Questions tagged [gpu]

Questions related to the the Graphics Processing Unit itself. Questions about graphics cards can be found in the [graphics] tag.

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How to turn off Nvidia GPU on a headless server?

I am running a headless server with an Nvidia GPU. Even when the GPU is not doing any work, it is consuming about 25 Watts of power: +------------------------------------------------------------------...
amanusk's user avatar
  • 1,576
11 votes
0 answers
781 views

Can I view Nvidia GPU usage with nouveau drivers?

I am using nouveau drivers for my Nvidia GPU. I don't want to change to proprietary drivers. Is there any way I can view my GPU usage similar to htop? There are a couple of old questions Can I view ...
Severus Tux's user avatar
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7 votes
0 answers
4k views

How to set the NUMA node for an (NVIDIA) GPU persistently?

I am running workstation with an AMD CPU (EPYC 7H12) and an Nvidia GPU (RTX 3090). The system operates on Ubuntu 20.04. When working with tensorflow, I repeatedly receive warnings just as described in ...
normanius's user avatar
  • 171
6 votes
0 answers
1k views

Xorg high GPU memory usage - Ubuntu 20.04

Gnome Shell + Xorg take up to ~ 1.5GB of my GPU Memory. Is this normal? Is there an easy way to reduce it? +-----------------------------------------------------------------------------+ | NVIDIA-SMI ...
Rene Zurbruegg's user avatar
6 votes
0 answers
1k views

Unable to passthrough primary gpu in triple gpu setup. Ubuntu hangs on boot

I have recently built a system with 3 GPU's. Im trying to passthrough two gpu's to use them in vm's and use the third as host GPU. I have succsessfully been able to passthrough the second slot GPU ...
Andreas's user avatar
  • 61
6 votes
0 answers
710 views

Preventing system processes from using GPU

I'm relatively new to Ubuntu, and am currently setting up a machine for dedicated GPU programming. I'm running Ubuntu 16.04 on an Asus desktop with integrated graphics. It might be worth noting that I ...
Kajelad's user avatar
  • 161
5 votes
1 answer
1k views

Benchmarking a GPU on a node with no display or monitor

How can I benchmark a GPU on a machine that has no display connected to it? I am provisioning VMs with different types of GPUs. I want to benchmark the GPUs in order to compare them. But they're (...
842Mono's user avatar
  • 9,770
5 votes
0 answers
436 views

Is it possible to run 3D applications with GPU support on Multipass instances?

I would like to run a 3D application with GPU support in Ubuntu on a Macbook. Can I do that on a Multipass instance?
Behzad's user avatar
  • 51
5 votes
0 answers
999 views

VLC Can't Play UHD Video Shot From my Phone?

When I try to play video shot from my phone in 4K, the player just stops at one of the first frames. My Samsung Note 9 Rear Camera shoots in 16:9 UHD at 60FPS and uses the HEVC codec. When I ...
Sarah Szabo's user avatar
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5 votes
0 answers
2k views

Using multiple GPU's in Ubuntu 16?

I have a question I have been researching for days on. I have a MSI z97 gaming 5 board with 7 PCI slots. All the slots work fine for GPU's as I have an identical board with 7 AMD GPU's running. The ...
bughatti's user avatar
5 votes
0 answers
916 views

Disable One GPU with NVIDIA CUDA 8.0 on Ubuntu 16.04

I have been having trouble with my GPUs lately. I just did a clean wipe of my machine and installed Ubuntu 16.04 and CUDA 8.0 on it, hoping that would fix the problem. However, I still get errors. ...
Stephen Phillips's user avatar
5 votes
0 answers
2k views

Nvidia-smi low GPU Utilization

I have a Titan X and have been running the Breakout simulation for over two days now and it's only 7% through training and nvidia-smi is showing that it's only using 4-5%. The README.md says that it ...
Soubriquet's user avatar
5 votes
0 answers
899 views

Use Intel HD graphics for X server and left nvidia for GPU computation

I have a computer running an intel CPU (with hd graphics) and a nvidia geforce display card. Since I just need the GPU for CUDA/OpenCL computation, I want to config the computer to use intel hd ...
wh0's user avatar
  • 225
4 votes
0 answers
1k views

Screen freezing with Nvidia GPU

I have issues with a Nvidia GPU that started three days ago. The screen freezes for maybe 0.5 seconds. It happens very frequently, like 5-10 times a minute. I see following lines in dmesg: [19215....
Seba DO's user avatar
  • 41
4 votes
1 answer
477 views

3rd Monitor Not Visible, showing 'X' cursor - Dual GeForce GT 1030 and Triple Benq Monitors Nvidia

So i bought 2 GeForce GT 1030 cards and want to run 3 monitors on them simultaneously. 2 are connected via HDMI and DVI respectively on the first graphics card. These are the only two that show up in ...
dipl0's user avatar
  • 41
4 votes
0 answers
630 views

Second monitor in X server PRIME profile "On-demand"

Recently the new PRIME profile "NVIDIA On-Demand" has been added which apparently uses the NVIDIA GPU when needed for demanding software. However, when I activate it my second screen does not work ...
Salzian's user avatar
  • 41
4 votes
0 answers
5k views

How can i enable opencl devices (GPU) on ubuntu 16.04?

When i type this in the command line clinfo i see this Number of platforms 0 How can i enable opencl platforms on on my computer/GPU? i am using ubuntu 16.04 and my computer is lenovo G50-...
floyd's user avatar
  • 143
4 votes
0 answers
750 views

Disable GPU on certain applications

I was trying to train some neural network on an Nvidia GPU, but it seems the desktop environment (KDE) is occupying the GPU: $ nvidia-smi Sat Apr 22 09:04:16 2017 +---------------------------...
qed's user avatar
  • 453
4 votes
0 answers
17k views

Nvidia 1070 Overclocking Help Needed

I have 3 1070 GPUs on Ubuntu 16.04LTS with the Nvidia drivers applied and cuda 8 installed, and I have accessed the xorg.config file to activate Coolbits and set up edid.bin to get the manual fan ...
TVUKT's user avatar
  • 41
4 votes
0 answers
2k views

3rd monitor showing "X" cursor

I have 2 GPUs and 3 monitors. The NVIDIA settings shows all 3 monitors but the Displays panel only shows 2 and xrandr only shows 2 connected. See below: Screen 0: minimum 8 x 8, current 3840 x 1080, ...
Russ B's user avatar
  • 141
4 votes
0 answers
3k views

Laptop screen goes black, but laptop still running

I have an old Asus laptop with Ubuntu 14.04 LTS. Sometimes the laptop's screen goes black, but the laptop keeps running. It happens when loading a youtube video or websites like GDrive, but not all ...
zbarni's user avatar
  • 467
4 votes
1 answer
497 views

Switching on and off integrated GPU

I have a elitebook 8570w and use it to for both graphically heavy applications as well as normal stuff. I would like to be able to switch between the dedicated and the intergrated GPU. I know about ...
Thijser's user avatar
  • 1,051
3 votes
0 answers
432 views

How to force wine to use my GPU?

I am running Photoshop 24 through wine64 and currently am not able to connect my GPU to wine to be able to use the program properly. I do have d3dx9 installed. I have Ubuntu 20.04 installed. wine Log:...
Jamie Hutber's user avatar
3 votes
0 answers
247 views

Missing GPU output device

I'm using Ubuntu 22.04 and a RX 580. After a system update the output device that I used on with my TV is missing. It was something like Ellesmere HDMI Audio [Radeon RX 470/480 / 570/580/590]. The &...
Lucas Rômulo Souza's user avatar
3 votes
0 answers
202 views

Battery life way shorter in Ubuntu than Windows

I have a Samsung Expert X50 NP350XBE-XH3BR with an Intel Core i7-8565U, iGPU Intel UHD Graphics 620 and a dGPU Nvidia GeForce MX110. My machine comes originally with Windows 10, but I switched to ...
Pedro Duque's user avatar
3 votes
0 answers
487 views

GPU crashes randomly

This week my gpu crashes randomly, at first i had PopOS and it started crashing, then i moved to Manjaro - crash, now I am with Ubuntu and it is still the same - crash.One thing I noticed about crash ...
Arnoldas MK's user avatar
3 votes
0 answers
154 views

/usr/bin/time for Nvidia GPU utilization of program

Is there a command-line program like /usr/bin/time that can report on Nvidia GPU utilization of a program? I'd like to get something like the following, that also includes GPU time (seconds), Percent ...
ɲeuroburɳ's user avatar
3 votes
2 answers
1k views

Cannot adjust brightness in Xubuntu

I has been a week I've been trying different fixes from askubuntu.com and other sites but no one seems to work. I'm using Lenovo V14 notebook. I has an integrated GPU and a Ryzen 5 4500U . The ...
Ezequiel Estrada's user avatar
3 votes
0 answers
2k views

Login loop with NVIDIA 440 driver on Ubuntu 18.04 (after installing pylon)

I have a huge problem with NVidia drivers on Ubuntu 18.04. I use two graphics cards, Nvidia Quadro K4200 and GTX 750 Ti. Both screens are connected to K4200 via DVI and DP and I use GTX 750 Ti for ...
ivan.dnm's user avatar
3 votes
1 answer
2k views

Using P104-100 GPU on Ubuntu (as single or second GPU)

What I have: GA-B250-Fintech motherboard Ubuntu 18.04 (but I'm ready to reinstall to any version if it will work) $ uname -r 4.18.0-18-generic And P104-100 video card. $ lspci | grep NVIDIA 01:00....
Mikhail_Sam's user avatar
3 votes
0 answers
2k views

Nvidia-smi has failed because it could't communicate with the Nvidia driver

My gpu is Titan xp Geforce. and I just installed ubuntu 18.10. am I already installed the nvidia driver? after I typed nvidia-smi NVIDIA-SMI has failed because it couldn't communicate with the ...
slowmonk's user avatar
  • 181
3 votes
0 answers
5k views

libva error: va_getDriverName() failed with unknown libva error,driver_name=(null)

I' trying to write a QT application and I'm getting the following error: libva error: va_getDriverName() failed with unknown libva error,driver_name=(null) this error appeared after I corrected the ...
Guerlando OCs's user avatar
3 votes
0 answers
8k views

Unmet dependencies error while removing NVIDIA drivers/files

System information: Ubuntu 18.04 LTS ACER E5-573G NVIDIA GeForce 940M I am trying to download nvidia drivers, CUDA toolkit and cudnn files to use tensorflow with the GPU. I managed to download CUDA ...
Winbuntu's user avatar
3 votes
0 answers
3k views

Xorg freezing up completely. "The NVIDIA X driver has encountered an error..." in Xorg logs, "NVRM: GPU at PCI..." in syslog

TL;DR: My system kept freezing up completely - no mouse, keyboard etc. Screen was completely frozen. I thought it had to do with the file system, but it was a problem with my Nvidia driver. I tried ...
user avatar
3 votes
0 answers
165 views

How to install the GPU

I'm using Ubuntu 14.04 , my VGA compatible controller : 00:02.0 VGA compatible controller: Intel Corporation 3rd Gen Core processor Graphics Controller (rev 09) and : *-display ...
stevGates's user avatar
  • 349
3 votes
0 answers
2k views

Extreamly high GPU usage while doing very little

Recently just switched to ubuntu from windows 10, and so far i love it! But i got a problem, when ever i do pretty much anything my gpu usage jumps close to 100% and everything becomes very laggy and ...
Victorwp's user avatar
3 votes
1 answer
22k views

AMD GPU Fan Control

I have installed ubuntu 16.04 and my GPU is R9 380X. The Driver used is AMDGPU..is there any way to control the fan of my gpu? because it never spins. Thanks !
Dergon's user avatar
  • 155
3 votes
0 answers
927 views

AMDGPU Pro driver not working on Xubuntu 16.04

I recently upgraded to Xubuntu 16.04 and would like to install the AMDGPU Pro driver. The first time installing the driver, my secondary DVI monitor did not receive signal. The second attempt, not ...
Star Hunter's user avatar
3 votes
2 answers
287 views

How to toggle easily between the AMD Catalyst driver and the open-source Radeon driver?

I've got an AMD Radeon R9 270X that works very well with the open-source Radeon driver. However, I am going to occasionally be using an OpenCL application that requires the proprietary Catalyst ...
Nathan Osman's user avatar
  • 32.1k
3 votes
1 answer
803 views

How to configure Multiple Mult-Headed GPU Cards?

I have a late 2011 Alienware Aurora R4 with two video cards: GeForce GTX 590 Driving three 27" HP2711 monitors GeForce GT 520 Driving one 32" Sharp AQUOS About a year ago I attempted to install (...
bubba's user avatar
  • 31
3 votes
1 answer
271 views

How do I profile (and possibly control) demands on my GPU?

My GPU gets ungodly hot very quickly and I would like to see what is pushing it, how hard it is being pushed and then make an informed choice about upgrade, adding cooling or reconfiguring. How do I ...
Matthew Brown aka Lord Matt's user avatar
3 votes
0 answers
341 views

Can I use Ubuntu VDI to run GPU intensive Windows video games?

I have a bunch of kids (5), and a bunch of laptops (total of 7 including mom & dads). My video games (Civ V, Xcom) run pretty slow on our laptops (AMD A quad core, 8GB RAM, 512 MB onboard ATI 512 ...
txgregory's user avatar
3 votes
1 answer
930 views

Graphics issues nvidia GTX 560 Ti

I have a Asrock z77 Extreme 4 with a nvidia GTX 560 Ti video graphics card and I recently bought built it about six months ago. I have installed Ubuntu 12.10 64-bit on it (I installed the 32-bit first)...
Zachary Haines's user avatar
3 votes
1 answer
3k views

Monitoring the temperature of Nvidia RTX 30** VRAM?

Working with Ubuntu 20.04, is it possible to get any info about the temperature of the VRAM for a Nvidia graphic card (30** series)? The command nvidia-smi does not give this specific datum. For ...
Dubious's user avatar
  • 131
3 votes
1 answer
621 views

Nvidia GEforce GTX installed on Ubuntu 20.04 but no processes running

I installed all the possible drivers: 435, 440, 450… none of them seems to work. The system recognizes the GPU but no process is running on it. It is not a hardware problem because the GPU works fine ...
Miguel Gonzalez's user avatar
3 votes
2 answers
4k views

Blank screen with AMD Sapphire RX 580 on Ubuntu 16.04

To have a new AMD Sapphire RX 580 Nitro up and running on a fresh Ubuntu 16.04.3 64bit, I have followed AMD instructions and installed their (default) amdgpu-pro 17.50. It seems to be installed: # ...
Babr's user avatar
  • 139
2 votes
0 answers
522 views

Ubuntu 23.10 boot error: [FAILED] Failed to start gpu-manager.service - Detect the available GPUs and deal with any systen changes

This is the error I get at the start of the ubuntu and I saw the similar errors like you change lightdm package or config or you should update your grub, none of them work for me. Some people say its ...
KCENZO's user avatar
  • 21
2 votes
1 answer
266 views

Restart systemd service when GPU memory limit is reached

I'm using the following systemd service on Ubuntu 22.04 LTS. The service is saved in /lib/systemd/system/myService.service [Unit] Description=myService RequiresMountsFor=/mnt/Data [Service] ExecStart=...
BlackHawk's user avatar
  • 121
2 votes
1 answer
1k views

Ubuntu 22.04 GPU Hang i915 Issue

My computer (specs at bottom of post) keeps freezing, and sometimes completely locking up needing a hard reset. I have found the error in the syslog, I'll post it below. The issue seems to occur semi ...
Harris The third's user avatar
2 votes
0 answers
69 views

No image on third monitor on dual gpu Ubuntu 18.04

I have a following system: Ubuntu 18.04; Kernel 5.4.0-131-generic; 2x Nvidia GT1030 with 2 interfaces each: DisplayPort and HDMI; Monitors connected to DP and HDMI on the first card and to HDMI on ...
paVVin's user avatar
  • 21

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