Recent questions tagged CUDA

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cuda - Inconsistency of IDs between 'nvidia-smi -L' and cuDeviceGetName()

I'm running this command into a shell and get: C:Usersme>nvidia-smi -L GPU 0: Quadro K2000 (UUID: GPU- ... " Still looking for a kludge... See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - How to disable a specific nvcc compiler warnings

I want to disable a specific compiler warning with nvcc, specifically warning: NULL reference is not allowed The ... the warning in question. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - nvprof option for bandwidth

What is the correct option for measuring bandwidth using nvprof --metrics from the command line? I am using ... measuring FLOPS and bandwidth. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - How do I select which GPU to run a job on?

In a multi-GPU computer, how do I designate which GPU a CUDA job should run on? As an example, when ... when running a compiled CUDA executable? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - cudaMemset() - does it set bytes or integers?

From online documentation: cudaError_t cudaMemset (void * devPtr, int value, size_t count ) Fills the first count ... *dJunk; work? Others? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - How can I make tensorflow run on a GPU with capability 2.x?

I've successfully installed tensorflow (GPU) on Linux Ubuntu 16.04 and made some small changes in order to make it ... could be fixed as well. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - device function pointers

I need a device version of the following host code: double (**func)(double x); double func1(double x) { return x+1 ... (); test(); return 0; } See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - How can I check the progress of matrix multiplication?

I'm now only need to show an intermediate progress of matrix multiplication. for(unsigned int col=0; col<mtxSize; ... know in the case of CUDA. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - multi-GPU basic usage

How can I use two devices in order to improve for example the performance of the following code (sum of ... Thank you in advance. Michele See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - How to verify CuDNN installation?

I have searched many places but ALL I get is HOW to install it, not how to verify that it is ... everything is working without CuDNN enabled. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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698 views

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cuda - Any particular function to initialize GPU other than the first cudaMalloc call?

The first cudaMalloc call is slow (like 0.2 sec) because of some initialization work on GPU. Is there any ... not eliminate all init overheads. See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - Copy an object to device?

Can I copy a C++ object to the device? say I have: class CudaClass { public: int* data; CudaClass(int ... memory and launch kernel "useClass"? See Question&Answers more detail:os...

asked Oct 17, 2021 in Technique[技术] by 深蓝 (71.8m points)

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cuda - NSIGHT compute: SOL SM versus Roofline

I ran cuda-11.2 nsight-compute on my cuda kernel. It reports that SOL SM is at 79.44% which I interpret as ... , making the Roofline chart not applicable for my code, I suspect....

asked Jan 29, 2021 in Technique[技术] by 深蓝 (71.8m points)

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