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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115 views

Ubuntu 14.04 can not recover from lock screen or suspend but goes to black screen

I'm using Ubuntu 14.04 on HP Z400 w/s. After a lock display or suspend, the screen goes black, pressing any key doesn't display any box to enter my password to unlock screen or do a normal shutdown. ...
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0answers
41 views

mouse buttons don't work after suspend

I an using Ubuntu 14.04 The mouse is a Microsoft wireless mobile mouse When the computer resumes after suspend the cursor moves correctly but the mouse buttons don't work. A power reset is required. ...
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2answers
204 views

can't suspend to RAM any more after upgrade to 14.04

I upgraded to 14.04 and now my laptop can't "sleep" anymore i.e. suspend to RAM doesn't work. How can I figure out what's wrong and fix this? edit 1 My hardware is a ASUS Zenbook UX32A edit 2 ...
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0answers
36 views

Hotkey Fail After Suspend

Problem The hotkeys are Lenovo Thinkpad E440's Functions hotkeys (Fn+Any F). It works normally when PC turned on. It goes to a problem when I do sudo pm-suspend command. After suspended and resumed, ...
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0answers
53 views

Is There a Way to Force Lid State to Open

My Lenovo X1 Carbon Laptop with Ubuntu 14.04 has a problem where the screen and keyboard stopped working. It does work if I use an external monitor and keyboard. I think the reason for this is that ...
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0answers
49 views

Macbook 3,1: Suspend when lid is closed

I'm running Ubuntu Studio 14.04 on a Macbook 3,1 and would like the laptop to suspend when closing the lid. However, the only options in the energy settings for actions when closing the lid are ...
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0answers
44 views

During halt system hibernates on lid closed

I use xubuntu 14.04 64bit on Lenovo g510. I disabled hibernation on lid closed in xfce power manager. On lid closed: do nothing. It works. I can close and open the lid and system is not ...
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1answer
351 views

Monitor not turning off in 14.04

I have a freshly installed ubuntu 14.04. In settings "Brightness and locking" I had the following Settings: Turn monitor off after "10 Minutes" Locking: On Monitor locking after "5 ...
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1answer
130 views

Ubuntu 14.04 Desktop lost open app windows after waking up from the sleep mode

I am new to Ubuntu Desktop but have used Windows and Mac for a long time. I also have good experience with Linux. I need some help on how to recover the lost app windows. I have been quite impressed ...
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0answers
39 views

Monitor goes sleep during fullscreen black scene

My monitor (Samsung SyncMaster 171s) turns into sleep mode for few seconds when there is totally black scene in fullscreen (for example: between two scenes in a movie). How can I disable it? I'm ...
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0answers
74 views

Diagnose complete system hang 12.04 dell xps 13

I occasionally have a complete system hang on my Dell XPS 13 Developer Edition laptop (the one that comes with Ubuntu pre-installed). There's complete system unresponsiveness, CPU seems to go to 100% ...
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2answers
2k views

Keyboard and mouse unresponsive after suspend

I have a Toshiba Satellite S55-A5154 with 14.04 installed. Every time it resumes from being suspended, neither the keyboard nor mouse work. What can I do to fix this or provide you with more info?
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72 views

No Sound after waking from Sleep

I'm running Ubuntu 14.04 on a Toshiba laptop and there is an issue with sound. The sound works fine after a restart but after waking up from sleep the computer cannot output any audio. Is there ...
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0answers
14 views

Could I have my slept Ubuntu waking up at certain time? [duplicate]

I can have my Ubuntu desktop sleep, no problem. I can wake it up by pressing keyboard, no problem. Now I want it to wake up at certain time. For example I issue sleep command before I left work, and ...
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0answers
140 views

Toshiba resume automatically after suspending in Ubuntu 14.04

I have a Toshiba L845 and i when i suspend ubuntu it wake up 2 seconds later. Here you are some info. cat /proc/cmdline BOOT_IMAGE=/boot/vmlinuz-3.13.0-29-generic.efi.signed ...
2
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1answer
135 views

Trouble when opening laptop lid. Only black screen is displayed. Ubuntu 14.04?

I have a Asus S56CA laptop. When I bought this laptop, it came prinestalled with Windows 8 wich I updated to 8.1. I soon decided that Windows wasn't right for me and decided to use my old Ubuntu 12.04 ...
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0answers
21 views

Shutdown -H on a VM doesn't switch off the VM

As I don't normally use any Linux distro outside a VM, I'm not sure whether this is the expected behavior. When I use the shutdown -H param I always get the distro to halt as expected, but the VM ...
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0answers
97 views

My keyboard layout changes after suspend [closed]

This afternoon, when I logged in Ubuntu after leaving the laptop suspended since morning, I noticed that my keyboard layout had changed, although the upper left keyboard indicator is correctly showing ...
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2answers
48 views

How to activate a dialogue box on suspend?

I am using 14.04 with unity. Quite regularly it happens to me that I want to shutdown the computer, but in the right corner menu I accidently hit Suspend in stead of Shutdown. Is it possible to add ...
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0answers
35 views

How do I disable need to authentication when an app asked for inhibit of shutdown / suspend [duplicate]

I would like to disable so I never get this popup. And also I would like to know what application has asked for it, so maybe I can stop it. Does anyone know? Edit: A solution can be found here: ...
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0answers
129 views

usb hub not working on resume from suspend

All the usb ports on my laptop work but when I resume from suspend some the usb ports don't work. lsusb Before Suspend: Bus 002 Device 002: ID 8087:0024 Intel Corp. Integrated Rate Matching Hub Bus ...
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0answers
15 views

When I suspend the laptop, the fan restarts and the CD drive does too?

Everytime I suspend my laptop, the fan restarts and the CD drive begins to start. Can anyone help me fix this? I'm kinda new with Linux, so I don't exactly know everything. Also, the battery drains ...
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0answers
86 views

Second time suspend didn't works on 14.04

I have dell xps l702x and suspend/resume works well on first time after boot. But if I close the notebook second time after resume nothing happens. No disk, screen or other specific activity. What ...
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votes
1answer
162 views

Ubuntu 14.04 fails to start or wake up

I'm facing one or more problems with my Ubuntu 14.04 system. The machine refuses to start (cold boot) sometimes. I adapted my Grub settings as follow: GRUB_DEFAULT=0 GRUB_HIDDEN_TIMEOUT=2 ...
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0answers
48 views

can not wakeup suspend com[puter

I am unable to wake up my suspend Ubuntu 13.10. I click on suspend accidentally and HD led continues flash, but I tried to press any key keyboard, and CTL-ALT-PS R-E-I-S-U-B and power button, but can ...
0
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1answer
70 views

How to restore the session in Ubuntu

I am new to Ubuntu and I am using Ubuntu 12.04(64 bits) on hp pavilion dv5 dual boot with windows 7. I have tried every thing I could to enable hibernation in Ubuntu posted on the forum but nothing ...
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0answers
193 views

Ubuntu stuck suspending console while going to sleep

Every now and then, about 1 in 10 times when I suspend my Ubuntu, I get a black screen and console with the following text: PM: Syncing filesystems ... done. PM: Preparing system for mem sleep ...
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0answers
78 views

Modify power / sleep setting via command line SSH

I want to change the power management sleep via SSH for a logged in user I set the value sudo -u user dbus-launch --exit-with-session gsettings set org.gnome.settings-daemon.plugins.power ...
1
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0answers
56 views

How do I get suspend working on a Toshiba Satellitle C55-D? [closed]

I have a rather new model of a Toshiba Satellite c55-D with amd e-1 processor with 4gb ram and a 500 gb hdd and im running trusty tahr 14.04 ubuntu. It acts like it will want to go to sleep when I ...
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0answers
35 views

Lubuntu resumes from standby half a second after going to sleep

So, I installed Lubuntu 13.10 on a Toshiba Satellite C855D-S5900, then I upgraded to 14.04. Whenever I tell it to sleep, or when the xfce4-power-manager tells it to sleep, it does so for about half a ...
0
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0answers
59 views

Why keyboard layout change to RU after suspend, reboot, hibernate?

I'm using 2 input sources - EN and KZ(Kazakhstan). In System Settings -> Text Entry EN is upper then KZ, as I understand this is means that EN is default layout. If I suspend my laptop and then ...
0
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1answer
243 views

suspend and hibernate not working after updating ubuntu 14.04 in amd processor laptop?

when I suspend my laptop then it will not open from there even I have to hard shut my laptop every time to reboot it, suspend and hibernate both are not working. What is the problem and how to fix it? ...
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0answers
100 views

Wrong hour to wake up with rtcwake

I want my Ubuntu 14.04 to shutdown, then wake up 06:00 AM with Windows. To achieve that task, I edited the grub so the default option is Windows, and created this script: sudo su << EOF ...
4
votes
1answer
379 views

laptop suspend broken after latest kernel update

I ran a software update (Ubuntu 14.04) on my laptop over the weekend, which included an update from kernel 3.13.0-24 to 3.13.0-27, among other things. Today i had to take my laptop to work, so closed ...
2
votes
3answers
561 views

How to permanently disable sleep/suspend?

Subtly broken is worse than frankly broken... Background: I already disabled suspend in System Settings -> Power. The "Suspend" option still appears on the gear menu (not that I expected it to ...
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0answers
352 views

Ubuntu 14.04 Intel Brightness After Resume

I recently installed Ubuntu 14.04 on my Dell Inspiron laptop. Seeing that my hotkeys didn't work, I followed the instructions here and everything was going smooth. Except for when I close the lid to ...
1
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4answers
684 views

Lenovo Yoga 2 Ubuntu 14.04 occasionanal blank screen

I have a new Lenovo Yoga 2 with Ubuntu 14.04. On every 3rd or 4th boot, the screen goes completely blank after the grub screen and the backlight seems to ramp up to maximum intensity (I see a faint ...
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0answers
271 views

Lenovo Yoga2 WiFi issues with Ubuntu 14.04

Wireless issues with a brand new Lenovo Yoga 2 and Ubuntu 14.04 Every so often, the wireless drops the link and then refuses to reconnect. This often happens right in the middle of a session, and I ...
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0answers
31 views

Why is my server (12.04 LTS) catching up on a missed cronjob when woken over LAN?

... or what else is happening here? My homeserver running 12.04 LTS server is running on a wake/sleep schedule. I have a script "hibernate-starter" being run by root's crontab at specific times. The ...
6
votes
3answers
2k views

Blank screen after suspend/hibernate on 14.04

I did a fresh install of ubuntu 14.04. Everything works great except after hibernate/suspend I am getting a black screen. I can use Alt+Ctr+F1 then Ctrl+Alt+Del to restart and the screen comes back ...
0
votes
3answers
354 views

Computer not asking for password after waking from sleep

I have recently installed Ubuntu 14.04 and set up an account with a password. I configured the computer to ask for a password after waking up from a sleep however, I am still brought back to desktop ...
2
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0answers
365 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
1answer
344 views

14.04 resumes to black screen, no response

My laptop was working great with 13.10, no problems with suspend/resume. However, after the upgrade to 14.04, I started having issues resuming from suspend. The screen would be completely black, no ...
1
vote
0answers
53 views

Get program to catch signal after wake from suspend?

I'm running a program (specifically oscam) that interfaces with a serial reader on a USB port. However, the tty device file that the USB device gets assigned to differs and, in particular, changes ...
0
votes
1answer
406 views

Lenovo T410 Sleep/Wakeup Issue

I have a problem with my lenovo T410 laptop; whenever it sleeps or opening the led and the laptop is trying to wake up, the laptop just freezes in the login screen, the only way to fix it is to hard ...
2
votes
1answer
247 views

Troubles with suspend

I have some troubles with putting my PC in suspend mode. 1. I can't put it to sleep completely It suspends current session and goes to the log-in screen, it makes all the screens black, but it ...
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vote
1answer
89 views

What commands the suspend item in system menu really launch?

On my laptop trying to go in sleep mode using the Unity Sleep item (or closing the lid for what it is worth) does not work well (it goes in suspend mode very slowly and after that I am unable to wake ...
1
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0answers
67 views

Open lid to wakeup the system, get white screen

I got a new Dell M3800 laptop and I use gentoo+fvwm In /etc/acpi/lid.sh , I use echo -n mem >/sys/power/state to let the system sleep when the lid is closed. The problem is when I open the lid, I ...
1
vote
1answer
145 views

when I close my laptop lid and reopen my machine suspends

I have this weird problem with my new Xubuntu 14.04 installation. When I close my laptop lid, the box will suspend alright. After I decide to reopen my box to continue what am doing the screen will ...
2
votes
0answers
52 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 ...