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Match thread count to machine capability

This commit is contained in:
Martin Kroeker 2020-04-10 22:06:44 +02:00 committed by GitHub
parent 3a6d51c2fd
commit 66f89c0aaf
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2 changed files with 9 additions and 1 deletions
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6
cpp_thread_test/dgemm_thread_safety.cpp
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@ -12,9 +12,13 @@ void launch_cblas_dgemm(double* A, double* B, double* C, const blasint randomMat
int main(int argc, char* argv[]){
blasint randomMatSize = 1024; //dimension of the random square matrices used
uint32_t numConcurrentThreads = 52; //number of concurrent calls of the functions being tested
uint32_t numConcurrentThreads = 96; //number of concurrent calls of the functions being tested
uint32_t numTestRounds = 16; //number of testing rounds before success exit
uint32_t maxHwThreads = omp_get_max_threads();
if (maxHwThreads < 96)
numConcurrentThreads = maxHwThreads;
if (argc > 4){
std::cout<<"ERROR: too many arguments for thread safety tester"<<std::endl;
abort();

4
cpp_thread_test/dgemv_thread_safety.cpp
View File

@ -15,6 +15,10 @@ int main(int argc, char* argv[]){
blasint randomMatSize = 1024; //dimension of the random square matrices and vectors being used
uint32_t numConcurrentThreads = 52; //number of concurrent calls of the functions being tested
uint32_t numTestRounds = 16; //number of testing rounds before success exit
uint32_t maxHwThreads = omp_get_max_threads();
if (maxHwThreads < 52)
numConcurrentThreads = maxHwThreads -4;
if (argc > 4){
std::cout<<"ERROR: too many arguments for thread safety tester"<<std::endl;