Fix choice of algorithm

Author: tkoskela

cpp/benchmarks/algorithms_mpi.cc

@@ -233,8 +233,8 @@ BENCHMARK_REGISTER_F(AlgoFixtureMPI, FbDistributeGrid)
     ->Args({128, 10000, 4, 10, 2})
     ->Args({1024, static_cast<t_int>(1e6), 4, 10, 2})
     ->Args({1024, static_cast<t_int>(1e7), 4, 10, 2})
-    ->Args({1024, static_cast<t_int>(1e8), 4, 10, 1})
-    ->Args({1024, static_cast<t_int>(1e9), 4, 10, 1})
+    ->Args({1024, static_cast<t_int>(1e8), 4, 10, 2})
+    ->Args({1024, static_cast<t_int>(1e9), 4, 10, 2})
     ->UseManualTime()
     ->MinTime(60.0)
     ->MinWarmUpTime(10.0)
@@ -259,8 +259,8 @@ BENCHMARK_REGISTER_F(AlgoFixtureMPI, PadmmDistributeGrid)
     ->Args({128, 10000, 4, 10, 2})
     ->Args({1024, static_cast<t_int>(1e6), 4, 10, 2})
     ->Args({1024, static_cast<t_int>(1e7), 4, 10, 2})
-    ->Args({1024, static_cast<t_int>(1e8), 4, 10, 1})
-    ->Args({1024, static_cast<t_int>(1e9), 4, 10, 1})
+    ->Args({1024, static_cast<t_int>(1e8), 4, 10, 2})
+    ->Args({1024, static_cast<t_int>(1e9), 4, 10, 2})
     ->UseManualTime()
     ->MinTime(120.0)
     ->MinWarmUpTime(10.0)