FInale cleanup!
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f180cbb8ec
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@ -1,6 +1,7 @@
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/*
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Copyright © 2015 Peter Boyle <paboyle@ph.ed.ac.uk>
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Copyright © 2022 Antonin Portelli <antonin.portelli@me.com>
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Copyright © 2022 Simon Buerger <simon.buerger@rwth-aachen.de>
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This is a fork of Benchmark_ITT.cpp from Grid
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@ -24,13 +25,6 @@ along with this program. If not, see <http://www.gnu.org/licenses/>.
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using namespace Grid;
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std::vector<int> L_list;
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std::vector<int> Ls_list;
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std::vector<double> mflop_list;
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double mflop_ref;
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double mflop_ref_err;
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int NN_global;
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nlohmann::json json_results;
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@ -58,18 +52,6 @@ struct time_statistics
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}
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};
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void comms_header()
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{
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std::cout << GridLogMessage << " L "
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<< "\t"
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<< " Ls "
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<< "\t"
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<< "bytes\t MB/s uni (err/min/max) \t\t MB/s bidi (err/min/max)" << std::endl;
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};
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Gamma::Algebra Gmu[] = {Gamma::Algebra::GammaX, Gamma::Algebra::GammaY,
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Gamma::Algebra::GammaZ, Gamma::Algebra::GammaT};
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struct controls
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{
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int Opt;
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@ -133,10 +115,9 @@ class Benchmark
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std::vector<double> t_time(Nloop);
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time_statistics timestat;
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grid_big_sep();
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std::cout << GridLogMessage << "= Benchmarking threaded STENCIL halo exchange in "
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std::cout << GridLogMessage << "Benchmarking threaded STENCIL halo exchange in "
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<< nmu << " dimensions" << std::endl;
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grid_big_sep();
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grid_small_sep();
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grid_printf("%5s %5s %15s %15s %15s %15s %15s\n", "L", "dir", "payload (B)",
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"time (usec)", "rate (GB/s)", "std dev", "max");
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@ -368,10 +349,10 @@ class Benchmark
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RealD mass = 0.1;
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RealD M5 = 1.8;
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double mflops;
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double mflops_best = 0;
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double mflops_worst = 0;
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std::vector<double> mflops_all;
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double gflops;
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double gflops_best = 0;
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double gflops_worst = 0;
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std::vector<double> gflops_all;
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///////////////////////////////////////////////////////
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// Set/Get the layout & grid size
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@ -486,8 +467,6 @@ class Benchmark
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FGrid->Broadcast(0, &ncall, sizeof(ncall));
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// std::cout << GridLogMessage << " Estimate " << ncall << " calls per
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// second"<<std::endl;
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Dw.ZeroCounters();
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time_statistics timestat;
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@ -515,60 +494,60 @@ class Benchmark
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double fps =
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Nc * (6 + (Nc - 1) * 8) * Ns * Nd + 2 * Nd * Nc * Ns + 2 * Nd * Nc * Ns * 2;
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#endif
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double flops = (fps * volume) / 2;
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double mf_hi, mf_lo, mf_err;
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double flops = (fps * volume) / 2.;
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double gf_hi, gf_lo, gf_err;
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timestat.statistics(t_time);
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mf_hi = flops / timestat.min;
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mf_lo = flops / timestat.max;
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mf_err = flops / timestat.min * timestat.err / timestat.mean;
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gf_hi = flops / timestat.min / 1000.;
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gf_lo = flops / timestat.max / 1000.;
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gf_err = flops / timestat.min * timestat.err / timestat.mean / 1000.;
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mflops = flops / timestat.mean;
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mflops_all.push_back(mflops);
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if (mflops_best == 0)
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mflops_best = mflops;
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if (mflops_worst == 0)
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mflops_worst = mflops;
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if (mflops > mflops_best)
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mflops_best = mflops;
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if (mflops < mflops_worst)
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mflops_worst = mflops;
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gflops = flops / timestat.mean / 1000.;
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gflops_all.push_back(gflops);
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if (gflops_best == 0)
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gflops_best = gflops;
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if (gflops_worst == 0)
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gflops_worst = gflops;
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if (gflops > gflops_best)
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gflops_best = gflops;
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if (gflops < gflops_worst)
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gflops_worst = gflops;
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std::cout << GridLogMessage << "Deo FlopsPerSite is " << fps << std::endl;
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std::cout << GridLogMessage << std::fixed << std::setprecision(1)
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<< "Deo mflop/s = " << mflops << " (" << mf_err << ") " << mf_lo
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<< "-" << mf_hi << std::endl;
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<< "Deo Gflop/s = " << gflops << " (" << gf_err << ") " << gf_lo
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<< "-" << gf_hi << std::endl;
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std::cout << GridLogMessage << std::fixed << std::setprecision(1)
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<< "Deo mflop/s per rank " << mflops / NP << std::endl;
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<< "Deo Gflop/s per rank " << gflops / NP << std::endl;
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std::cout << GridLogMessage << std::fixed << std::setprecision(1)
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<< "Deo mflop/s per node " << mflops / NN << std::endl;
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<< "Deo Gflop/s per node " << gflops / NN << std::endl;
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}
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grid_small_sep();
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std::cout << GridLogMessage << L << "^4 x " << Ls
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<< " Deo Best mflop/s = " << mflops_best << " ; "
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<< mflops_best / NN << " per node " << std::endl;
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<< " Deo Best Gflop/s = " << gflops_best << " ; "
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<< gflops_best / NN << " per node " << std::endl;
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std::cout << GridLogMessage << L << "^4 x " << Ls
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<< " Deo Worst mflop/s = " << mflops_worst << " ; "
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<< mflops_worst / NN << " per node " << std::endl;
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<< " Deo Worst Gflop/s = " << gflops_worst << " ; "
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<< gflops_worst / NN << " per node " << std::endl;
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std::cout << GridLogMessage << fmt << std::endl;
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std::cout << GridLogMessage;
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for (int i = 0; i < mflops_all.size(); i++)
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for (int i = 0; i < gflops_all.size(); i++)
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{
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std::cout << mflops_all[i] / NN << " ; ";
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std::cout << gflops_all[i] / NN << " ; ";
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}
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std::cout << std::endl;
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}
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return mflops_best;
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return gflops_best;
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}
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static double Staggered(int L)
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{
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double mflops;
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double mflops_best = 0;
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double mflops_worst = 0;
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std::vector<double> mflops_all;
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double gflops;
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double gflops_best = 0;
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double gflops_worst = 0;
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std::vector<double> gflops_all;
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///////////////////////////////////////////////////////
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// Set/Get the layout & grid size
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@ -700,51 +679,51 @@ class Benchmark
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double volume = 1;
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for (int mu = 0; mu < Nd; mu++)
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volume = volume * latt4[mu];
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double flops = (1146.0 * volume) / 2;
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double mf_hi, mf_lo, mf_err;
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double flops = (1146.0 * volume) / 2.;
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double gf_hi, gf_lo, gf_err;
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timestat.statistics(t_time);
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mf_hi = flops / timestat.min;
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mf_lo = flops / timestat.max;
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mf_err = flops / timestat.min * timestat.err / timestat.mean;
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gf_hi = flops / timestat.min / 1000.;
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gf_lo = flops / timestat.max / 1000.;
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gf_err = flops / timestat.min * timestat.err / timestat.mean / 1000.;
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mflops = flops / timestat.mean;
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mflops_all.push_back(mflops);
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if (mflops_best == 0)
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mflops_best = mflops;
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if (mflops_worst == 0)
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mflops_worst = mflops;
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if (mflops > mflops_best)
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mflops_best = mflops;
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if (mflops < mflops_worst)
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mflops_worst = mflops;
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gflops = flops / timestat.mean / 1000.;
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gflops_all.push_back(gflops);
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if (gflops_best == 0)
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gflops_best = gflops;
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if (gflops_worst == 0)
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gflops_worst = gflops;
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if (gflops > gflops_best)
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gflops_best = gflops;
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if (gflops < gflops_worst)
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gflops_worst = gflops;
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std::cout << GridLogMessage << std::fixed << std::setprecision(1)
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<< "Deo mflop/s = " << mflops << " (" << mf_err << ") " << mf_lo
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<< "-" << mf_hi << std::endl;
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<< "Deo Gflop/s = " << gflops << " (" << gf_err << ") " << gf_lo
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<< "-" << gf_hi << std::endl;
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std::cout << GridLogMessage << std::fixed << std::setprecision(1)
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<< "Deo mflop/s per rank " << mflops / NP << std::endl;
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<< "Deo Gflop/s per rank " << gflops / NP << std::endl;
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std::cout << GridLogMessage << std::fixed << std::setprecision(1)
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<< "Deo mflop/s per node " << mflops / NN << std::endl;
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<< "Deo Gflop/s per node " << gflops / NN << std::endl;
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}
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grid_small_sep();
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std::cout << GridLogMessage << L
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<< "^4 Deo Best mflop/s = " << mflops_best << " ; "
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<< mflops_best / NN << " per node " << std::endl;
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<< "^4 Deo Best Gflop/s = " << gflops_best << " ; "
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<< gflops_best / NN << " per node " << std::endl;
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std::cout << GridLogMessage << L
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<< "^4 Deo Worst mflop/s = " << mflops_worst << " ; "
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<< mflops_worst / NN << " per node " << std::endl;
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<< "^4 Deo Worst Gflop/s = " << gflops_worst << " ; "
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<< gflops_worst / NN << " per node " << std::endl;
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std::cout << GridLogMessage << fmt << std::endl;
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std::cout << GridLogMessage;
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for (int i = 0; i < mflops_all.size(); i++)
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for (int i = 0; i < gflops_all.size(); i++)
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{
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std::cout << mflops_all[i] / NN << " ; ";
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std::cout << gflops_all[i] / NN << " ; ";
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}
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std::cout << std::endl;
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}
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return mflops_best;
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return gflops_best;
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}
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};
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@ -782,6 +761,30 @@ int main(int argc, char **argv)
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std::vector<double> dwf4;
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std::vector<double> staggered;
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if (do_memory)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " Memory benchmark " << std::endl;
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grid_big_sep();
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Benchmark::Memory();
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}
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if (do_su4)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " SU(4) benchmark " << std::endl;
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grid_big_sep();
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Benchmark::SU4();
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}
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if (do_comms)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " Communications benchmark " << std::endl;
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grid_big_sep();
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Benchmark::Comms();
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}
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if (do_flops)
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{
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Ls = 1;
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@ -810,68 +813,35 @@ int main(int argc, char **argv)
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staggered.push_back(result);
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}
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int NN = NN_global;
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grid_big_sep();
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std::cout << GridLogMessage << " Summary table Ls=" << Ls << std::endl;
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std::cout << GridLogMessage << "Gflop/s/node Summary table Ls=" << Ls << std::endl;
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grid_big_sep();
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std::cout << GridLogMessage << "L \t\t Wilson \t\t DWF4 \t\t Staggered" << std::endl;
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grid_printf("%5s %12s %12s %12s\n", "L", "Wilson", "DWF", "Staggered");
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nlohmann::json tmp_flops;
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for (int l = 0; l < L_list.size(); l++)
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{
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std::cout << GridLogMessage << L_list[l] << " \t\t " << wilson[l] << " \t\t "
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<< dwf4[l] << " \t\t " << staggered[l] << std::endl;
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grid_printf("%5d %12.2f %12.2f %12.2f\n", L_list[l], wilson[l] / NN, dwf4[l] / NN,
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staggered[l] / NN);
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nlohmann::json tmp;
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tmp["L"] = L_list[l];
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tmp["Mflops_wilson"] = wilson[l];
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tmp["Mflops_dwf4"] = dwf4[l];
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tmp["Mflops_staggered"] = staggered[l];
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json_results["flops"].push_back(tmp);
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}
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}
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int NN = NN_global;
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if (do_memory)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " Memory benchmark " << std::endl;
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grid_big_sep();
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Benchmark::Memory();
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}
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if (do_su4)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " SU(4) benchmark " << std::endl;
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grid_big_sep();
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Benchmark::SU4();
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}
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if (do_comms)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " Communications benchmark " << std::endl;
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grid_big_sep();
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Benchmark::Comms();
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}
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if (do_flops)
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{
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grid_big_sep();
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std::cout << GridLogMessage << " Per Node Summary table Ls=" << Ls << std::endl;
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grid_big_sep();
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std::cout << GridLogMessage << " L \t\t Wilson\t\t DWF4\t\t Staggered " << std::endl;
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for (int l = 0; l < L_list.size(); l++)
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{
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std::cout << GridLogMessage << L_list[l] << " \t\t " << wilson[l] / NN << " \t "
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<< dwf4[l] / NN << " \t " << staggered[l] / NN << std::endl;
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tmp["Gflops_wilson"] = wilson[l] / NN;
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tmp["Gflops_dwf4"] = dwf4[l] / NN;
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tmp["Gflops_staggered"] = staggered[l] / NN;
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tmp_flops["results"].push_back(tmp);
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}
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grid_big_sep();
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std::cout << GridLogMessage
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<< " Comparison point result: " << 0.5 * (dwf4[sel] + dwf4[selm1]) / NN
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<< " Mflop/s per node" << std::endl;
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<< " Gflop/s per node" << std::endl;
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std::cout << GridLogMessage << " Comparison point is 0.5*(" << dwf4[sel] / NN << "+"
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<< dwf4[selm1] / NN << ") " << std::endl;
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std::cout << std::setprecision(3);
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grid_big_sep();
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json_results["comp_point_Mflops"] = 0.5 * (dwf4[sel] + dwf4[selm1]) / NN;
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tmp_flops["comparison_point_Gflops"] = 0.5 * (dwf4[sel] + dwf4[selm1]) / NN;
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json_results["flops"] = tmp_flops;
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}
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if (!json_filename.empty())
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