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Questions tagged [xorg]

Xorg is a full featured X server that was originally designed for UNIX and UNIX-like operating systems running on Intel x86 hardware. It now runs on a wider range of hardware and OS platforms.

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xrandr doesn't list display port

My laptop (Thinkpad W530) has a VGA and a mini DP port (OR a DP port via docking station). Ubuntu 18.04, xrandr in particular doesn't seem to recognize the DP. For example if I run xrandr gives me ...
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D-Bus error when starting Xorg

I did a fresh install of Arch Linux where I want to run DWM through X. This worked fine on my old installation, so I guess there is something I am missing. After I copied the global xinitrc over to ...
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Finding the name of a window

I tried to find the name of the xev window, so that I can make xmonad float it, but xprop returned _NET_WM_DESKTOP(CARDINAL) = 0 WM_STATE(WM_STATE): window state: Normal icon window: ...
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XPS 9350 won't drive Dell U2711 display over HDMI

I attach my Dell XPS 9350 (Iris Graphics 540) to a Dell U2711 display using a USB-C to HDMI cable. The laptop detects the display and claims it is sending a signal to it, but the display shows no ...
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How to run xorg on virtual console 7 and not 1

I'm using Arch Linux. The system starts the xorg-server right at boot. It is located on virtual console 1 so it hides the bootup messages, which disturbs me. How can I configure the system to start ...
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Possible xorg memory leak

My problem in one picture : The memory usage of xorg as a child process of sddm keeps growing with time. Everytime I restart my computer, the problem reappears after a few dozens of minutes. I tried ...
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X11 logout on display :0 messes the behaviour of other X11 displays running at the same time

Working on any of the conventional desktop environments (KDE, mate, cinnamon, etc, wich usually run on the display :0 ), I am able to successfully launch a vnc xserver on display :1, and connect to ...
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Is there a power manager for text consoles?

I use XFCE on my laptops. When I'm working inside X11, xfce4-power-manager works well, and the system goes to sleep after 15 minutes of inactivity. But when I switch to a Linux text VT (i.e. by ...
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1answer
40 views

Resolution and scaling issues on dual monitor with nvidia (one 4k HiDPI, one VGA with converter)

I am trying Kubuntu 18.10 and I have a nvidia GTX 1060 (driver 418), a LG 27" 4k monitor (27UD58-B ) and an older HP 22" 1680x1050 monitor (HPw2207) with a VGA cord and a VGA-> DP converter. My ...
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How to support two different display output configurations for duplicating a monitor in one xorg.conf file?

I have two different computers that have different graphics cards installed in them (one computer has a GTX 570, the other has a GTX 1070). Both are running the same version of RHEL (7.5). Each ...
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Increase FPS in new X display

I am trying to run an application in a different 'fake' X display, but I noticed that the performance (FPS) of the application if much smaller than in my original X display. I tried to use Xephyr, ...
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Linux Mint: Rotating external 4k screen causes extreme system sluggishness

Note: I've included every system detail I can think of including at the bottom of the question. I've been dealing with symptoms of systems sluggishness for a couple weeks on my laptop when docked ...
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Trigger a certain key combo with another one

Can anyone suggest me on what would be the best way to trigger a certain key kombo with another one. Say, I'd like to send CTRL+= while pressing CTRL+[. Basically I want to workaround zoom for Google ...
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1answer
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Why doesn't glxgears show up in xlsclients?

$ glxgears -display :1 No protocol specified Error: couldn't open display :1 $ glxgears -display :0 288 frames in 5.0 seconds = 57.491 FPS 292 frames in 5.0 seconds = 58.308 FPS ... While glxgears ...
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Screenlock backdoors and how to close them

There is a warning in the Archlinux List of security applications. It says that of all possible screen-lockers, only four block tty access: sflock, physlock, Cinnamon Screensaver, MATE Screensaver and ...
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Cannot launch GUI with startx: Module i915 not found

I have installed Linux Mint version 18 on my PC. In the past, I have been able to get the desktop to launch by typing startx at the terminal. After I did a few upgrades, this command stopped ...
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USB framebuffer device not working because of xorg driver

While my framebuffer device, connected via USB, seems to work just fine, I cannot start an XServer using the fbdev driver. I debugged the piece of xorg that opens the framebuffer device (hw/xfree86/...
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How can I fix this segfault when starting xorg using the amdgpu driver?

Here is the error I get when executing startx: [ 73398.822] (EE) [ 73398.822] (EE) Backtrace: [ 73398.823] (EE) 0: /usr/bin/X (xorg_backtrace+0x4a) [0x58f2ea] [ 73398.823] (EE) 1: /usr/bin/X (...
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TearFree won't enable with amdgpu driver

My xorg.conf.d contains the following file as 20-amdgpu.conf: Section "Device" Identifier "Card0" Driver "amdgpu" Option "TearFree" "on" Option "DRI3" "1" EndSection Yet xrandr --...
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370 views

How to regain access to running applications after accidentally zapping X.org?

I just accidentally hit CtrlAltBackspace. This apparently zapped the X server. After a short flash of the screen, my window manager asked me to log in again, and I was returned to a blank slate. A ...
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1answer
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No GUI chromium unwanted margins (An application window is moved)

I installed chromium on Debian Stretch to work with no Desktop Environment. It worked but annoying margins appeared at the top and the right of the screen. They are about 50px wide. (The screen is ...
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Touchpad not working on Debian 9

I just installed Debian 9 on a Lenovo S130-14IGM but the touchpad doesn't work at all. With Ubuntu there is no problem with it. Here are the results from the two operating systems: Ubuntu # egrep -...
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1answer
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Fedora: Xorg login sequence under gdm

Fedora 28+, i3 window manager. My login scripts are all predicated upon the whole Xorg session startup sequence (~/.xinitrc, ~/.xsession, etc.), but at some point in upgrading my old FC23 laptop to ...
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xorg-x11-server-common still needed?

xorg-x11-server-common Internet services that are not required for system or application processes must not be active to decrease the attack surface of the system. X Windows has a long history of ...
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Make mouse cursor go pass screen?

I'm trying to find a way to allow my mouse cursor to go a few (3-4) pixels pass the actual screen border. I'm trying to do this in order to allow resizing maximized windows in certain window managers....
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Listing out Window managers and greeters

I've installed arch and xorg but kindof messed up environments and managers. Managed to remove DE's but I wanna know how can I list installed Windows managers and greeters.
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Where to find more infos about Xwayland command line options?

My gnome-session starts a Xwayland instance which I can find $> pgrep -a Xwayland 995 /usr/bin/Xwayland :0 -rootless -terminate -accessx -core -listen 4 -listen 5 -displayfd 6 which shows that ...
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X doesn't work at boot (using MoBo graphics) but it does work manually

I have a system with two seats, a remote seat using an Nvidia card, and a local seat using the motherboard graphics card (ASPEED chip). The xorg configuration regarding the local seat is the following:...
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1answer
34 views

OpenSuse : Not able to login after having disabled Wayland

Because of common issues with a laggy mouse, I decided to disable Wayland on my brand new installation of OpenSuse on my Desktop PC. I had performance issues with Wayland, but when I selected "Gnome ...
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How to resolve framebuffer issues in Debian XFCE, displaying old windows randomly?

The problem: In X, an old application window (or several), which I closed minutes or hours ago (or even days!), will suddenly appear on top of the currently active window. Sometimes an entire old ...
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1answer
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X -configure doesn't work, [Number of created screens does not match number of detected devices]

I have debian installed with KDE as the desktop environment, the following situation happened after I uninstalled nvidia-driver. There is no xorg.conf file so I run sudo X -configure to regenerate the ...
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Can an application be workspace or virtual desktop aware?

I'm just wondering if X11 or Wayland provides the ability for an application to be workspace or desktop aware. I'll give you my use case, I'm using a utility called projectM this is a visualization ...
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systemsettings5 stays black on KDE Plasma

when I run KDE Plasma inside a VM (oVirt/qemu) with qxl enabled, systemsettings5 just show two black frames. This seems to be independent of the OS (tested on Gentoo Linux and Ubuntu). Plasma Desktop ...
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1answer
32 views

X11: ^C drop to shell while start X

I use xinit to start X with wm - startx command that using .xinitrc to invoke X11 environment, but when X starts, there a black screen with cursor staying there for few seconds before X is fully ...
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1answer
51 views

Failed to load module “nv” (module does not exist, 0)

I get this error when running 'startx'. What is this 'nv' module, and how do I stop Xorg from trying to load it? EDIT: I am going to try to blacklist the module 'nv' using the kernel command line. I'...
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1answer
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Mysteries of xinitrc - what can and cannot be there

Please, can someone shed some light for me on .xinitrc file? I struggle to find a good manual to answer a couple of my practical questions: It declared itself as general Bash script but in fact it is ...
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xrandr “can't open display” when changing native laptop screen resolution

I am able to adjust the settings of any external monitors I connect with xrandr with no issues. But, my main laptop screen will go black upon changing any settings with xrandr. Upon booting into ...
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I'm trying to get multiple headless virtual displays that utilize a P4 nvidia card on Ubuntu with no success

I have an xorg.conf file: Section "ServerLayout" Identifier "Layout0" Screen 0 "Screen0" InputDevice "Keyboard0" "CoreKeyboard" InputDevice "Mouse0" "CorePointer" EndSection ...
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1answer
34 views

What package is used in Fedora 29 to install xblacklight?

I installed Fedora 29 and do not use the wayland Gnome. I use x11 with i3. However, when I went to use xblacklight to adjust my laptop backlight, the command was not found. I also tried using it as ...
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Service 'org.kde.konsole-1060' does not exist

Every non-KDE terminal (everyone except Konsole), once started, gives me this error: Service 'org.kde.konsole-[different number everytime]' does not exist. The full error being: Service 'org.kde....
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1answer
72 views

xorg .conf file remaps buttons for all devices, not just the one specified

I have a stylus pen with a button on the side. This button sends a middle click event, and I'd like it to send a right click. Here are my input devices: $ xinput ⎡ Virtual core pointer ...
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1answer
57 views

xfce4-panel and Xorg using 100% CPU when the panel Background set to 'None (use system style)'

When, I use some specific themes like the Vimix theme, xfce4 and xorg combined are using more than 90% of CPU! If I go to Panel Preferences -> Appearance -> and change Background Style from 'None' (...
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1answer
357 views

Black screen after installing Nvidia drivers on Debian Stretch

I have installed latest Debian Stretch on my MSI laptop and I want to install Nvidia proprietary drivers for my GTX 1060 graphics card. I followed this guide on Debian's wiki: https://wiki.debian....
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How do I find the video memory region(s) representing what's on my screen, from within the Linux kernel?

About 5-20 times a day I am presented with brief visual glitches and heisenbugs caused by race conditions that only occur under high I/O load. These disappear off the screen far too quickly for me to ...
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Use mouse click as keyboard key archlinux + xfce 4.12, no action

Based on this : #!/bin/bash set -x exec &>/tmp/log id=$( xinput list | awk '/Dell USB Keyboard/{print gensub(/.*id=([0-9]+).*/, "\\1", "1")}' ) xdotool mousedown $1 while IFS= ...
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1answer
68 views

Udev event and xrandr

I am writing a UDEV rule to change the display settings when the external monitor plugs-in or plugs-out. The rule is working perfectly fine. Randomly, the script doesn' t work. After inspection, I ...
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2answers
285 views

How to map mouse keys as keyboard keys without losing'numeric keypad' for Linux?

I know how to map mouse click for F1, F2 and F3 (respectively left click, middle click, right click): xkbset m # required, but disable keypad xmodmap -e "keycode 67 = Pointer_Button1 ...
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246 views

PopOS Scaling multiple monitors individually

I have the latest PopOS with the NVIDIA 410 drivers running. I set up two monitors: The 2nd monitor has 2160p, whereas the 1st has 1080p. I just want to scale the 2nd monitor (150% or 200%). The ...
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Remap capslock key to tab with setxkbmap

I was trying to remap the <Capslock>key to the <tab> key, after some research I found out I could do; setxkbmap -option ctrl:nocaps Which maps the <Capslock> key to <Ctrl>. ...
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1answer
411 views

Second monitor not recognized - xorg.conf file

I'm trying to use this monitor Acer XB270H, with my Ubuntu laptop, but it is not recognized, appears cropped with incorrect resolution. Note: I first was using the docking station with the monitor DP ...