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Naveen kumar Elumalai


Last seen: mer än 4 år ago |  Active since 2018

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How to get the data from all the workers to a single worker inside SPMD loop
Nc=3600; spmd n1=numlabs; blocksize = ceil(Nc/n1); start = (labindex-1)*blocksize + 1...

mer än 5 år ago | 0 answers | 0

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Error was detected while a MEX-file was running and MATLAB is exiting because of fatal error
I am trying to run the batched version of QR (dgeqrfbatched) in matlab using CUBLAS by calling it from a mex file. I am struck w...

nästan 6 år ago | 1 answer | 0

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how to run Gpu and Cpu in parallel in for loop?
for i=1:10 A(:,:,i)=rand(5,5); [q1,r1]=qr(A(:,:,i)); end I wanted cpu and gpu's to communicate with itself about the...

ungefär 6 år ago | 1 answer | 0

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mexcuda not finding CUDA 10.0 even after I specify it via setenv('MW​_NVCC_PATH​',...)
I have set the path of MW_NVCC_PATH to setenv('MW_NVCC_PATH','C:\Program Files\NVIDIA GPU Computing Toolkit\CUDA\v10.0\bin') ...

ungefär 6 år ago | 1 answer | 0

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How to convert this without using for loop for gpu computing?
A2 is a Gpu array(600*104*36) Code: for n=1:36 [Q(:,:,n),R(:,:,n)]=qr(A2(:,:,n),0); end

nästan 7 år ago | 0 answers | 0

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Is there a way to run this loop in gpu and will it consume lesser time compared to parallel cpu computation time?
This is taking so much time than the normal cpu execution

nästan 7 år ago | 0

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Is there a way to run this loop in gpu and will it consume lesser time compared to parallel cpu computation time?
N=50; for n=1:8 b=rand(300,103); w=rand(300,1); [Q,R]=qr(b,0); A(:,:,n);=R end

nästan 7 år ago | 1 answer | 0

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Question


how do i store a matrix value inside a parfor loop?
I wanted to use the A matrix outside the parfor loop for further computation, i get an error stating "cannot run due to way vari...

ungefär 7 år ago | 1 answer | 0

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Question


How can i save the temporary variable inside the parfor loop for the below code ? i have also tried using SPMD but it takes more time that the normal problem running in one core takes and how will i be able to find the thread number of each worker ?
i wanted to save the temp variable 'temp' and i cant find any way to do it..i would appreciate any help thank you C is 300x...

ungefär 7 år ago | 1 answer | 0

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