removed sleep in DataManWriter

source/adios2/engine/dataman/DataManWriter.h

@@ -12,7 +12,6 @@
 #define ADIOS2_ENGINE_DATAMAN_DATAMAN_WRITER_H_
 
 #include <iostream> //std::cout must be removed, only used for hello example
-#include <unistd.h> //sleep must be removed
 
 #include "adios2/ADIOSConfig.h"
 #include "adios2/core/Engine.h"

source/adios2/engine/dataman/DataManWriter.tcc

@@ -73,10 +73,6 @@ void DataManWriter::DoWriteCommon(Variable<T> &variable, const T *values)
                 std::cout << "Rank: " << i << "\n";
                 std::cout << std::endl;
             }
-            else
-            {
-                sleep(1);
-            }
         }
         MPI_Barrier(m_MPIComm);
     }