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Questions tagged [sli]

22 questions
27
votes
2 answers

SLI for multiple GPUs

I am new to CUDA programming, and I am working on a problem that requires multiple GPUs in one machine. I understand that for better graphics programming multiple GPUs need to be combined via SLI. However, for CUDA programming do I need to combine…
gmemon
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12
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1 answer

OpenGL multi-GPU support

When we create the OpenGL context on PC, is there any way to choose which physical device or how many devices are used? Do the latest OpenGL (4.5) APIs support multi-GPU architecture? If I have two identical graphics cards (for example, two Nvidia…
user3677630
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5
votes
2 answers

nVidia SLI Tricks

I'm optimizing a directx graphics application to take advantage of nVidia's SLI technology. I'm currently investigating some of the techniques mentioned in their 'Best Practices' web page, but wanted to know what advice/experience any of you have…
mwahab
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5
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1 answer

How does SLI decide which VBO belongs to which GPU in OpenGL?

I am aiming to use SLI in AFR mode to increase FPS. I am under the impression that NVIDIA SLI driver will allocate the VBOs automatically and intelligently to individual GPUs. Is this correct? I have a code that has a large amount of vertices/faces…
user3667089
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4
votes
1 answer

PromQL query to calculate service uptime & downtime from a fixed date

I'm trying to build a basic SRE dashboard in order to learn Prometheus/Grafana. I want to calculate the number of hours the service has been running & the number of hours its been down since the 1st January of the current year so that I can reduce…
user9492428
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4
votes
2 answers

How should I design GLSL shader to run on crossfire / SLI

If I am writing a visualizer with glsl, how can I guarantee it will take advantage of more gpu's? Right out of the box it only works on one, what sort of steps / design of the software will allow the pixel shader to be run in parallel on more than…
jett
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4
votes
1 answer

Will Crossfire/SLI benefit Compute Shader performace?

I'm digging into DX11 Compute Shaders. And I wonder if there will be any performance increase with adding one more video card with Crossfire/SLI. Or adding one more video card without using Crossfire/SLI. Has anyone experimented with this?
Valentin Simonov
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3
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0 answers

OpenGL Draw call on SLI/CrossFire Graphic Cards

I am using OpenGL and OpenCL in my project. So, they are inter operating with each other. I have created some openGL buffers and fill them using OpenCL but when I am doing that with OpenCL, each GPU should have one context and two GPUs cannot be in…
mmostajab
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3
votes
1 answer

In .NET 3.5 C#, is there a way to detect if NVIDIA SLI mode is active

For NVIDIA graphics cards, you can have two working as one (SLI). For a .NET desktop application, I need to be able to check that SLI is enabled. Is this possible?
Adam Kane
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3
votes
1 answer

SSI/PHP exec commands terminate when the response is send back, right?

Say I have a SSI script that uses exec, or a PHP script that uses exec or proc_open, to start a process when a users sends some data from their browser to my server. Am I correct that this spawned process will terminate when the server finishes…
Jim_CS
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vote
0 answers

Is the error budget in GCP UI supposed to rise above 100%?

I have just started using SLO's in GCP and my first SLI seems to be working, but, the "error budget" field is way above 100%. All the examples I have seen online sit at 100%, whereas mine seems to float between 700.00% and above in to the thousands.…
Cameron
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1
vote
0 answers

Tensorflow with 2 GPUs ignores one of them

I have a problem regarding tensorflow calculation on 2 GPUs connected via SLI technology: only one of them is working and second one is not, although both GPUs are recognized by TF. Setup: - Ubuntu 18.04 - Python 3 - Tensorflow 2.1 - Cuda 10.1 -…
PoMaIIka
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1
vote
0 answers

SLO compliance report according to google SRE book

I want to create a SLO compliance report like Google SRE handbook indicated here : https://landing.google.com/sre/workbook/chapters/implementing-slos/#slo-compliance-report As shown in the description : the numbers in parentheses indicate the number…
zubug55
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1
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0 answers

override comments in system.xml in magento2

Unable to override system.xml in magento2 to remove the added comments Remove few list of product attributes from given list in image using sli search system
Unknown
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1
vote
1 answer

Y510P Fedora doesn't start X after faulty drivers installation

I have a Lenovo Y510P with integrated IntelHD 4th gen. VGA and a dedicated Nvidia GT755 VGA. I run Fedora 21 and until recently had no problems. I never installed any proprietary drivers or special tools to deal with graphics, it just worked under…
GammaSQ
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