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2
votes
1answer
84 views

What exactly happens when I type “startx” in the command line? [closed]

I would like to understand what happens when I type startx on a modern Linux* machine internally. Can anybody explain this process, step by step? * Debian GNU/Linux, if it cannot be generalized to ...
4
votes
0answers
221 views

Start application using xinit on different tty

I'm using Fedora 21, trying the following: On tty1 is running KDE, just as normal. But to speed up my games/avoid them changing something like gamma, I want to run them on a differnt tty, starting a ...
0
votes
3answers
320 views

Change display output with xrandr?

My roommate has a really old 1280x1024 VGA display that the driver sets to 1600x1200 by default and it causes it to display a message saying it can't display the input. I can ctrl+alt+f1 and use ...
1
vote
2answers
875 views

FTP: get the latest file in sever

This is really really pain in the ass. I have a ftp server running, and it irregularly generates the latest file. The file is store as: Home->T22:30:10->new.txt, and the latest one would be (a new ...
6
votes
1answer
241 views

Xephyr: mouse does not move smoothly

I am using xserver-xephyr in Debian Wheezy. My mouse inside the Xephyr window does not move smoothly. It looks as if the refresh rate was very low. When I move my mouse across the screen, it maybe ...
5
votes
1answer
471 views

emulate key-combination with xdotool

I am using Xephyr as a nested X server. When I am in Xephyr window and pres the key combination Control_L+Shift_L, Xephyr grabs my input (mouse, keyboard). This grab can be released with ...
2
votes
2answers
2k views

Unable to start X Server with no screens, no xorg.config to edit

I am trying to start the X server (I have all the packages installed). The problem I am having is that the server is offsite, has no screen and never has had a screen connected to it and as a result ...
1
vote
1answer
920 views

Can't access virtual terminals after manually starting an X server

I'm working on a display manager. When an X server is already started, my display manager works fine and is able to log in a user. However, in order for it to be a proper display manager, it needs to ...
2
votes
1answer
3k views

What does this `xhost …` command do?

Please help me understand this line of command: xhost +SI:localuser:lightdm in reference to the answer in this post and also suggest if there's a better way and why that's needed. I couldn't make ...
2
votes
0answers
286 views

Run multiple XServer instances on the same machine on different processor cores

If I have two separate graphics cards (for the sake of discussion, an NVIDIA Quadro K4000 and Quadro K6000), can I run two separate xserver sessions on two different processor cores, keeping the GPU ...
2
votes
0answers
88 views

Make mouse side buttons trigger virtual keys

I have a mouse with two side buttons. I've posted the output from xev and evtest for both buttons: xev EnterNotify event, serial 37, synthetic NO, window 0x4600001, root 0x306, subw 0x0, time ...
1
vote
1answer
112 views

Change X server configuration at runtime

Environment: NVidia video card with NVidia drivers. Debian 8. Multiple monitors I currently have 2 screens connected to my computer. Usually (while working) I like to use both. Sometimes (while ...
2
votes
1answer
118 views

what does Xserver access control mean

What meaning does Xserver access control have, when the Xserver is started with tcp disabled: /usr/bin/X11/X -nolisten tcp AFAIU, Xserver can be used to allow remote network connection. But, if it ...
2
votes
0answers
163 views

setting up nested X sessions with Xephyr properly (and securely)

I am trying to set up Xephyr properly and securely, so that I can run another (nested) instance of LXDE under a different user inside my primary LXDE session. I would like to use this nested session ...
0
votes
1answer
159 views

X resources for keboard layout in ~/.Xresources

I am looking to define the keyboard layout in the ~/.Xresources file. I tried many variants such as: Xkb.layout: blah,blah Xkb*group: ctrl_shift_toggle Xkb*option.grp_led: scroll but ...
0
votes
0answers
98 views

Xserver is working but not actually drawing on the screen

I'm currently going through configuration hell with my xserver. I'm using nvidia's proprietary drivers and I believe I have everything set up properly: The Nouveau open source driver is blacklisted, ...
1
vote
1answer
354 views

How to use ARM as LTSP server? [closed]

Arm has a limited support for server packages on Linux but is it possible to use ARM board i.e Raspberry Pi or Banana Pi(it uses Armhf instruction set rather than dated Armv6 used by raspberry pi) as ...
1
vote
0answers
206 views

Ubuntu external dual monitors set up problem

I am new to *nix world. I have a Lenovo T440 laptop with Ubuntu 13.10 and looking to dock in its station. I have 2 ASUS external monitors connected to it. Ideally, I am looking to have the display in ...
0
votes
1answer
1k views

Unable to start gnome-session without root ?

I have freshly installed arch linux according to the steps listed in arch linux wiki page, installed xorg and gnome. In my ~/.xinitrc file I have added the line exec gnome-session. Now, when I ...
2
votes
1answer
167 views

How to let a daemon prompt for a password (in Xsession, keyloggersafe)?

Exposition: Working inside an XSession. Some (background) deamon needs to prompt me for password input. How can I make the daemon to prompt me for a password using a popup in the Xsession? ...
1
vote
0answers
328 views

disable Xserver logging

Is there a way to disable Xserver logging entirely? My Xserver is set up fine, everything is working, I don't need to troubleshoot it and the logfile is absolutely useless for me. The logfiles are ...
-1
votes
1answer
250 views

mint 13 xfce: geforce fx 5500 "not new enough to support nvidia-settings display configuration page

I have a Geforce FX 5500 graphics card and so far, It has not worked properly in my Linux Mint 13 XFCE installation. I have tried several solutions to get the graphics card working but nothing ...
23
votes
6answers
3k views

Why does the X Window System use a server?

I never really understood why a window system must have a server. Why do desktop environments, display managers and window managers need xorg-server? Is it only to have a layer of abstraction on top ...
6
votes
1answer
606 views

Real chroot on a systemd machine

I'm trying to get used to systemd, because it seems to be the way that Debian is going. I want to run Xorg in a chroot on hardware, rather than using networking (which seems to be the canonical way ...
1
vote
1answer
5k views

NVIDIA 343 drive crashes X server

In my Mint 17 install, I recently tried updating to the new proprietary NVIDIA 343 driver. When I reboot after install, X server fails to start. I can get a shell in recovery mode and tried running ...
2
votes
3answers
16k views

AMD Drivers make Linux Mint 17 Cinnamon crash

I just installed Linux Mint 17 Cinnamon on my Samsung Series 5 netbook (dual boot with Windows 8.1, which I reinstalled myself). The first boot worked fine but I then installed the package ...
1
vote
1answer
706 views

X server started by kdm dies during startup because of keymap couldn't be loaded

I upgraded an OpenSUSE from 11.1 to 13.1, but after the upgrade, the X server refuses to start. If I execute kdm, the X server complains in /var/log/Xorg.0.log file that: (EE) Error compiling keymap ...
4
votes
2answers
565 views

Screenshots from multiple Xservers

I want to take screenshots simultaneously from multiple X servers on one desktop PC. I have multiple users logged in different terminals (tty1, tty2, tty3, tty4) who start multiple Xservers with ...
3
votes
3answers
8k views

“Could not connect to display” in one user account

I have a GUI application written in Qt and I wanted to run tests by ssh (or Jenkins). There is only one user account, which allows to run it in display mode (ofc when I previously do "export ...
3
votes
1answer
2k views

How to determine if X server runs with root privileges

This is a one-liner: Is there a way/command to check if the X server is run as root or as user? This was supposed to be a one-liner but alas... I recently upgraded my Arch Linux box. After the ...
1
vote
1answer
169 views

Get report of the gui application processes

I want to list main applications processes report in this format ps -e -o pid,comm,pmem,pcpu,uname To filter main GUI applications wmctrl -pl is the only way I can get processes ids.its great if ...
2
votes
1answer
60 views

Maintain Xserver applications running even after closing the remote conecction

We have a Ubuntu server (mainly a compute server), which does not have X-server installed on it. One can use something like Byobu or Screen to have programs running on the server even after the SSH ...
0
votes
1answer
449 views

X server crashes on startup with error message “No V_BIOS found”. How can I fix this?

I am running Debian with an ATI Radeon E6760 graphics card and the amd-catalyst-13.12 driver installed. Everything worked fine for a long time. I started the computer with a scientific linux live usb ...
6
votes
1answer
16k views

minimal X.org xserver installation on Debian Wheezy

I installed Debian Wheezy with no desktop environment as I would like to use lightweight dwm window manager instead. However, as a first step, I need to install xserver. I would like to install ...
1
vote
2answers
139 views

Will I utilize graphics hardware if I run X on the server?

Will I utilize graphics hardware if I run X on the server? If not, then what is it there for? E.g. Dell PowerEdge R210 II has integrated Matrox G200eW with 8MB memory on board, and some of the ...
4
votes
1answer
255 views

Can one disable tap-to-click in X server configuration without “InputClass” sections?

I want to configure my system so that tap-to-click is disabled on the touchpad. (It's running a rather old version of ALTLinux distro with xorg-server-1.4.2-alt10.M41.1.) I'm interested in a solution ...
2
votes
2answers
462 views

What is “access control” with X Server?

What is an access control restriction with an X Server? There is the -ac option that "disable access control restrictions" with e.g. Xephyr. I saw some example using that option, but I have no idea ...
3
votes
1answer
2k views

How to detect global key presses

I have an Asus laptop that has a special key that can be configured to launch any software (at least on Windows). The general question is: how can I detect any key press (globally)? Then, how ...
1
vote
0answers
435 views

Installing XBMC/Kodi and X server on FreeBSD

I couldn't find how to install X server and XBMC/Kodi on FreeNAS. So without any opinion if it's good or not, what are the steps to do it?
3
votes
4answers
11k views

NVIDIA driver upgrade failed

I downloaded the latest(331.49), tried to install, but failed. I compiled the kernel module and at the end of the installation it said that it went successful. But on bootup it said: version mismatch, ...
2
votes
2answers
2k views

How to close all apps before X-server goes down?

I'm using debian testing OS and openbox WM. Moreover, I start X-server via the .xinitrc file, which has the following content: xrdb /home/morfik/.Xresources exec ck-launch-session dbus-launch ...
0
votes
1answer
193 views

unable to launch application in separate X server

I am fairly new to Linux, and I am using Manjaro Xfce 0.8.8 right now. I want to launch application in separate X server so I typed in the following command to launch Chromium for example: xinit ...
2
votes
1answer
180 views

How to have X server on another graphics card which keeps refreshing when I'm working on my main display?

For presentations I want to use the external USB connected video adapter connected to the projector (especially as the standard VGA output in my laptop got damaged). My idea was to start a dedicated ...
5
votes
2answers
5k views

How to change the default TTY after boot?

Normally when system starts you have all output printed on the TTY1, and that's ok, but I start X-server via startx and achieve this by the following lines in the ~/.profile file : if [[ $(tty) = ...
1
vote
1answer
309 views

Debian Squeeze: hide xorg start messages

I have setup up my box so that it I automatically login as root via the command line interface. in bash.bashrc I have these commands: startx ./run.sh in the command line. Right before it starts the ...
4
votes
2answers
1k views

Why .Xauthority needs not to be owned by the root account in order to get past login?

I've just got the same problem from here, and solved it using what was stated in the first answer (akonsu's one). However, I would love to know why ~/.Xauthority needs not to be owned by the root ...
4
votes
1answer
332 views

vim stops sending text to * (X11) register?

I recently started using VcXsrv with the hope of being able to grab text from vim (console mode) to the Windows clipboard via X11 forwarding (and the * register). It works...to an extent. As soon as I ...
4
votes
1answer
570 views

Is it possible to use xsetroot and dwm to set the top and bottom bars at different time intervals?

I'm using dwm with the dualstatus patch. This adds a status bar on the bottom of the screen, in addition to the standard bar at the top. The text in each bar is set in ~/.xinitrc (for example) like ...
1
vote
0answers
923 views

Debian 7 - Startx fails to start system

When I boot into the second primary boot loader, I get to the text based console to boot when I type 'startx'. The screen loads, and goes black for 10 seconds. Then when it loads a white screen ...
2
votes
1answer
191 views

How do I monitor display :1 while I'm using display :0?

I am running X on two displays. :0 is my primary display but I also have some programs running on :1. Is there any GUI application that will let me monitor display :1 in a window that sits on display ...