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This commit is contained in:
Antonin Portelli
2023-01-25 17:47:40 +00:00
parent 03badefec7
commit 503a993232
2 changed files with 362 additions and 170 deletions
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98
Grid/Benchmark_IO.hpp
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@ -20,9 +20,9 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
#include <Grid/Grid.h>
#define MSG std::cout << GridLogMessage
#define SEP \
#define SEP \
"-----------------------------------------------------------------------------"
#define BIGSEP \
#define BIGSEP \
"============================================================================="
#ifdef HAVE_LIME
@ -36,16 +36,15 @@ namespace Grid
// AP 06/10/2020: Standard C version in case one is suspicious of the C++ API
//
// template <typename Field>
// void stdWrite(const std::string filestem, Field &vec)
// template <typename Field> void stdWrite(const std::string filestem, Field &vec)
// {
// std::string rankStr = std::to_string(vec.Grid()->ThisRank());
// std::FILE *file = std::fopen((filestem + "." + rankStr + ".bin").c_str(), "wb");
// size_t size;
// uint32_t crc;
// std::string rankStr = std::to_string(vec.Grid()->ThisRank());
// std::FILE *file = std::fopen((filestem + "." + rankStr + ".bin").c_str(), "wb");
// size_t size;
// uint32_t crc;
// GridStopWatch ioWatch, crcWatch;
// size = vec.Grid()->lSites()*sizeof(typename Field::scalar_object);
// size = vec.Grid()->lSites() * sizeof(typename Field::scalar_object);
// autoView(vec_v, vec, CpuRead);
// crcWatch.Start();
// crc = GridChecksum::crc32(vec_v.cpu_ptr, size);
@ -53,36 +52,39 @@ namespace Grid
// crcWatch.Stop();
// MSG << "Std I/O write: Data CRC32 " << std::hex << crc << std::dec << std::endl;
// ioWatch.Start();
// std::fwrite(vec_v.cpu_ptr, sizeof(typename Field::scalar_object), vec.Grid()->lSites(), file);
// std::fwrite(vec_v.cpu_ptr, sizeof(typename Field::scalar_object),
// vec.Grid()->lSites(), file);
// ioWatch.Stop();
// std::fclose(file);
// size *= vec.Grid()->ProcessorCount();
// auto &p = BinaryIO::lastPerf;
// p.size = size;
// p.time = ioWatch.useconds();
// p.mbytesPerSecond = size/1024./1024./(ioWatch.useconds()/1.e6);
// p.size = size;
// p.time = ioWatch.useconds();
// p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
// MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed()
// << ", " << p.mbytesPerSecond << " MB/s" << std::endl;
// << ",
// "
// << p.mbytesPerSecond << " MB/s" << std::endl;
// MSG << "Std I/O write: checksum overhead " << crcWatch.Elapsed() << std::endl;
// }
//
// template <typename Field>
// void stdRead(Field &vec, const std::string filestem)
// template <typename Field> void stdRead(Field &vec, const std::string filestem)
// {
// std::string rankStr = std::to_string(vec.Grid()->ThisRank());
// std::FILE *file = std::fopen((filestem + "." + rankStr + ".bin").c_str(), "rb");
// size_t size;
// uint32_t crcRead, crcData;
// std::string rankStr = std::to_string(vec.Grid()->ThisRank());
// std::FILE *file = std::fopen((filestem + "." + rankStr + ".bin").c_str(), "rb");
// size_t size;
// uint32_t crcRead, crcData;
// GridStopWatch ioWatch, crcWatch;
// size = vec.Grid()->lSites()*sizeof(typename Field::scalar_object);
// size = vec.Grid()->lSites() * sizeof(typename Field::scalar_object);
// crcWatch.Start();
// std::fread(&crcRead, sizeof(uint32_t), 1, file);
// crcWatch.Stop();
// {
// autoView(vec_v, vec, CpuWrite);
// ioWatch.Start();
// std::fread(vec_v.cpu_ptr, sizeof(typename Field::scalar_object), vec.Grid()->lSites(), file);
// std::fread(vec_v.cpu_ptr, sizeof(typename Field::scalar_object),
// vec.Grid()->lSites(), file);
// ioWatch.Stop();
// std::fclose(file);
// }
@ -96,19 +98,19 @@ namespace Grid
// assert(crcData == crcRead);
// size *= vec.Grid()->ProcessorCount();
// auto &p = BinaryIO::lastPerf;
// p.size = size;
// p.time = ioWatch.useconds();
// p.mbytesPerSecond = size/1024./1024./(ioWatch.useconds()/1.e6);
// MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed()
// << ", " << p.mbytesPerSecond << " MB/s" << std::endl;
// p.size = size;
// p.time = ioWatch.useconds();
// p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
// MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed() << ", "
// << p.mbytesPerSecond << " MB/s" << std::endl;
// MSG << "Std I/O read: checksum overhead " << crcWatch.Elapsed() << std::endl;
// }
template <typename Field>
void stdWrite(const std::string filestem, Field &vec)
template <typename Field> void stdWrite(const std::string filestem, Field &vec)
{
std::string rankStr = std::to_string(vec.Grid()->ThisRank());
std::ofstream file(filestem + "." + rankStr + ".bin", std::ios::out | std::ios::binary);
std::ofstream file(filestem + "." + rankStr + ".bin",
std::ios::out | std::ios::binary);
size_t size, sizec;
uint32_t crc;
GridStopWatch ioWatch, crcWatch;
@ -130,16 +132,16 @@ namespace Grid
p.size = size;
p.time = ioWatch.useconds();
p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed()
<< ", " << p.mbytesPerSecond << " MB/s" << std::endl;
MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed() << ", "
<< p.mbytesPerSecond << " MB/s" << std::endl;
MSG << "Std I/O write: checksum overhead " << crcWatch.Elapsed() << std::endl;
}
template <typename Field>
void stdRead(Field &vec, const std::string filestem)
template <typename Field> void stdRead(Field &vec, const std::string filestem)
{
std::string rankStr = std::to_string(vec.Grid()->ThisRank());
std::ifstream file(filestem + "." + rankStr + ".bin", std::ios::in | std::ios::binary);
std::ifstream file(filestem + "." + rankStr + ".bin",
std::ios::in | std::ios::binary);
size_t size, sizec;
uint32_t crcRead, crcData;
GridStopWatch ioWatch, crcWatch;
@ -168,13 +170,12 @@ namespace Grid
p.size = size;
p.time = ioWatch.useconds();
p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed()
<< ", " << p.mbytesPerSecond << " MB/s" << std::endl;
MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed() << ", "
<< p.mbytesPerSecond << " MB/s" << std::endl;
MSG << "Std I/O read: checksum overhead " << crcWatch.Elapsed() << std::endl;
}
template <typename Field>
void limeWrite(const std::string filestem, Field &vec)
template <typename Field> void limeWrite(const std::string filestem, Field &vec)
{
emptyUserRecord record;
ScidacWriter binWriter(vec.Grid()->IsBoss());
@ -184,8 +185,7 @@ namespace Grid
binWriter.close();
}
template <typename Field>
void limeRead(Field &vec, const std::string filestem)
template <typename Field> void limeRead(Field &vec, const std::string filestem)
{
emptyUserRecord record;
ScidacReader binReader;
@ -225,12 +225,13 @@ namespace Grid
template <typename Field>
void writeBenchmark(const Coordinate &latt, const std::string filename,
const WriterFn<Field> &write,
const unsigned int Ls = 1, const bool rb = false)
const WriterFn<Field> &write, const unsigned int Ls = 1,
const bool rb = false)
{
auto mpi = GridDefaultMpi();
auto simd = GridDefaultSimd(latt.size(), Field::vector_type::Nsimd());
std::shared_ptr<GridCartesian> gBasePt(SpaceTimeGrid::makeFourDimGrid(latt, simd, mpi));
std::shared_ptr<GridCartesian> gBasePt(
SpaceTimeGrid::makeFourDimGrid(latt, simd, mpi));
std::shared_ptr<GridBase> gPt;
std::random_device rd;
@ -251,12 +252,13 @@ namespace Grid
template <typename Field>
void readBenchmark(const Coordinate &latt, const std::string filename,
const ReaderFn<Field> &read,
const unsigned int Ls = 1, const bool rb = false)
const ReaderFn<Field> &read, const unsigned int Ls = 1,
const bool rb = false)
{
auto mpi = GridDefaultMpi();
auto simd = GridDefaultSimd(latt.size(), Field::vector_type::Nsimd());
std::shared_ptr<GridCartesian> gBasePt(SpaceTimeGrid::makeFourDimGrid(latt, simd, mpi));
std::shared_ptr<GridCartesian> gBasePt(
SpaceTimeGrid::makeFourDimGrid(latt, simd, mpi));
std::shared_ptr<GridBase> gPt;
makeGrid(gPt, gBasePt, Ls, rb);