrade to 15.04 (update: 15.10 still same), my laptop's behavior on closing lid has changed: if it is connected to an external monitor, it will not suspend. In addition, all the windows are ...
5
votes
5answers
813 views

How do I get suspend working on an HP DV4T?

Suspend doesn't work on my laptop. When the laptop tries to suspend, the screen turns off briefly, some system-looking text appears for a bit, the screen turns off again, then the screen turns back ...
5
votes
2answers
1k views

No sound after resuming from suspend?

When my system gets to suspension while the song being played, and got resumed from the suspension, I found my Rhythmbox player running but no sound coming even from the system. I had to suspend it ...
2
votes
3answers
1k views

Black screen on laptop lid open after update to 15.04

I suspend my laptop by closing the lid, but when I open it my screen stays black, when I should be prompted to enter my xscreensaver password. The screen is "on" because I can switch TTY using ...
0
votes
2answers
4k views

Ubuntu 12.04 Installed, monitor turns off after Bios screen

After a little struggling, I managed to install Ubuntu 12.04 LTS I can hear the comp running while the screen is off, it turns off directly after the BIOS screen. I'm very much a newbie to this so ...
20
votes
2answers
26k views

What is suspend?

I saw the option Suspend in Ubuntu. What does it do? I tried this option, but my PC goes to low power mode and then, I can't bring it to a normal condition. So I had to power off my PC.
17
votes
3answers
864 views

How can I force sudo to always ask for a password after waking from suspend?

Say I execute a command with sudo, then if I use sudo within the next 15/5 minutes (not sure how long it remembers me for) it won't prompt me for a password. It will only prompt me again if I haven't ...
10
votes
6answers
9k views

Thinkpad does not wake from sleep - 14.04

On a freshly installed and updated Ubuntu 14.04 my ThinkPad E540 suspends successfully, but won't wake back up - a full reboot is necessary. Moreover, during the suspended state the fan is constantly ...
8
votes
1answer
2k views

Why does Chrome video performance substantially degrade after waking from suspend in 10.10?

Note: For some more details, some of which may not be true given what I've figured out, see this post. When I first boot my computer, video performance (both native H.264 HTML5 in YouTube and Vimeo, ...
7
votes
3answers
1k views

How do I inhibit suspend from the command line?

Is there a way to inhibit suspend/hibernate from the command line. I want to ssh into my home computer and not have it suspend while I'm working on it.
7
votes
3answers
1k views

Hibernate and Suspend do not exist anymore, help

When I close the lid of my laptop and open it after some time I am greeted with a message "Failed to suspend". When I tried to manually suspend/hibernate, I saw these options are not available there ...
5
votes
3answers
2k views

Bad DMA/do_IRQ errors on suspend/resume, with occasional freezing

Every time I suspend or resume my laptop (Dell Latitude E6520, bought this year), I get 2 messages of the form displayed on the console just before shutting down/starting up: [ 407.107610] ehci_hcd ...
4
votes
3answers
353 views

Put ubuntu PC to standby after X minutes

We've been using sleepd with ubuntu 12.04 to put public desktops to suspend after 5-10 minutes of inactivity. We are planning to deploy 13.10 (later move to 14.04), and have found out that sleepd ...
4
votes
5answers
5k views

How do I suspend over ssh?

I guess this question is pretty much the same as How to configure dbus to allow ssh-user to suspend server?; except I wanted to formulate it better. Assume I have an Ubuntu server running nonstop, ...
3
votes
4answers
4k views

xubuntu 12.04 restarts after suspend - only from my account

After installing a clean xubuntu 12.04 I noticed that when I suspend, the computer suspends and turns itself off (you see the lights go off, and a click sound from the HD or fans), but then about 2 ...
3
votes
7answers
3k views

Lenovo Ideapad s10-3 doesn't resume from suspend

I have recently installed Natty on my Lenovo Ideapad s10-3 netbook. I have a problem: while I'm able to put my computer to suspension, it just won't wake up when I open the lid or press a key (any ...
2
votes
0answers
485 views

Boot script table modified, please contact vendor

I had a variety of distros on this Lenovo G50-45 laptop, most recently Debian 8 and now Xubuntu 15.04 x64. Whenever I want to put the system to sleep (suspend) I get the error message written in ...
2
votes
2answers
356 views

Display color goes haywire when resuming from lock screen

Resuming the computer from locked screen sometimes ends up distorting the display. It happens randomly and restarting the computer is one workaround for it. I tried this : ALT+F2 ,then type ...
2
votes
1answer
686 views

Can't login after sleep (Ubuntu 14.04)

I've got Ubuntu 14.04 installed on my laptop (Lenovo Z570), and it is fully updated. The trouble is that when I wake it from a sleep long enough to require entering my password to login, it won't let ...
2
votes
1answer
1k views

Ubuntu 14.04 wake up immediately after suspend

My laptop is Toshiba M840. When I suspend, my laptop auto resumes immediately. I used acpitool to check what devices made my computer waking up. After I disable the XHC, my computer suspends properly. ...
1
vote
2answers
2k views

Wireless mouse temporarily freezes (sleeps) on battery power

I have been getting a very annoying problem since recently in Ubuntu 12.04, probably due to another update that did more bad than good... When I resume from sleep on battery power my Lenovo Thinkpad ...
1
vote
2answers
1k views

What is GRUB (2)'s role in the suspend/hibernate process?

I have, like many, problems with suspending/hibernating in Ubuntu. When I resume from suspend the fans start, the HDD led glows steadily, but the screen is off. The only thing I do is hard reboot. No ...
9
votes
3answers
6k views

How to suspend from command line such that screen is locked?

I'm using Xubuntu 12.04. In the Power Manager, I have checked Extended -> Lock screen when going for suspend/hibernate. If I choose to suspend from the main menu / Panel 1, the screen is locked. ...