graphics is used for questions that are related to graphics mode (tty) as well as graphic cards and their drivers. Please note that there are a few specific tags (like intel-graphics, amd-graphics available that should be used instead when applicable). X11 related issues have their own tag: x11, as ...

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3
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0answers
40 views

I have three monitors, two of them mirror each other and the last is blank

I have a triple monitor setup. I know all three monitors work and are plugged in. However on Fedora 23 my primary and secondary monitors mirror each other and my third monitor just on sleep and doesn'...
3
votes
0answers
133 views

Standard workflow to digitize magazines or books using OCR while minimizing file size?

To scan books containing just text, black&white images and clear borders, the workflow I've been using is: digitize the source using a camera or just a scanner use scantailor finally use ...
3
votes
0answers
5k views

Which driver for Intel HD Graphics should I install?

Recently, I have replaced my old motherboard Giga G41M + Pentium 5500 CPU with the new Giga B75M + Celeron G540 CPU. The old motherboard has an on-board GPU, Intel GMA X4500. The new motherboard has ...
3
votes
0answers
127 views

strange noise in some gui programs

I have Debian testing, I use XFCE. Recently, shortly after dist-upgrade, I noticed that XFCE terminal has some noise in it - especially near the end of long lines or when I use midnight commander. The ...
2
votes
0answers
59 views

How to Setup Triple Monitors with Kali Linux?

I installed Kali Linux 2 on my laptop and need to configure a triple monitor setup with it. At the moment, I have a Belkin Dual DVI docking station and a Startech DVI to USB 3 converter. On Windows 7, ...
2
votes
0answers
33 views

display tty1 on one moinotor and dipslay tty2 on second monitor (usb terminal)

I have Debian 7 in console only mode; is there a way I can display different programs on 2 monitors? example: Screen one is the primary screen and this is to display my PoS application Screen two is ...
2
votes
0answers
122 views

Dual-monitor problem NVIDIA, screens flickering (turning on/off)

I switched to NVIDIA drivers in Linux Mint 17.3 Cinnamon via Driver Manager in order to be able to play games. I am on NVIDIA 750M. The problem is, when I try to connect the second screen via ...
2
votes
0answers
49 views

What does Linux wait for when switches from Xorg to text console?

Sometimes my Xorg hangs and locks the console dead, with a “stale frame” of GUI on the monitor. Hardware and driver-related problems are likely (see here for description of particular configuration), ...
2
votes
0answers
29 views

How to use both open source and proprietary video drivers on same machine?

On my main work machine I sometimes need to use the proprietary Nvidia video drivers, but I would prefer to use the open source Nouveau drivers most of the time. As the Nvidia package conflicts with ...
2
votes
0answers
152 views

Can I disable all linux graphics adapters at boot?

I think I would like to try a VGA-passthrough of my primary (and only) nVidia graphics adapter via qemu and vfio to a virtual machine. As near as I can tell, I meet all of the other qualifications ...
2
votes
0answers
115 views

Elementary os reboot error iMac late 2009

I need help installing Elementary OS on my (late 2009) iMac 11.1. I am booting from an external USB and in when presented with a GRUB menu, I choose "Install Elementary OS" and then press e key to ...
2
votes
0answers
82 views

How to use secondary VGA device for TTYs

I have a machine (a virtual XEN DomU, but I don't think it matters) with two video cards. I would like to display the TTYs on the monitor connected to the secondary video card (i.e., not the display ...
2
votes
0answers
147 views

Urxvt cursor cutting off wide characters like 'w' and 'm'

I'm using the 14 px Gohu font, and it looks like these characters are offset one pixel to the left from the cursor which causes the cursor to ignore that part of the text when typing. I am using ...
2
votes
0answers
303 views

Differences between primary and secondary VGA pass through in virtualization

Xen, and more recently KVM, allows you to pass a VGA adaptor from the host to the guest as either a primary or secondary device. Both links provide some explanation as to why passing a VGA adaptor ...
2
votes
0answers
827 views

Can't install Linux Mint Cinnamon nor Ubuntu while switchable graphics turned on

I've got Lenovo G500 intel i5 with switchable graphics (Intel and AMD Radeon HD 8579M). When I try to install Linux Mint Petra Cinnamon, when switchable graphics are on by the bios, live CD can't ...
2
votes
0answers
164 views

Is there a way to undo VGA adapter modesetting in Linux

I'm looking for a way to reset the graphics adapter to textmode after it has been set to some sort of graphical mode by the kernel on bootup, and possibly used by an X server. Is there any code to do ...
2
votes
0answers
244 views

XDMX Setup Help

I have been searching for some time now, but apparently I am not using the proper words. I am trying to setup a cluster with xdmx to display all of the information from my head node, but I am only ...
2
votes
0answers
742 views

modetest.c from libdrm tests lists no framebuffers

I wanted to play with KMS since it seems to be the preferred low-level graphics library on Linux. However, after compiling the appropriate modetest.c version (2.4.32, since that's the version of ...
1
vote
0answers
27 views

FreeBSD display resolution under Veertu

I'm trying to set up FreeBSD 10.3 under Veertu. When starting X, the largest resolution I can get is 1280x720 (well, I can select 1280x768, but then I have to scroll). My actual screen is much bigger ...
1
vote
0answers
31 views

intel cpu not showing up as VGA compatible controller

I am trying to set up a virtual machine with gfx_passthru. My system has an nvidia graphics card and a 4790k cpu. The nvidia cpu shows up properly as a VGA controller, but I don't want to use this to ...
1
vote
0answers
81 views

Eclipse blurs text when scroll bar is used

In the Eclipse text editor, when I click and drag the horizontal scrollbar, the screen does not "refresh" or "update" properly, resulting in a blurry image. This behavior has not been observed in any ...
1
vote
0answers
40 views

Enable/disable display using libdrm

I am new using DRM (Direct Rendering Manager). I want to know if it's possible to turn on/turn off the display using some function of DRM. I am looking for a way to achieve this but I didn't find ...
1
vote
0answers
61 views

Reduce CPU wakeups by cinnamon and i915

In order to reduce my notebook's power consumption I am using PowerTOP 2.5. hardware: Thinkpad W540 os: Linux Mint 17.3 Rosa kernel: 3.16.0-38-generic I noticed that cinnamon and i915 are the ...
1
vote
0answers
120 views

Monitor auto-detect Ubuntu

I am currently running Ubuntu 15.04 on my desktop machine with two monitors attached. One monitor is NOT directly connected to my machine but wired through a HDMI-switch (so I can connect my PS4 or ...
1
vote
0answers
138 views

Is AMD GPU FirePro support enough for Linux's Matlab and CUDA?

I need GPU with CUDA support and open-source community support for FFT computation with Matlab R2015b. I think I need to reject nVidia GPUs because of bad open-source support, here Torvalds about ...
1
vote
0answers
22 views

menu items disappear on hover (xwindows?)

i am not sure whether my problem is with xwindows, the desktop environment or something else completely. i am using linux mint 17.2 rafaela, i installed it a couple of weeks ago and my problem has ...
1
vote
0answers
20 views

How to check if an application uses my video card memory?

We can check the core, cpu utiliztion, memory etc of a particular process. Can we check if it uses video card too and if it is how much memory it is using?
1
vote
0answers
155 views

Can I disable the intergrated gpu in my optimus laptop to use only the Nvidia GPU?

My BIOS does not include an option to disable my intergrated GPU, bumblebee/primusrun provide terrible performance, nouveau doesn't support 900 series GPUs (and has subpar performance too anyways) and ...
1
vote
0answers
131 views

Black graphics glitch on CentOS7 GNOME

ISSUE - Every so often any dialog box, newly opened window, etc will be black. I do not know the exact cause. I notice at times opening PDFs or using Tab Groups on Firefox (latest ESR) will do the ...
1
vote
0answers
70 views

How to boot without GFX drivers to allow low resolution

I am running Kali linux on my 13" notebook. During the initial boot the font is blocky and large - which is what I want. However as we progress through the boot stage, at some point the screen ...
1
vote
0answers
43 views

Graphical problem Mint Cinamon Interface

Welcome, I need help with my Linux Mint 17.2 Cinamon. Everything is on the picture but I try to explain. When I run some linux applications windows are fully transparent. I can see only borders of ...
1
vote
0answers
95 views

How can I stop qterminal from cutting the top half off every line?

I'm running Arch Linux, and using LXQT. I've just installed qterminal. At the moment, it looks like this: The top half of every line is cut off. I can fix this by increasing the font size, but I'...
1
vote
0answers
172 views

Troubleshooting radeon drivers in Debian vs. Trisquel vs. Ubuntu

Using an ATI 5770 on a 2560x1440 monitor. When I first install Ubuntu 14.04 I'm given the full 2560x1440 resolution. It says it's using the free drivers and that closed source ones are available. In ...
1
vote
0answers
513 views

Manjaro Laptop suddenly won't boot Xfce desktop environment. How to boot up normally?

My Manjaro Linux laptop suddenly won’t boot up my Xfce desktop environment. When I start the computer, the PC: boots pass GRUB, then quickly flashes this message: [0.029878] Ignoring BGRT: invalid ...
1
vote
0answers
496 views

Black screen after installation of Nvidia driver

$ uname -r 4.1.3-200.fc22.x86_64 This is the latest kernel available at the stable repository. Now I want to install the Nvidia drivers for my GTS430 from the rpmfusion repository. I followed the ...
1
vote
0answers
662 views

What does nouveau's “func 08 lookup failed, -2” mean?

Arch Linux Question I have an Nvidia 9500 GT Chipset: G96 (NV96) Family : NV50 This means I can use proprietary pack nvidia-340xx + nvidia-340xx-libgl, but I opted for the open source option: ...
1
vote
0answers
43 views

Parallels Tools breaks SFML

so I created a clean VM of Xubuntu 14.04.2 in Parallels 10.2.1 and I got SFML working properly with sudo apt-get install libsfml-dev. Then I rebooted and made sure it still worked, and after that the ...
1
vote
0answers
21 views

blackscreen without backlight load

I have samsung np535u4c notebook with amd dual graphics. And my manjaro (arch based) randomly load on two state: normal & black screen without backlight. How to fix that? free amd drivers on board
1
vote
0answers
43 views

Nvidia card performing.. strangely

I own a Nvidia Optimus laptop, with a Nvidia 740M and an Intel HD 4600. I have installed Gentoo Linux, and I am using native support according to those two wiki pages. https://wiki.gentoo.org/wiki/...
1
vote
0answers
17 views

VNC rendering is all fragmented

I have my VNC server so configured, that it requires me to establish an ssh tunnel and connect to it on localhost:1 with my vncviewer. Now the connectivity seems to work fine but the rendering of the ...
1
vote
0answers
100 views

How to get miniature (live thumbnail preview) of open windows on Linux?

Gnome-shell does it in the 'activities' screen, unity/compiz has it in 'Spread','Shift','ALT-Tab'. How do I get those live window previews in C++?
1
vote
0answers
94 views

How to diagnose display issues in linux?

I have recently upgraded my system to Debian Jessie (testing) and everything went smoothly, except the occasional distortion when the screen is updating. When a part of the screen needs to update, ...
1
vote
0answers
186 views

Tegra Mesa GLES without X

I am trying to setup a Tegra 3 (Toradex Apalis T30) based system that will have an OpenGL ES based user interface on a touch screen. Unfortunately the standard Linux4Tegra kernel is seriously outdated ...
1
vote
0answers
195 views

How to use kmod-nvidia drivers for boot

I have Fedora 21 on a computer that I built with a NVIDIA GeForce GTX 660 Ti graphics card. When I was originally installing my system, I had a large number of issues with getting it running until I ...
1
vote
0answers
669 views

How to fix display crash for the Radeon R7 260x graphics driver?

My display turns off after 60 minutes. My computer is an HP Pavilion h8-1234. I have a dual boot setup of windows 7 and linux mint 13. I replaced my old graphics card with the new Radeon R7 260x ...
1
vote
0answers
289 views

xorg.conf to choose one of Intel & NVIDIA or use both at the same time (not a optimus, separated two graphic)

I'm trying setting up xorg.conf to choose one of Intel & NVIDIA or use both at the same time, on a CentOS 7 machine. My machine is just using separated two graphic - one is CPU-integrated(Xeon ...
1
vote
0answers
157 views

Getting second GPU monitors outputted as Multi-Display

OS Kali Linux 1.0.6 Hardware HD7950 x 3 BenQ Monitors x4 - 1920x1080 Kogan Monitors x2 - 2560 x 1440 Xorg.conf http://pastebin.com/JqTPUw7s Situation Currently I'm trying to get all 6 ...
1
vote
0answers
2k views

Issues with Fedora 20 and bumblebee

I'm experiencing several issues trying to use my Fedora 20 laptop NVIDIA Optimus technology. My system: ASUS N53S Fedora 20 x86-64 3.12.6-300.fc20.x86_64 Kernel Intel Core i7-2670QM NVIDIA Geforce ...
1
vote
0answers
360 views

Using Radeon on muxless system with multiple X servers

I'm using HP ProBook 4740s laptop with muxless hybrid graphics: root@mekras: lspci | grep VGA 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) ...
1
vote
0answers
356 views

How to set a default/primary graphics card

I have the following graphics card on my laptop: Intel HD intergrated graphics HD Radeon 6000m series Currently I think the Intel one is being used but is there a way in linux to set it so that the ...