Time measurements

src/mw_addslave.cpp

@@ -134,9 +134,9 @@ gi::ex multiply_1level_master_addslave( tensor3D_t& T, unsigned int size, MPI_Co
     Tens = add_expressions( results, symbols );
 
     double t5 = getTime();
-    std::cout <<  t2 - t1 << std::endl;
-    std::cout << "\t " << t3 - t2 << std::endl;
-    std::cout << "\t " << t4 - t3 << std::endl;
+    std::cout <<  t2 - t1 ;
+    std::cout << "\t " << t3 - t2;
+    std::cout << "\t " << t4 - t3;
     std::cout << "\t " << t5 - t4 << std::endl;
 
 #if DEBUG

src/mw_addslave4.cpp

@@ -412,9 +412,9 @@ gi::ex multiply_1level_master_addslave4( tensor3D_t& T, unsigned int size, MPI_C
     Tens = add_expressions_parall( results, symbols, pzero, comm );
     
     double t5 = getTime();
-    std::cout << t2 - t1 << std::endl;
-    std::cout << "\t " << t3 - t2 << std::endl;
-    std::cout << "\t " << t4 - t3 << std::endl;
+    std::cout << t2 - t1;
+    std::cout << "\t " << t3 - t2;
+    std::cout << "\t " << t4 - t3;
     std::cout << "\t " << t5 - t4 << std::endl;
 
 #if DEBUG

src/mw_tree.cpp

@@ -24,8 +24,11 @@ gi::ex add_tree( gi::ex mine, gi::lst symbols,  MPI_Comm comm = MPI_COMM_WORLD )
     MPI_Comm_size( comm, &size );
     MPI_Comm_rank( comm, &rank );
 
+    std::vector<double> times;
+    
     step = 0;
-
+    if( 0 == rank ) times.push_back( getTime() );
+    
     while( ( 0x1 << step ) < size ) {
         if( 0 == ( rank % ( 0x1 << ( step + 1 ) ) ) )  {
 
@@ -36,6 +39,7 @@ gi::ex add_tree( gi::ex mine, gi::lst symbols,  MPI_Comm comm = MPI_COMM_WORLD )
             if( buddy < size ) {
                 /* receive the result and add it */
                 Tens += recv_result( buddy, symbols, comm );
+		if( 0 == rank ) times.push_back( getTime() );
             }
         } else {
             
@@ -48,6 +52,14 @@ gi::ex add_tree( gi::ex mine, gi::lst symbols,  MPI_Comm comm = MPI_COMM_WORLD )
         }
         step++;
     }
+
+    if( 0 == rank ) {
+      for( auto t: times ){
+	std::cout << t - times[0] << "\t" ;
+      }
+      std::cout << std::endl;
+    }
+
     return Tens;
 }
 
@@ -125,9 +137,9 @@ gi::ex multiply_1level_master_local( tensor3D_t& T, unsigned int size, MPI_Comm
     add_tree( Tens, symbols, comm );
     
     double t5 = getTime();
-    std::cout << t2 - t1 << std::endl;
-    std::cout << "\t " << t3 - t2 << std::endl;
-    std::cout << "\t " << t4 - t3 << std::endl;
+    std::cout << t2 - t1;
+    std::cout << "\t " << t3 - t2;
+    std::cout << "\t " << t4 - t3;
     std::cout << "\t " << t5 - t4 << std::endl;
 
 #if DEBUG