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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Trouble getting Nvidia 960m to work on a Inpsiron 7559

I have tried to install bumblebee but its performance is so poor, and I have tried Nvidia Optimus but I get black screen. Note: I have 4k touch screen. ➜ ~ lspci | grep -E '3D|VGA' 00:02.0 VGA ...
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7 views

Where to find VBE modes for different graphics chipsets?

How and where can i find VBE/VESA modes for various graphics chipsets, say AMD's kaveri apu ? I only want to know the framebuffer resolutions supported by different graphics chipsets, like kaveri apu....
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57 views

Default XSession not working after graphics driver installation

After a fresh install of Debian Stretch, I installed the Nvidia 340xx legacy driver for my Geforce GS8400 card and tried to login to the desktop: Unable to get connection to the messagebus session: ...
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63 views

eGPU Setup on Deepin 15.2 (Ubuntu Based)

I have an eGPU setup of nVidia GT710 via Express Card. When linux boots up my main laptop screen works but the secondary screen doesn't work. I am using opensource drivers as both cards require ...
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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 ...
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1answer
81 views

notify-send from root cron

On my system, notify-send requires 3 enviorment variables to run, which are kept in a file which is generated automatically on logon: /home/anmol/.env_vars: DBUS_SESSION_BUS_ADDRESS=unix:abstract=/...
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0answers
16 views

Xubuntu: Graphics are all bumpy/bad

I'm using Xubuntu, and when I scroll on webpages, it looks like the middle of the screen is hitting a speed bump. Or rather it's more like a single solitary wave that's stuck in place when I scroll. ...
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0answers
43 views

Problem with maximizing windows

I have a quite unusual problem and I would like some help. Maybe is not unusual, maybe I don't use the right keywords to search relatively. My problem is that i can only maximize a window till as max ...
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0answers
62 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, ...
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1answer
36 views

Find the video card information on the command line

I am trying to find the basic information (name, version) of the video driver(s) (which graphic cards are present) on a Linux machine (version 2.6.9). I've tried these commands: lspci lshw glxinfo | ...
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34 views

Current display mode

Under the sysfs drm module I can obtain all available modes for a particular connector at /sys/class/drm/card0-*/modes. Is it possible or even logical to request the current state the card is in? All ...
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1answer
92 views

How can I install the proper GPU driver for radeon 5450 on Debian Jessie?

I have a monitor that supports 2560x1080. While I have a Radeon 5450 graphic card, running Debian Jessie, I only can get 1920x1080. I installed firmware-linux-nonfree to get it running. Why isn't my ...
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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 ...
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0answers
75 views

Screen glitches linut mint lenovo yoga 900 after Kernel 4.6 update

Installed mint 17.3 on my yoga 900, updated to kernel 4.6 to get touchpad, wireless card, and touchscreen working. Everything seems to be working okay other than the screen glitches, specifically on ...
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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'...
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1answer
90 views

Hardware accelaration on integrated Intel 5500 graphics and Debian result in unstable system

I have difficulty getting hardware accelaration to work properly with my integrated Intel 5500 graphics even with the use of newer drivers. I'm using a stable version of Debian 8 / Jessie (with the ...
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1answer
75 views

Best Graphics over X11 Forwarding

I am currently using Exceed to handle individual X windows being displayed back to my Windows machine and this works flawlessly. I'm using Windows as my Window manager, but I have also experimented ...
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1answer
137 views

Gnome 3.20 graphical glitches when switching applications

Today, I upgraded from Gnome 3.18 to 3.20 and started experiencing some strange graphical issues when changing focus from one application to another, either by alt-tab or clicking the new window with ...
2
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1answer
112 views

What would cause my video driver to stop working after every update?

I don't even know what kind of information I should post here to help identify the problem, so I am just going to go for it and hope for a productive outcome…I am not sure if this is a systemd issue (...
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0answers
115 views

How can I make nvidia packages work on Mint 17.3

I'm writing this after days of search and incomprehensions. I already tried asking my question on the Mint forums but I've got no help yet and I prefer asking for more advices, that could lead to a ...
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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 ...
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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 ...
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0answers
44 views

Debian 8 GUI desktop not working on PC but Debian 7 does

I have a problem that has stumped me. I have a Debian 8 PC that will not load a GUI desktop (using a Vesa Driver I get a blank screen) BUT if I install Version 7.9 the System will load with no problem....
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0answers
70 views

Opencl only detects 1 gpu instead of 2

I have an ubuntu 14.04 setup with r9 390 and the r9 nano. aticonfig --list-adapters detects both the r9 390 and r9 nano. The nano is connected to the motherboard via a 1x to 16x pci-e USB riser. When ...
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1answer
83 views

Slackware current and Radeon HD 6450: on OpenGL

I've upgraded to Slackware current (from 14.1) and everything works perfectly fine, except for OpenGL. Fglrx 15.302 doesn't compile against the running kernel (4.4.5) so I decided to stick with the ...
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0answers
37 views

Linux mint show black screen sometime

the backlight work but it show black screen(without any attention), it occasionally occurs in recent days, here is my machine info: roroco@roroco ~ $ lsb_release -a No LSB modules are available. ...
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0answers
121 views

Experiencing screen display flickering because of Nvidia graphics card on Linux Mint 17

I just installed Linux Mint 17 on my computer which has a Nvidia graphics card GeForce 8200M. However, occasionally when I am using the computer/browsing the internet, like whenever I use Google Maps, ...
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0answers
78 views

Linux kernel 4.3 has issue with GPU/graphics hardware

I updated to linux kernel 4.3 on Debian Jessie via backports, i.e. apt-get -t jessie-backports install linux-image-686-pae on my 32Bit laptop with physical address extension and now, after booting, ...
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0answers
33 views

Installed CUDA and Tesla: kernel panic on reboot. Removed Tesla: still have kernel panic

I have a z820 with a Quadro K2000 in it. IT installed CUDA and rebooted the X-server (but not the machine) and it worked perfectly (did some very nice runs with CUDA afterwards). We then turned it ...
2
votes
0answers
123 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 ...
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0answers
38 views

Random Black Screen Crash Ubuntu 12.04

I recently backed my pc up and did a fresh install from the same 12.04 cd I always use and since have experienced frequent and what appear to be random crashes. It seems like some kind of driver issue ...
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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
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1answer
79 views

Configure 3 screens/dual graphic/rotated screens Ubuntu 15.10

I have a PC with 2x AMD Radeon R5 230 graphics cards, one with 2x 1920x1080 screens plugged (HTMI and DVI) and another with 1x 1920x1080 screen (HDMI). I have the two screens in the first graphics ...
0
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1answer
39 views

How to activate v-sync with nvidia linux driver?

Hello I have archlinux with xfce4 installed and I'm wondering how to activate v-sync cause when I move windows around it's tearing up and disgusting. I augmented the refresh rate to 144hz and it ...
0
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1answer
143 views

Kali Linux Graphic Interface = Black Screen

Helloe veryone ! I have Kali Linux since a month now, and the "F7" just crashed. When I boot, I can go till the Grub, I boot (I can see around 5 "[FAILED]" instructions in the list), and finally, ...
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0answers
62 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 ...
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0answers
122 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 ...
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0answers
19 views

Resolution Problem

When I ran Lubuntu from USB flash the resolution was fine. But now that I installed it, the resolution is only 800*600 and I need it to be 1024*768. My graphics card is sis 672. How can I get this ...
0
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1answer
173 views

No input for monitors after GRUB - not solved by conventional methods (e.g. nomodeset, xforcevesa)

This is a problem that has persisted in more or less the same state across two different distributions (Debian and Mint), whether as a live boot or after installed to disk. Essentially, GRUB comes up ...
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0answers
76 views

Issues with Debian 8 and multi screens

I just installed Debian 8 and I plugged in another screen. Sometimes it works correctly, but most of the time the screen of the computer gets black and doesn't display anything. But I can put the ...
2
votes
2answers
69 views

How does bash print to the screen if not with a framebuffer? [duplicate]

I noticed that a framebuffer doesn't always exist on some systems. In these cases, how does bash print to the screen (assuming it ever uses fb devices at all)? Since there's no framebuffer device, ...
0
votes
0answers
19 views

No file is shown after boot. What should I do?

I have Ubuntu 15.04. Yesterday, after boot, nothing is shown, no file, no task bar and I can't do anything but entering the text mode (Ctrl+Alt+F1). On text mode, I can enter root mode and list all ...
2
votes
1answer
205 views

Should I use KVM or Xen ? What are the main differences? [closed]

I've spent a few hours trying to understand the differences between KVM and Xen without much succes. So both are Type 1 Hypervisors with comparable performances (source) and I don't understand what ...
1
vote
2answers
891 views

Graphics glitches on Intel HD Graphics 530

What's the cause of these glitches: https://youtu.be/llS6JwZAT74 ? The horizontal lines appear on screen redraw. They happen most often on Alt-Tab, or switching to desktop (as in the video). The ...
0
votes
1answer
47 views

Is framebuffer/vbe resolution a property of monitor or graphics hardware?

I have an AMD Radeon HD 4650 Graphics hardware, and a LCD monitor with an odd native resolution of 1440x900. I use debian stable on this system. When not using the firmware-linux-nonfree package, ...
2
votes
1answer
433 views

Xlib: extension “GLX” missing - with an NVIDIA card and on-board graphics

I have a machine with an NVIDIA GeForce which I don't use for display purposes (i.e. the monitor is not connected to it), and some lackluster on-board graphics chip. (Below you'll find the relevant ...
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0answers
373 views

CentOS 7 blurry, fuzzy screen

I just installed CentOS 7 to Dell Optiplex 780 and I have problem with display. I am using two screens and they are quite blurry, fuzzy. You can see the problem (look at the terminal) - http://imgur....
3
votes
1answer
54 views

Heavy Load crashes user started processes on Linux mint

I have a old laptop, with a old Pentium dual core at (I think) 2.3 ghz, running Linux mint 17.3 --- Mate When the laptop gets a heavy load such as video decoding it can just freeze for a few seconds ...
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1answer
282 views

Which is the best Linux Distro for Graphics Programming [closed]

I am about to start developing software for computer graphics primarily involving Virtual Reality software (using WebGL/OpenGL, Unity, etc.). Currently I'm unable to even run WebGL programs in any ...
2
votes
2answers
275 views

Do all intel gpu's use software rendering (Mesa) only?

I was looking at :- $ glxinfo | grep OpenGL OpenGL vendor string: Intel Open Source Technology Center OpenGL renderer string: Mesa DRI Intel(R) Haswell Mobile OpenGL core profile version string: 3.3 ...