Blanking of the screen or filling with moving images when computer not in use.

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7
votes
1answer
115 views

How do I get cmatrix to turn on after a certain period of inactivity in console?

I have got the console screensaver cmatrix, and I was wondering if there is anyway of getting it to turn on after a certain amount of inactivity in the console you are in? OS Information: ...
4
votes
1answer
193 views

Long passphrase for login and short password for screensaver

The situation is that: For the encrypted home directory, any passphrase less than 10 characters is useless at all. If someone physically get the harddisk, the data and the other sensitive password ...
3
votes
1answer
475 views

Monitor not turning off when screen saver is on

I installed Ubuntu for the first time 3 weeks ago and I really love it. I have Ubuntu 12.04. My only problem is that when screen saver is on, it just shows blank screen, and not turning off the ...
2
votes
1answer
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
1answer
280 views

Is watching a video on HDD using VLC, or a youtube video in a browser considered as 'computer idle'?

I have Ubuntu 11.04 (natty). I have read 'Screen goes blank when VLC is playing video'. My question is similar, but also I have this problem when viewing a video on youtube. I am not quite clear ...
1
vote
1answer
141 views

Upgrading XScreenSaver

I got XScreenSaver and removed gnome-screensaver by following these instructions: http://askubuntu.com/a/293014/364819 But now when I launch XScreenSaver I get this: So I went to the website and ...
1
vote
1answer
115 views

ctrl+alt+l not activating screensaver

When I first installed Ubuntu 14.04 the keyboard shortcut Ctrl+Alt+L would activate the screensaver. Now, after I had to do a reinstall that shortcut locks the account and goes to lock screen. Super+L ...
0
votes
1answer
49 views

looking for lunux screensaver

A long time ago I was using a very cool screensaver on my ubuntu system. Since I have to format and reinstall the system (learning linux is not without risks...). Unfortunnaly I don't remember the ...
0
votes
1answer
168 views

I want to see the electric sheep “screensaver” on my ubuntu boxes

I have a number of laptops and PCs running in my home, generally running Ubuntu 14.04 with the gnome window manager I used to love having the Electric Sheep screen saver, I understand the Gnome ...
0
votes
1answer
64 views

USB Power Saving Settings

I have a USB weather station. If the screensaver kicks on (blank screen and lock), data from the weather station stalls out. I can lock the screen manually and I have no issues at all with the ...
0
votes
1answer
72 views

can you set the screensaver to go on less than 1 minute?

I'm actually using an older version of xubuntu currently (only temporarily). I mainly use my computer for listening to music, and if i want to skip a song, change volume, or see what song is playing, ...
0
votes
1answer
1k views

Screensaver not working in 14.10

After the upgrade to trusty my screensaver stopped working. Gnome screensaver's settings tell it to start only on Gnome sessions (OnlyShowIn=GNOME and AutostartCondition=GNOME3 unless-session gnome in ...
0
votes
1answer
348 views

How to let gnome-screensaver turn off the monitor when locked in commandline?

I am using Trusty but not unity desktop. I lock my screen by gnome-screensaver-command -l. Seems like in default configuration, gnome-screensaver won't save my power. I found this which did not work. ...
0
votes
1answer
567 views

xset startup command not running on startup

I have Ubuntu 14.04 with XFCE as my desktop environment. After disabling screen blanking and screensaver from settings, my screen still went blank after 10 minutes no matter what I've tried. So I ...
0
votes
1answer
286 views

How to stop having to enter password twice to unlock the screen?

Recently when I lock my Ubuntu 14.04 account I have to write my password twice in two different places before getting in. This happened recently. I think I might have installed some stuff that I saw ...
0
votes
1answer
160 views

How do I prevent Xubuntu 14.04 from turning off when listening to music?

i don't want settings turned to never. I also tried the Caffeine app but couldn't even get it to start, and so here I am. Thanks in advance!
3
votes
0answers
4k views

The XScreenSaver daemon doesn't seem to be running on “:0”

Since in Ubuntu 12.04 there weren't integrated screen savers (btw, why?), I looked for a tutorial online and installed XScreensaver 5.15. The problem is that it won't start the sccreen savers until ...
3
votes
0answers
375 views

Xubuntu: How can I avoid the double-password entry (lightdm then xscreensaver) on user switching?

I'm running Xubuntu raring with lightdm and xscreensaver. Both users on the system have xscreensaver set to lock the screen after n minutes. However, when I click "switch user" (or do gdmflexiserver ...
2
votes
0answers
438 views

Lubuntu Light Locker settings incorreectly starts power saving mode

In Lubuntu 14.04 64-bit on a desktop computer, my monitor goes to power saving mode almost immediately after the blank screen has appeared, regardless of the Light Locker settings. I do not want the ...
2
votes
0answers
140 views

lock/unlock events for in C++ app which should not depend on screen savers

We have a product, which was developed for Windows. Because of customer request we are developing it for Linux also. So being a beginner to Linux, have migrated most of it (which I loved it). Now got ...
2
votes
0answers
482 views

ubuntu 14.04 64bit and vlc 2.1.4 screensaver keeps coming on

Greets All I have ubuntu 14.04 64bit running vlc 2.1.4, using unity desktop and xscreensaver installed from the software center. (Gnome screen-saver is not installed.) Whenever I play a video in ...
2
votes
0answers
90 views

How to temporarily disable Xfce monitor power off via bash

I have set up my monitor to go off after some minutes of inactivity, but when watching an internet stream in a browser this is unwanted, thus I'd like to have bash command that to disable (and later ...
2
votes
0answers
428 views

Display date/time in Ubuntu lock screen (cinnamon-like)

I was using Ubuntu 13.04 till a few days ago. I had installed Nemo and I guess cinnamon got installed too (I was still using Unity nonetheless). One of the good things about that was the lock screen ...
2
votes
0answers
110 views

Forcing screensaver lockout time for all users in Unity

I am using Ubuntu 12.04 and Unity. Is there a way to force the screensaver lockout time using an admin account? By default each user can change their lockout time. I need to be able to prevent ...
2
votes
0answers
194 views

How can I configure the screensaver and energy-management options separately for two screens?

Background I have finally managed to use twinview with a TFT(1440x900@60Hz) and a TV(PAL,1024x576@50Hz) on nvidia (proprietary driver), configuring xorg.conf manually. I had to do this manually since ...
1
vote
0answers
17 views

Subscribe for DBUS event of screen power off

My MacBook Pro has a keyboard backlight which is pretty awesome, but there's a slight bug: the screen turns off after a given amount of time, but the keyboard backlight stays on. I've copied over ...
1
vote
0answers
23 views

KDE lock screen appears when in Google Hangout

How can I disable the KDE lock screen from automatically appearing, but only when I am in a Google Hangout (in Chrome)?
1
vote
0answers
30 views

How do I stop my screensaver from darkening and pausing? It happens frequently and I need to stop this

My screen keeps dimming and while it is dimmed, it pauses for a few minutes and this happens very frequently. I have gone into settings in the desktop and screensaver, but this does no good. I have ...
1
vote
0answers
30 views

New desktop dies when starting OpenGL screensavers

I got some new screensavers (sudo apt-get install xscreensaver xscreensaver-gl-extra xscreensaver-data-extra) and it had some nice OpenGL screensavers on it. When I start some of them (one of them is ...
1
vote
0answers
37 views

Screensavers not showing up in xscreensaver list

I recently switched to xscreensaver in 14.10 and it's running just fine. Except when I added the gluqlo screensaver, it just refuses to show up in the xscreensaver panel. Might I have missed a step ...
1
vote
0answers
60 views

Ubuntu 14.04 screen lock policy

We have a security policy that the Ubuntu desktops have to lock the screen after 10 minutes.I use to use xscreensaver on Ubuntu 12.04 for this by removing gnome-screensaver and overwriting the config ...
1
vote
0answers
169 views

Confused about Light Locker/Power Manager settings in Xubuntu 14.04

In Xubuntu 14.04, Light Locker and Power Manager settings are different control panel views, however, there are screensaver settings inside Light Locker's one. Anyway, there's no screensaver options ...
1
vote
0answers
98 views

Need to run xscreensaver in ONE of the TWO monitors in a multihead setup - Ubuntu 12.04

I have a multihead setup with two monitors, running Ubuntu 12.04. How to make xscreensaver run in one monitor. Need only one of the following lines present, on invoking xscreensaver. xscreensaver: ...
1
vote
0answers
80 views

tv connected, laptop monitor should turn off

Have HP nvidia 7400M gpu laptop with VGA connected to sony TV. Have been using ubuntu with my Sony LCD for 4 years. Earlier in 2011-12 the screensaver would run on the monitor and switch it off even ...
1
vote
0answers
757 views

Disable lock screensaver

The latest update for 14.04 changed the lock screen behaviour. For a while during development of 14.04, the lock screen would not run the screensaver - just lock the screen. The following links to ...
1
vote
0answers
67 views

Screensaver not activating in 13.10

I'm running Ubuntu 13.10 64bit and the Unity desktop environment. I have my screen lock settings configured so it will blank the screen after 5 min. and lock it imediatly. The problem is it doesn't! ...
1
vote
0answers
43 views

Start screensaver on still pictures

I have an Ubuntu box connected to a plasma TV. Still images reduce the lifetime of plasma TVs and may cause pixel-burn. I am looking for a technique to start the screensaver if the picture on the ...
0
votes
0answers
8 views

14.04 Screen does not recover after blanking

I have installed ubuntu 14.04 on a computer with an NVIDIA Quadro K2200 GPU running the nvidia-331 driver, driving a 4K UHD screen. I have set nomodeset in /etc/default/grub to be able to use the ...
0
votes
0answers
33 views

xUbuntu: screensaver settings are missed with dual monitor

I've installed xUbuntu 14.04 since 2013. Two weeks ago I've bought a new monitor, so now my pc have 2 monitor. I'm searching for the screensaver settings, but in my Settings Manager there isn't: ...
0
votes
0answers
38 views

A screen saver app is wanted

Ubuntu 15.04 is installed, which has a blank mode for saving power. But, I want to display a screen saver when it comes to tea time. What should I do? The file is located following url built for ...
0
votes
0answers
20 views

Using an application as a screensaver

I have an application that I would like to run every time my computer is idled, and (much less important) I would like to send a sigterm signal whenever any input is received. For those wondering, the ...
0
votes
0answers
30 views

How can I make an SWF in to a screensaver?

I want to make this: http://futzi01.deviantart.com/art/Way-too-many-Pinkies-338211681 in to a screensaver, but I don´t know how to. Can someone give me a tutorial or something? I downloaded ...
0
votes
0answers
35 views

Ubuntu Gnome: Screen Shield duration

I was wondering if there is a way to set the time which has to pass after the screen to be turned off. Every time I lock the computer (Ctrl + Alt + L), the screen turns off inmediately. I would like ...
0
votes
0answers
90 views

Ubuntu loses network connection and dpms becomes re-enabled after unplugging AC adapter on Macbook Pro

On Ubuntu 14.01, when I unplug my AC adapter, the network connection is lost (even with connected to wired via eth0). Also, the dpms settings are lost. So even though I run "xset -dpms", that setting ...
0
votes
0answers
18 views

LTSP Ubuntu thinks I'm a different user, but $USER and $HOME are correct

I am running an Ubuntu 14.04 system with the XFCE4 desktop as a fat LTSP client. Ubuntu seems to be under the impression that I'm a different user. When I go into the terminal, the \u portion of PS1 ...
0
votes
0answers
109 views

Monitor disconnected when screens go black

Since short I have a new 4K monitor connected to my AMD R9 280x on Xubuntu 14.04 via DisplayPort. I have a second monitor connected to the computer as well via HDMI. What I'm observing is that when ...
0
votes
0answers
44 views

Cannot log-in at locked screensaver, must log-in with “switch user..”

I have configured my screensavers to lock the desktop after some time; and sometimes, e.g. when I leave my desk, I prefer to lock the screen myself using the title bar "Lock/Switch account..." ...
0
votes
0answers
50 views

Query screensaver status from Python e.g. via dbus

I want to do this, but in Python: Is there a programmable way to tell if the screen is locked? I know I can do it by launching a process: gnome-screensaver-command --query and I know I can track ...
0
votes
0answers
122 views

x11vnc -gone: Cannot lock screen using gnome screensaver

I'm running Ubuntu 14.04LTS Server and installed a 'light weight' gnome desktop using sudo apt-get install xorg gnome-core gnome-system-tools gnome-app-install I have also installed x11vnc sudo ...
0
votes
0answers
91 views

How to turn off / hide the mouse when screensaver is active in KDE 4?

I've got a standard Ubuntu system with KDE 4.13. It could probably be considered 'kubuntu'. When the screensaver comes on, the mouse is visible and quite prominent on top. How do I set the ...