diff --git a/Gazebo_Distributed_MPI/gazebo/physics/World.cc b/Gazebo_Distributed_MPI/gazebo/physics/World.cc
index 429ec3b..e275dbe 100644
--- a/Gazebo_Distributed_MPI/gazebo/physics/World.cc
+++ b/Gazebo_Distributed_MPI/gazebo/physics/World.cc
@@ -1067,6 +1067,7 @@ void World::Update()
       double wholeAddTime = before_worldUpdateBeginTime + worldUpdateBeginTime + modelUpdateFuncTime + updateCollisionTime + loggingTime + before_updatePhysicsTime + updatePhysicsTime + before_mpiTime + mpiTime + after_mpiTime;
       std::cout << "===== average wholeAddTime:\t" << wholeAddTime * 1000.0 / this->dataPtr->iterations << "\tms =====" << std::endl;
       std::cout << "===== average wholeUpdateTime:\t" << wholeUpdataTime * 1000.0 / this->dataPtr->iterations << "\tms =====" << std::endl;
+      std::cout << "===== average RTF:\t" << this->GetSimTime().Double() / this->GetRealTime().Double() << "\t =====" << std::endl;
     }
   }
 #endif