Type: Posts; User: mbenguig

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  1. Ok, it seems that comes from the cuda cache...

    Ok, it seems that comes from the cuda cache directory, which is locked bu multiple threads.. (my application lanches as many threads as GPUs on the cluster).. And the directory was shared by all oh...
  2. Hi ! It cannot be possible.. There are no...

    Hi !
    It cannot be possible.. There are no conflict when accessing the Tesla..
    I traced system calls :

    open("/home/mbenguigui/.nv/ComputeCache/index", O_RDWR) = 19
    fcntl(19, F_SETLK,...
  3. Sorry, here is a piece of code hanging on...

    Sorry, here is a piece of code hanging on clBuildProgram call...

    #include <stdio.h>
    #include <string.h>
    #include <CL/cl.h>

    int main(void) {

    char *source_str = "__kernel void...
  4. Please, HELP!

    Please, HELP!
  5. program hangs on clBuildProgram with an empty kernel or takes > 1 hour

    My program hangs on a clBuildProgram call, with no specific parameters, and with an empty kernel. My program is successfully created but not built!
    It happens on a Tesla S1070...
  6. Impressive. Many thanks!

    Many thanks!
  7. Many thanks..

    Many thanks..
  8. Please, help..

    Please, help..
  9. How does the OpenCL model map to CPU hardware?

    Hi all,

    I would like to launch my OpenCL program on Intel CPUs but I have no idea of how is mapped global, constant, shared, register memory, compute unit and work item to CPU hardware..
  10. Ok, many thanks to all!

    Ok, many thanks to all!
  11. Warning when returning local address in non kernel function...

    Hi all,

    Here is a sample ..

    double* foo () {

    double result_reg[2];
    result_reg[0] = ...
    result_reg[1] = ...
    return result_reg;
  12. Replies

    Machine learning algo. (Adaboost)

    Hi all,

    Does anyone have an idea for classify a given test instance ("similar to classifyInstance()", AdaBoost) directly from GPU (OpenCL)?
    Maybe a way to get a basic function imitating...
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