cuda stream priority

priority range check

int main(int argc, char** argv) {

    int a, b;

    cudaDeviceGetStreamPriorityRange(&a, &b);

    printf("%d to %d\n", a, b);

    return -1;

}

 

 cudaStreamCreateWithPriority ( cudaStream_t* pStream, unsigned int  flags, int  priority )

 

cudaStreamCreateWithPriority(&mystream, cudaStreamDefault, -1);