original articles, reproduced please indicate the source ...
I. Background of the problem
Recently to do a learning sharing report on Cuda, I would like to make an example of using Cuda for image processing in the report, and use shared memory to avoid the global memory not merging, improve image processing performance. But for the CUDA program how to read the
NVIDIA CUDA installation Guide for Linux
the Nvidia CUDA installation Guide under Linux systems
1. Introduction
Cuda®is a parallel computing platform and programming model invented by NVIDIA. It enables dramatic increases in computing performance by harnessing the power of the Graphics-processing unit (GPU).
Cuda® w
One, Introduction
Since the system was upgraded from Ubuntu 14.04 to 16.04, the original Cuda 6.5 could not continue to be used, so Cuda 8.0 was reinstalled. Two, uninstall Cuda 6.5 and drive
The following actions are operated at the command-line interface, such as pressing CTRL+ALT+F1 into the command lineFirst stop LIGHTDM:sudo service LIGHTDM stop
Uninstall n
Cuda Programming (ii) CUDA initialization and kernel functionsCuda InitializationAs has been said in the last time, Cuda installation success, a new project is very simple, directly in the new project when the Nvidia Cuda project can be selected, we first create a new Mycudatest project, Delete the sample kernel.cu, an
Run Devicequery error after installing CUDA8.0.
CUDA Device Query (Runtime API) version (Cudart static linking)Cudagetdevicecount returned 35Cuda driver version is insufficient for CUDA runtime versionResult = FAILThere are a lot of ways to find out, Dpkg-l | grep cuda Discovery
There is libcuda1-304, and the libcuda1-375 version is 375.66, above
compiler and language improvements for CUDA9
Increased support for C + + 14 with the Cuda 9,NVCC compiler, including new features
A generic lambda expression that uses the Auto keyword instead of the parameter type;
Auto lambda = [] (auto A,auto b) {return a * b;};
The return type of the feature is deducted (using the Auto keyword as the return type, as shown in the previous example)
The CONSTEXPR function can contain fewer restrictions, including var
One, using the GPU module provided in the OPENCV
At present, many GPU functions have been provided in OpenCV, and the GPU modules provided by OPENCV can be used to accelerate most image processing.
Basic use method, please refer to: http://www.cnblogs.com/dwdxdy/p/3244508.html
The advantage of this method is simple, using Gpumat to manage the data transfer between CPU and GPU, and does not need to pay attention to the setting of kernel function call parameter, only need to pay attention to the l
1, based on VC + + WIN32+CUDA+OPENGL combination of remote sensing image displayIn this combination scenario, OpenGL is set to the following two ways when initialized, with the same effect// setting mode 1glutinitdisplaymode (glut_double | GLUT_RGBA); // setting Mode 2glutinitdisplaymode (glut_double | GLUT_RGB);Extracting the pixel data from the remote sensing image data, the R, G, and b three channels can be assigned to the pixel buffer objects (pb
Ubuntu14.04 configure cuda-convnet and cuda-convnet
Reprinted Please note: http://blog.csdn.net/stdcoutzyx/article/details/39722999
In the previous Link, I configured cuda and had a powerful GPU. Naturally, the resources could not be completely idle, So I configured a convolutional neural network to run the program. As for the principle of the convolutional neura
Translated from: http://blog.csdn.net/masa_fish/article/details/51882183The installation of CUDA7.5 and CUDA8.0 is a hair-like process. So if you install CUDA8.0, just replace all of the 7.5 below with 8.0.Toss a lot of days, before and after re-installed probably 六、七次 Ubuntu, finally on the Cuda installed, was the pit several times, also took a lot of detours.The first post, also please more advice.EnvironmentNotebook: ThinkPad T450 x86_64Video card:
Operating System (OS): Windows 7 set into the development environment (IDE): Microsoft Visual Studio 2008 SP1 CUDA version (CUDA version): 3.0
Hardware that supports CUDA when CUDA programming is not necessary, and Cuda provides a way to simulate GPU operations with CPUs, so
I won't talk about the installation of Cuda and Optimus on the theme. I found that some foreigners did not succeed or there were few articles about Kali. After more than one day of repeated installation and testing, this article is the final one, the English version is also released.
Install Cuda and NVIDIA driversThis step is relatively simple. Before installation, we recommend that you edit the/etc/APT/so
With the development of graphics cards, GPUs become more and more powerful, and GPU optimizes display images. Computing has surpassed general CPU. Such a powerful chip would be too wasteful if it was just a video card, so NVIDIA launched Cuda to allow the video card to be used for purposes other than Image Rendering and computing (for example, general parallel computing mentioned here ). Cuda is the compute
I won't talk about the installation of cuda and optimus on the theme. I found that some foreigners did not succeed or there were few articles about Kali. after more than one day of repeated installation and testing, this article is the final one, the English version is also released. Installing cuda and nvidia drivers is relatively simple. before installation, we recommend that you... I won't talk about the
CUDA and cuda ProgrammingIntroduction to CUDA Libraries
It is the location of the CUDA library. This article briefly introduces cuSPARSE, cuBLAS, cuFFT and cuRAND will introduce OpenACC later.
The cuSPARSE linear algebra library is mainly used for sparse matrices.
CuBLAS is a C
We have installed winxp64 + nvidia driver19 *. * + VS2008 (sp1), and we feel very stuck, so we have been using cuda2.2.
I installed win7 recently and found that the driver compatibility for Versions later than 190 is very good. I installed cuda2.3. I wanted to try VS2010 beta2,
However, I learned from Microsoft's staff that MSBuild still has some bugs, so I cannot use cuda normally and cannot patch me for the moment.
Switch back to VS2008.
When using
When Cuda C is run in the cudart library, the application can be linked to the static library cudart. lib or libcudart. A. The dynamic library cudart. dll or libcudart. So. The Cuda dynamic link library (cudart. dll or libcudart. So) must be included in the installation package of the application.
All running functions of Cuda are prefixed with
CUDA and cuda ProgrammingCUDA SHARED MEMORY
Shared memory has some introductions in previous blog posts. This section focuses on its content. In the global Memory section, Data Alignment and continuity are important topics. When L1 is used, alignment can be ignored, but non-sequential Memory acquisition can still reduce performance. Dependent on the nature of algorithms, in some cases, non-continuous access
write in front
The content is divided into two parts, the first part is translation "Professional CUDA C Programming" section 2. The timing YOUR KERNEL in CUDA programming model, and the second part is his own experience. Experience is not enough, you are welcome to add greatly.
Cuda, the pursuit of speed ratio, want to get accurate time, the timing function is
CUDA 5, CUDAGPU Architecture
SM (Streaming Multiprocessors) is a very important part of the GPU architecture. The concurrency of GPU hardware is determined by SM.
Taking the Fermi architecture as an example, it includes the following main components:
CUDA cores
Shared Memory/L1Cache
Register File
Load/Store Units
Special Function Units
Warp Scheduler
Each SM in the GPU is designed to support hundred
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