Grid IO benchmark cleanup
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@ -32,7 +32,7 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifdef HAVE_LIME
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using namespace Grid;
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std::string filestem(const int l) { return "iobench_l" + std::to_string(l); }
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std::string filestem(const int l) { return "io/iobench_l" + std::to_string(l); }
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int vol(const int i) { return BENCH_IO_LMIN + 2 * i; }
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@ -56,13 +56,6 @@ template <typename Mat> void stats(Mat &mean, Mat &stdDev, const std::vector<Mat
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mean /= n;
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}
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#define grid_printf(...) \
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{ \
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char _buf[1024]; \
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sprintf(_buf, __VA_ARGS__); \
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MSG << _buf; \
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}
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enum
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{
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sRead = 0,
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@ -83,58 +76,58 @@ int main(int argc, char **argv)
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std::vector<Eigen::VectorXd> avPerf(BENCH_IO_NPASS, Eigen::VectorXd::Zero(4));
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std::vector<int> latt;
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MSG << "Grid is setup to use " << threads << " threads" << std::endl;
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MSG << "MPI partition " << mpi << std::endl;
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GRID_MSG << "Grid is setup to use " << threads << " threads" << std::endl;
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GRID_MSG << "MPI partition " << mpi << std::endl;
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for (unsigned int i = 0; i < BENCH_IO_NPASS; ++i)
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{
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MSG << BIGSEP << std::endl;
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MSG << "Pass " << i + 1 << "/" << BENCH_IO_NPASS << std::endl;
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MSG << BIGSEP << std::endl;
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MSG << SEP << std::endl;
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MSG << "Benchmark std write" << std::endl;
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MSG << SEP << std::endl;
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grid_big_sep();
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GRID_MSG << "Pass " << i + 1 << "/" << BENCH_IO_NPASS << std::endl;
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grid_big_sep();
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grid_small_sep();
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GRID_MSG << "Benchmark std write" << std::endl;
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grid_small_sep();
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for (int l = BENCH_IO_LMIN; l <= BENCH_IO_LMAX; l += 2)
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{
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latt = {l * mpi[0], l * mpi[1], l * mpi[2], l * mpi[3]};
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MSG << "-- Local volume " << l << "^4" << std::endl;
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GRID_MSG << "-- Local volume " << l << "^4" << std::endl;
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writeBenchmark<LatticeFermion>(latt, filestem(l), stdWrite<LatticeFermion>);
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perf[i](volInd(l), sWrite) = BinaryIO::lastPerf.mbytesPerSecond;
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}
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MSG << SEP << std::endl;
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MSG << "Benchmark std read" << std::endl;
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MSG << SEP << std::endl;
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grid_small_sep();
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GRID_MSG << "Benchmark std read" << std::endl;
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grid_small_sep();
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for (int l = BENCH_IO_LMIN; l <= BENCH_IO_LMAX; l += 2)
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{
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latt = {l * mpi[0], l * mpi[1], l * mpi[2], l * mpi[3]};
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MSG << "-- Local volume " << l << "^4" << std::endl;
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GRID_MSG << "-- Local volume " << l << "^4" << std::endl;
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readBenchmark<LatticeFermion>(latt, filestem(l), stdRead<LatticeFermion>);
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perf[i](volInd(l), sRead) = BinaryIO::lastPerf.mbytesPerSecond;
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}
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#ifdef HAVE_LIME
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MSG << SEP << std::endl;
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MSG << "Benchmark Grid C-Lime write" << std::endl;
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MSG << SEP << std::endl;
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grid_small_sep();
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GRID_MSG << "Benchmark Grid C-Lime write" << std::endl;
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grid_small_sep();
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for (int l = BENCH_IO_LMIN; l <= BENCH_IO_LMAX; l += 2)
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{
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latt = {l * mpi[0], l * mpi[1], l * mpi[2], l * mpi[3]};
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MSG << "-- Local volume " << l << "^4" << std::endl;
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GRID_MSG << "-- Local volume " << l << "^4" << std::endl;
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writeBenchmark<LatticeFermion>(latt, filestem(l), limeWrite<LatticeFermion>);
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perf[i](volInd(l), gWrite) = BinaryIO::lastPerf.mbytesPerSecond;
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}
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MSG << SEP << std::endl;
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MSG << "Benchmark Grid C-Lime read" << std::endl;
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MSG << SEP << std::endl;
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grid_small_sep();
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GRID_MSG << "Benchmark Grid C-Lime read" << std::endl;
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grid_small_sep();
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for (int l = BENCH_IO_LMIN; l <= BENCH_IO_LMAX; l += 2)
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{
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latt = {l * mpi[0], l * mpi[1], l * mpi[2], l * mpi[3]};
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MSG << "-- Local volume " << l << "^4" << std::endl;
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GRID_MSG << "-- Local volume " << l << "^4" << std::endl;
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readBenchmark<LatticeFermion>(latt, filestem(l), limeRead<LatticeFermion>);
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perf[i](volInd(l), gRead) = BinaryIO::lastPerf.mbytesPerSecond;
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}
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@ -159,13 +152,13 @@ int main(int argc, char **argv)
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avRob.fill(100.);
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avRob -= 100. * avStdDev.cwiseQuotient(avMean.cwiseAbs());
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MSG << BIGSEP << std::endl;
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MSG << "SUMMARY" << std::endl;
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MSG << BIGSEP << std::endl;
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MSG << "Summary of individual results (all results in MB/s)." << std::endl;
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MSG << "Every second colum gives the standard deviation of the previous column."
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grid_big_sep();
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GRID_MSG << "SUMMARY" << std::endl;
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grid_big_sep();
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GRID_MSG << "Summary of individual results (all results in MB/s)." << std::endl;
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GRID_MSG << "Every second colum gives the standard deviation of the previous column."
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<< std::endl;
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MSG << std::endl;
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GRID_MSG << std::endl;
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grid_printf("%4s %12s %12s %12s %12s %12s %12s %12s %12s\n", "L", "std read", "std dev",
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"std write", "std dev", "Grid read", "std dev", "Grid write", "std dev");
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for (int l = BENCH_IO_LMIN; l <= BENCH_IO_LMAX; l += 2)
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@ -176,10 +169,10 @@ int main(int argc, char **argv)
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stdDev(volInd(l), gRead), mean(volInd(l), gWrite),
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stdDev(volInd(l), gWrite));
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}
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MSG << std::endl;
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MSG << "Robustness of individual results, in %. (rob = 100% - std dev / mean)"
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GRID_MSG << std::endl;
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GRID_MSG << "Robustness of individual results, in %. (rob = 100% - std dev / mean)"
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<< std::endl;
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MSG << std::endl;
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GRID_MSG << std::endl;
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grid_printf("%4s %12s %12s %12s %12s\n", "L", "std read", "std write", "Grid read",
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"Grid write");
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for (int l = BENCH_IO_LMIN; l <= BENCH_IO_LMAX; l += 2)
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@ -187,21 +180,21 @@ int main(int argc, char **argv)
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grid_printf("%4d %12.1f %12.1f %12.1f %12.1f\n", l, rob(volInd(l), sRead),
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rob(volInd(l), sWrite), rob(volInd(l), gRead), rob(volInd(l), gWrite));
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}
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MSG << std::endl;
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MSG << "Summary of results averaged over local volumes 24^4-" << BENCH_IO_LMAX
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GRID_MSG << std::endl;
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GRID_MSG << "Summary of results averaged over local volumes 24^4-" << BENCH_IO_LMAX
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<< "^4 (all results in MB/s)." << std::endl;
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MSG << "Every second colum gives the standard deviation of the previous column."
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GRID_MSG << "Every second colum gives the standard deviation of the previous column."
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<< std::endl;
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MSG << std::endl;
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GRID_MSG << std::endl;
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grid_printf("%12s %12s %12s %12s %12s %12s %12s %12s\n", "std read", "std dev",
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"std write", "std dev", "Grid read", "std dev", "Grid write", "std dev");
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grid_printf("%12.1f %12.1f %12.1f %12.1f %12.1f %12.1f %12.1f %12.1f\n", avMean(sRead),
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avStdDev(sRead), avMean(sWrite), avStdDev(sWrite), avMean(gRead),
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avStdDev(gRead), avMean(gWrite), avStdDev(gWrite));
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MSG << std::endl;
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MSG << "Robustness of volume-averaged results, in %. (rob = 100% - std dev / mean)"
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GRID_MSG << std::endl;
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GRID_MSG << "Robustness of volume-averaged results, in %. (rob = 100% - std dev / mean)"
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<< std::endl;
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MSG << std::endl;
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GRID_MSG << std::endl;
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grid_printf("%12s %12s %12s %12s\n", "std read", "std write", "Grid read",
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"Grid write");
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grid_printf("%12.1f %12.1f %12.1f %12.1f\n", avRob(sRead), avRob(sWrite), avRob(gRead),
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@ -18,12 +18,8 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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#ifndef Benchmark_IO_hpp_
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#define Benchmark_IO_hpp_
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#include "Common.hpp"
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#include <Grid/Grid.h>
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#define MSG std::cout << GridLogMessage
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#define SEP \
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"-----------------------------------------------------------------------------"
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#define BIGSEP \
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"============================================================================="
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#ifdef HAVE_LIME
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namespace Grid
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@ -50,9 +46,9 @@ namespace Grid
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// crc = GridChecksum::crc32(vec_v.cpu_ptr, size);
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// std::fwrite(&crc, sizeof(uint32_t), 1, file);
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// crcWatch.Stop();
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// MSG << "Std I/O write: Data CRC32 " << std::hex << crc << std::dec << std::endl;
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// ioWatch.Start();
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// std::fwrite(vec_v.cpu_ptr, sizeof(typename Field::scalar_object),
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// GRID_MSG << "Std I/O write: Data CRC32 " << std::hex << crc << std::dec <<
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// std::endl; ioWatch.Start(); std::fwrite(vec_v.cpu_ptr, sizeof(typename
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// Field::scalar_object),
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// vec.Grid()->lSites(), file);
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// ioWatch.Stop();
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// std::fclose(file);
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@ -61,11 +57,11 @@ namespace Grid
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// p.size = size;
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// p.time = ioWatch.useconds();
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// p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
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// MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed()
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// GRID_MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed()
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// << ",
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// "
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// << p.mbytesPerSecond << " MB/s" << std::endl;
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// MSG << "Std I/O write: checksum overhead " << crcWatch.Elapsed() << std::endl;
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// GRID_MSG << "Std I/O write: checksum overhead " << crcWatch.Elapsed() << std::endl;
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// }
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// template <typename Field> void stdRead(Field &vec, const std::string filestem)
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@ -94,16 +90,14 @@ namespace Grid
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// crcData = GridChecksum::crc32(vec_v.cpu_ptr, size);
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// crcWatch.Stop();
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// }
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// MSG << "Std I/O read: Data CRC32 " << std::hex << crcData << std::dec << std::endl;
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// assert(crcData == crcRead);
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// size *= vec.Grid()->ProcessorCount();
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// auto &p = BinaryIO::lastPerf;
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// p.size = size;
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// p.time = ioWatch.useconds();
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// GRID_MSG << "Std I/O read: Data CRC32 " << std::hex << crcData << std::dec <<
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// std::endl; assert(crcData == crcRead); size *= vec.Grid()->ProcessorCount(); auto
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// &p = BinaryIO::lastPerf; p.size = size; p.time = ioWatch.useconds();
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// p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
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// MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed() << ", "
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// GRID_MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed() <<
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// ", "
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// << p.mbytesPerSecond << " MB/s" << std::endl;
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// MSG << "Std I/O read: checksum overhead " << crcWatch.Elapsed() << std::endl;
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// GRID_MSG << "Std I/O read: checksum overhead " << crcWatch.Elapsed() << std::endl;
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// }
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template <typename Field> void stdWrite(const std::string filestem, Field &vec)
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@ -122,7 +116,7 @@ namespace Grid
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crc = GridChecksum::crc32(vec_v.cpu_ptr, size);
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file.write(reinterpret_cast<char *>(&crc), sizeof(uint32_t) / sizeof(char));
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crcWatch.Stop();
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MSG << "Std I/O write: Data CRC32 " << std::hex << crc << std::dec << std::endl;
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GRID_MSG << "Std I/O write: Data CRC32 " << std::hex << crc << std::dec << std::endl;
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ioWatch.Start();
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file.write(reinterpret_cast<char *>(vec_v.cpu_ptr), sizec);
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file.flush();
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@ -132,9 +126,9 @@ namespace Grid
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p.size = size;
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p.time = ioWatch.useconds();
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p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
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MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed() << ", "
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<< p.mbytesPerSecond << " MB/s" << std::endl;
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MSG << "Std I/O write: checksum overhead " << crcWatch.Elapsed() << std::endl;
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GRID_MSG << "Std I/O write: Wrote " << p.size << " bytes in " << ioWatch.Elapsed()
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<< ", " << p.mbytesPerSecond << " MB/s" << std::endl;
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GRID_MSG << "Std I/O write: checksum overhead " << crcWatch.Elapsed() << std::endl;
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}
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template <typename Field> void stdRead(Field &vec, const std::string filestem)
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@ -163,16 +157,17 @@ namespace Grid
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crcData = GridChecksum::crc32(vec_v.cpu_ptr, size);
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crcWatch.Stop();
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}
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MSG << "Std I/O read: Data CRC32 " << std::hex << crcData << std::dec << std::endl;
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GRID_MSG << "Std I/O read: Data CRC32 " << std::hex << crcData << std::dec
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<< std::endl;
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assert(crcData == crcRead);
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size *= vec.Grid()->ProcessorCount();
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auto &p = BinaryIO::lastPerf;
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p.size = size;
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p.time = ioWatch.useconds();
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p.mbytesPerSecond = size / 1024. / 1024. / (ioWatch.useconds() / 1.e6);
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MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed() << ", "
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<< p.mbytesPerSecond << " MB/s" << std::endl;
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MSG << "Std I/O read: checksum overhead " << crcWatch.Elapsed() << std::endl;
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GRID_MSG << "Std I/O read: Read " << p.size << " bytes in " << ioWatch.Elapsed()
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<< ", " << p.mbytesPerSecond << " MB/s" << std::endl;
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GRID_MSG << "Std I/O read: checksum overhead " << crcWatch.Elapsed() << std::endl;
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}
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template <typename Field> void limeWrite(const std::string filestem, Field &vec)
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