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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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xorg.conf XkbOption ignored for terminate:ctrl_alt_bksp to restart X

I want Ctrl+Alt+Bksp to restart X, so I created an xorg.conf rule: /usr/share/X11/xorg.conf.d/53-zap.conf: Section "ServerFlags" Option "DontZap" "false" EndSection Section "InputClass" ...
reasgt's user avatar
  • 793
8 votes
1 answer
241 views

X Window Terminates when I type {+<ENTER>

In particular when I type the following keyboard combo: <hold shift> [ <release shift> <enter> I get dumped out of KDE and see a flash of some console output but I can't find it in ...
Tom Duckering's user avatar
8 votes
2 answers
8k views

Xorg broken xf86EnableIOPorts: failed to set IOPL for I/O (Operation not permitted) No devices detected

I am trying to use Xorg instead of Wayland on my Arch Linux. I have two graphics cards in my laptop. An Intel and a Nvidia graphics card. The output of my log file is: [ 53.401] (WW) Failed to open ...
thigi's user avatar
  • 181
7 votes
1 answer
3k views

syndaemon won't disable touchpad while typing

I am trying to use syndaemon to disable my touchpad while I type. I know that the GUI for this doesn't work for many people but all the posts I've seen online suggest that using syndaemon from the ...
Jessica Hekman's user avatar
7 votes
0 answers
1k views

How do I change the drag and drop threshold in Linux? (I'm using Gnome 3)

I'm not sure if it's a gnome setting or something deeper into the Linux OS, but I'd like to change the drag and drop threshold. It happens too often on my clickable touchpad that I try clicking and ...
trusktr's user avatar
  • 4,195
6 votes
0 answers
3k views

How can I start an LXC (linux container) X server on separate TTY?

Apart from my default X server, which I run on tty1, I would like to start another one from within a linux container. On tty2 (Ctrl+Alt+F2) I log in, then run sudo lxc-start -n c --foreground. Then, ...
user569825's user avatar
6 votes
0 answers
4k views

How do I make Xorg completely ignore one of my display adapters?

I use Linux Mint on an x86_64 machine with the following display adapters and X server: # inxi -G Graphics: Card-1: Intel Xeon E3-1200 v2/3rd Gen Core processor Graphics Controller Card-2:...
einpoklum's user avatar
  • 9,615
6 votes
0 answers
197 views

Which activity/program prevents my monitor from going off?

I can set my monitor off with xset dpms force off but something prevents KDE from setting it off. On the other hand, when I play a long youtube video it might go off (!). This correctly happens after ...
Konstantinos's user avatar
  • 1,130
6 votes
1 answer
2k views

XRandR crops displayed area on certain multi-monitor configurations

I have total of four monitors. One (1680x1050) is connected to integrated Intel display adapter, and three (1440x900 and two 1920x1080) are connected to dedicated ATI display adapter. With certain ...
montiainen's user avatar
6 votes
1 answer
9k views

Make Xorg ignore both nouveau and nVIDIA?

I have a system with on-board (on-CPU) graphics: (--) intel(0): Integrated Graphics Chipset: Intel(R) HD Graphics 4000 and an nVIDIA GTX 650 Ti. The on-board graphics is what feeds my display, and ...
einpoklum's user avatar
  • 9,615
5 votes
0 answers
1k views

How to connect to a second monitor without restarting X?

Every time I have to connect to an external monitor, it remains "disconnected" according to xrandr and the second screen remains black. To solve this problem, I always have to close all my ...
Benjamin's user avatar
5 votes
0 answers
6k views

Xorg running from user can't access /dev/dri/card0

Got a strange problem on Ubuntu 20. I'm trying to get hw accelerated xrdp Xorg session. Computer video is Mesa DRI Intel(R) HD Graphics 4600 (HSW GT2). I fetched compiled and installed devel branch ...
Alexandr Shutko's user avatar
5 votes
2 answers
4k views

Initiate a new (X11) desktop session on a remote host

I would like to start a new Xorg server on a remote host. At first, I tought this would be as easy as it is on the local host: $ xinit /usr/bin/startxfce4 -- :4 On a local host, this command typed ...
aanno's user avatar
  • 109
5 votes
0 answers
4k views

xrandr doesn't list display port

Edit 6 After upgrading to ubuntu 21.10 the remaining issue with gl support is solved magically after the upgrade. Edit 5 I started by comparing via meld /etc/X11, /etc/modprobe.d and /lib/modprobe.d ...
student's user avatar
  • 18.4k
5 votes
0 answers
836 views

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 ...
JeromeLaurent's user avatar
5 votes
0 answers
1k views

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 ...
humanityANDpeace's user avatar
5 votes
0 answers
1k views

Xorg dualhead map keyboard and mouse input to specific screen only

Below is our xorg.conf file for dualhead monitor configuration. We need to map keyboard and mouse to specific screen only as another screen is for video playback. With provided configuration mouse is ...
ismaytur's user avatar
5 votes
0 answers
1k views

Why does `xrandr` say I have 3 HDMI and 3 DP ports while I have only one HDMI and one DP?

This is what xrandr shows on my machine: $ xrandr -q Screen 0: minimum 320 x 200, current 3840 x 1200, maximum 8192 x 8192 VGA1 disconnected (normal left inverted right x axis y axis) HDMI1 ...
user1042840's user avatar
5 votes
0 answers
2k views

Xorg on skylake graphics hangs

I've bought msi gs40 that has intel i7 6700HQ which means integrated graphics hd 530. After a day of struggling I was able to start xorg with HD530. For this I addes i915 to initramfs and i915....
deathangel908's user avatar
5 votes
1 answer
675 views

How can I find and edit the input classes reported by "xinput list --long"

I found these configurations and "classes" using the xinput utility on Linux Mint. Hours of documentation-crawling and googling yielded no information about them. Can anyone tell me what they are, ...
Jared's user avatar
  • 51
5 votes
0 answers
539 views

XKB - Clearing locked modifiers

I've been having some trouble creating a custom keymap with XKB configuration. I would like to have a Shift key that locks when called with a specific modifier and can be pressed again to toggle the ...
user avatar
5 votes
0 answers
401 views

X11 sessions: when a session starts and ends, does `gdm` run a session?

I'm quite confused with X11 sessions. Namely, I don't understand, when an X session starts: I want to programmatically start an X session with my own bob-session program, analogous to gnome-session. ...
Boris Burkov's user avatar
  • 3,990
5 votes
0 answers
6k views

Desktop suddenly becomes unresponsive to mouse (moving/focusing/clicking UI elements)

I have an annoying problem where my desktop suddenly becomes unresponsive to my mouse. This always happens randomly, at random times. Sometimes I can work for hours with no problems, sometimes this ...
Simon's user avatar
  • 59
5 votes
0 answers
1k views

Use HDMI for audio ouput only

I am looking for a solution that lets me use my HDMI port for audio output without extending my X screen to that output at the same time. Apparently it is problematic to use HDMI for audio only, ...
Bananguin's user avatar
  • 8,002
5 votes
0 answers
389 views

Ignore brief mouse click/releases

The switch contacts in my mouse are going, and rather than open it up yet again and clean them or try to hunt down a replacement switch (or buy a new mouse) I would like to solve this problem via ...
Malvineous's user avatar
  • 6,923
5 votes
0 answers
529 views

Lost control of the windows sent to monitor on HDMI, which xrandr doesn’t detect

I have set two monitors—one is a usual monitor, and the second one is an HDMI TV. The configuration is done in a single xorg.conf file. The problem is that the second display seem to be working, i.e. ...
tijagi's user avatar
  • 932
5 votes
0 answers
616 views

xrandr detects amplifier as monitor

To help with setting up multi-monitor X I'm using a simple script to get screen resolution information using xrandr. This was working fine until I tried attaching an amplifier to attempt to use HDMI ...
l0b0's user avatar
  • 51.6k
5 votes
0 answers
2k views

Keyboard repeat without pressing a key

Occasionally a key repeats although I do not press the key. I would like to prevent this phenomenon. The phenomenon happens when I am pressing Ctrl+w again and again. After several times of Ctrl+w, w ...
H. Shindoh's user avatar
5 votes
0 answers
3k views

Security of xhost (local) and sudo xauthority forwarding

Context: launch a GUI application as a linux service. I considered making a headless daemon with a GUI front-end but there is too much code involved to do it now. This service must start on user login,...
Thomas Vincent's user avatar
4 votes
1 answer
2k views

Xorg taking huge amounts of memory

Lately, there is a lot of memory leak on my (Arch) Linux laptop. A command named Xorg -nolisten tcp :0 vt1 --keeptty -auth /tmp/serverauth.mWgFYYiRdF is continually taking 27.2 % of my 8GB RAM (also ...
Akshat Vats's user avatar
4 votes
0 answers
2k views

I upgrade from Debian 9 to 10 and middle-click stops working

Recently I upgrade Debian on my laptop from Stretch to Buster. I noticed some problems (some apps stopped working, there was no drag 'n drop, Nvidia 3D card was not functional, etc), so I searched the ...
MarvinMep's user avatar
4 votes
0 answers
1k views

Wrong screen resolution sometimes after sleep, with Ubuntu

After my Lenovo T480s connected to a Benq 4k display wakes from sleep, my resolution goes to 1080p, unplugging and plugging the display back in resets it to 4k. (This doesn't always happen, but I find ...
jjmirks's user avatar
  • 141
4 votes
0 answers
653 views

How can I use ~/.XCompose with IBus and KDE plasma (on NixOS)

I want to use IBus with libpinyin on my NixOS install with KDE plasma. IBus is installed and works fine, with the following config in /etc/nixos/configuration.nix # use IBus for input i18n....
Lex - Boycott Slack - see bio's user avatar
4 votes
0 answers
1k views

Why does Xorg consume 200% cpu

I have an Ubuntu 18.04 system using Gnome3. I had some problems with my NVIDIA drivers when upgrading from 17.04. After a few iterations of purging and installing nouvea and nvidia proprietary drivers,...
Daniel Näslund's user avatar
4 votes
1 answer
1k views

How to reduce OOM score for X11 with systemd

When my PC runs out of memory, the Linux OOM killer likes to kill Xorg first rather than the actual app using a lot of memory, which for the most part takes down the whole system (killing all my apps ...
Malvineous's user avatar
  • 6,923
4 votes
0 answers
4k views

Xorg says “couldn't open module intel" but intel_drv.so exists

In my Xorg.0.log there are these lines: [ 36753.331] (II) LoadModule: "intel" [ 36753.331] (WW) Warning, couldn't open module intel and [ 36753.331] (II) LoadModule: "radeon" [ 36753.331] (II) ...
C4theWin's user avatar
4 votes
0 answers
3k views

Libinput 3 finger gestures

As I want to get 3-finger (or even 4-finger) gestures running under Gnome (Fedora 25, Xorg), I've installed the libinput drivers and libinput-gestures (https://github.com/bulletmark/libinput-gestures)....
Klumbe's user avatar
  • 191
4 votes
1 answer
868 views

TrackPoint problems with latest libinput, Xorg updates (need evdev props)

I'm running Arch Linux. On a recent update of Xorg, evdev was replaced by libinput (by default). When this happened, I lost the xinput properties I use for making my TrackPoint behave properly. ...
MountainX's user avatar
  • 18.1k
4 votes
0 answers
418 views

Sound feedback while in terminal/text editor?

When I am typing in the terminal, often I am typing in commands or code without necessarily looking at the screen. Probably this would annoy many people, but for me I would like audible feedback from ...
cakebug's user avatar
  • 41
4 votes
0 answers
620 views

OpenCL not detecting AMD graphics card as a device

I am running CentOS 6. My OpenCL program is not detecting my graphics card as an option and is instead just running on my CPU. My program attempts to find and use the fastest device, but is only ...
danglingPointer's user avatar
4 votes
0 answers
865 views

"No protocol specified" when starting Xorg via lightdm, but works when started directly

To start the X server on boot, use of a display manager such as lightdm seems to be the preferred method. However, if I start X by starting the lightdm service, I get a "No protocol specified" error. ...
Joe's user avatar
  • 141
4 votes
1 answer
1k views

Equivalent for `dm-tool switch-to-user `otheruser in different display managers

When using lightdm I can switch to another user by executing dm-tool switch-to-user. Is there a way that doesn't depend on the display manager? If not, what would be the equivalent command for the ...
student's user avatar
  • 18.4k
4 votes
1 answer
489 views

Use two different keyboards with different layouts in FreeBSD in X environment

I have bought a laptop and installed FreeBSD on it. I am now trying to finish this all. The laptop has a Danish keyboard, but I have also a USB typematrix keyboard with bépo (French Dvorak) layout ...
22decembre's user avatar
4 votes
0 answers
729 views

What is the difference in using xinput and synclient for deactivating a touchpad in X

I have troubles using xinput --disable or --set-prop "Device Enabled" or set-prop "Synaptics Off". It seems that --disable / --enable and "Device Enabled" are meant to deactivate the whole device, ...
Joysn's user avatar
  • 151
4 votes
0 answers
752 views

How to make startx open new X Session in tty7 on Raspberry Pi?

Before, when I launched x from the tty1 console, it would start the x session in tty7, allowing me to terminate it easily from tty1. Now (I do not know what changed it), startx from tty1 will open X ...
Rohan's user avatar
  • 3,601
4 votes
0 answers
329 views

X configuration not being applied to device?

I've got a configuration file which I'm installing at /usr/share/X11/xorg.conf.d/52-synaptics-bcm5974.conf: Section "InputClass" Identifier "MacBook Pro Touchpad" MatchUSBID "05ac:0272" ...
Naftuli Kay's user avatar
4 votes
2 answers
361 views

Function Keys no longer available for Switching Workspaces

For about 15 years I have assigned a workspace to each function key (F1-F10) in whichever Linux/X environment I'm using. Yesterday I ran a normal software update on my work Ubuntu box and now, ...
Nagora's user avatar
  • 91
4 votes
1 answer
206 views

Run script after changes in X server geometry

Is there an option to run a given script after the X server geometry is changed (or every invokation of xrandr)?
arney's user avatar
  • 327
4 votes
0 answers
2k views

NVIDIA GLX is not working under a Optimus Laptop

First I would emphasize that I am using a Linux From Scratch 7.7 Systemd (Now running kernel 3.14.39) I built these two days, so I don't want to touch anything about glibc/gcc and there is no package ...
Carl Dong's user avatar
  • 161
4 votes
0 answers
1k views

Separate monitors with separate keyboard and mouse input?

So I was wondering if it would be possible using Xfce and without virtual machines to essentially make one computer act as two by having two monitors with different workspaces and separate keyboard ...
007's user avatar
  • 41

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