diff --git a/paddle/pserver/CMakeLists.txt b/paddle/pserver/CMakeLists.txt
index 9bc48294f06b8ae38ff87fd3542f26c14a0e7795..ac52b8dbeced70aa556970e8f685df68e6b4e354 100644
--- a/paddle/pserver/CMakeLists.txt
+++ b/paddle/pserver/CMakeLists.txt
@@ -25,14 +25,14 @@ set(PSERVER_SOURCES
     ParameterClient2.cpp
     ParameterServer2.cpp
     SparseParameterDistribution.cpp
-    PServerUtil.cpp)
+    PServerController.cpp)
 
 set(PSERVER_HEADERS
     BaseClient.h
     ParameterClient2.h
     ParameterServer2.h
     SparseParameterDistribution.h
-    PServerUtil.h)
+    PServerController.h)
 
 add_library(paddle_pserver STATIC
     ${PSERVER_SOURCES})
diff --git a/paddle/pserver/PServerUtil.cpp b/paddle/pserver/PServerController.cpp
similarity index 83%
rename from paddle/pserver/PServerUtil.cpp
rename to paddle/pserver/PServerController.cpp
index bf4cf0771ccd6e08f2534947738d9d3143b28211..2d00019ceff6d01cbbfd30b67a31e353c8f1e0cb 100644
--- a/paddle/pserver/PServerUtil.cpp
+++ b/paddle/pserver/PServerController.cpp
@@ -12,11 +12,11 @@ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 See the License for the specific language governing permissions and
 limitations under the License. */
 
-#include "PServerUtil.h"
+#include "PServerController.h"
 
 namespace paddle {
 
-PServerUtil::PServerUtil(const ParameterServerConfig& config) {
+PServerController::PServerController(const ParameterServerConfig& config) {
   // round robin to load balance RDMA server ENGINE
   std::vector<std::string> devices;
   int rdmaCpu = 0;
@@ -58,9 +58,9 @@ PServerUtil::PServerUtil(const ParameterServerConfig& config) {
   }
 }
 
-PServerUtil::~PServerUtil() { this->join(); }
+PServerController::~PServerController() { this->join(); }
 
-ParameterServerConfig* PServerUtil::initConfig() {
+ParameterServerConfig* PServerController::initConfigByGflags() {
   ParameterServerConfig* config = new ParameterServerConfig();
   config->set_nics(FLAGS_nics);
   config->set_port(FLAGS_port);
@@ -69,16 +69,17 @@ ParameterServerConfig* PServerUtil::initConfig() {
   return config;
 }
 
-PServerUtil* PServerUtil::createWithGflags() {
-  auto& pServerConfig = *paddle::PServerUtil::initConfig();
+PServerController* PServerController::createByGflags() {
+  auto& pServerConfig = *paddle::PServerController::initConfigByGflags();
   return create(pServerConfig);
 }
 
-PServerUtil* PServerUtil::create(const ParameterServerConfig& config) {
-  return new PServerUtil(config);
+PServerController* PServerController::create(
+    const ParameterServerConfig& config) {
+  return new PServerController(config);
 }
 
-void PServerUtil::start() {
+void PServerController::start() {
   LOG(INFO) << "pserver sizes : " << pservers_.size();
   int i = 0;
   for (const auto& pserver : pservers_) {
@@ -88,7 +89,7 @@ void PServerUtil::start() {
   }
 }
 
-void PServerUtil::join() {
+void PServerController::join() {
   LOG(INFO) << "pserver sizes : " << pservers_.size();
   int i = 0;
   for (const auto& pserver : pservers_) {
diff --git a/paddle/pserver/PServerUtil.h b/paddle/pserver/PServerController.h
similarity index 83%
rename from paddle/pserver/PServerUtil.h
rename to paddle/pserver/PServerController.h
index 117dde37e3f8846505b1d75bec5033f3f4141c02..6fb7e0a31ab2264848cba3c2ad3a5f779bdb4501 100644
--- a/paddle/pserver/PServerUtil.h
+++ b/paddle/pserver/PServerController.h
@@ -21,31 +21,31 @@ limitations under the License. */
 
 namespace paddle {
 
-class PServerUtil {
+class PServerController {
 public:
-  DISABLE_COPY(PServerUtil);
+  DISABLE_COPY(PServerController);
 
   /**
    * @brief Ctor, Create a PServerUtil from ParameterServerConfig.
    */
-  explicit PServerUtil(const ParameterServerConfig& config);
+  explicit PServerController(const ParameterServerConfig& config);
 
   /**
    * @brief Dtor.
    */
-  ~PServerUtil();
+  ~PServerController();
 
   /**
    * @brief create PServerUtil from gflags, this is used for
    * compatibility with the old usage of configuration by gflags.
    */
-  static PServerUtil* createWithGflags();
+  static PServerController* createByGflags();
 
   /**
    * @brief create PServerUtil with ParameterServerConfig, remove gflags
    * from ParameterServer. Init all pservers thread according to the config.
    */
-  static PServerUtil* create(const ParameterServerConfig& config);
+  static PServerController* create(const ParameterServerConfig& config);
 
   /**
    * @brief start all pserver thread in this PServerUtil.
@@ -64,7 +64,7 @@ private:
    * @brief create ParameterServerConfig from gflags, this is used for
    * compatibility with the old usage of configuration by gflags.
    */
-  static ParameterServerConfig* initConfig();
+  static ParameterServerConfig* initConfigByGflags();
 };
 
 }  // namespace paddle
diff --git a/paddle/pserver/ParameterServer2Main.cpp b/paddle/pserver/ParameterServer2Main.cpp
index 8c1baea0cef76849276c3dbbad6a2e0ef3a5689f..6e683cdd2c2c88450af90254e73cee0dced83440 100644
--- a/paddle/pserver/ParameterServer2Main.cpp
+++ b/paddle/pserver/ParameterServer2Main.cpp
@@ -13,16 +13,15 @@ See the License for the specific language governing permissions and
 limitations under the License. */
 
 #include <fstream>
-#include "PServerUtil.h"
-#include "paddle/trainer/ParamUtil.h"
+#include "PServerController.h"
 
 using namespace paddle;  // NOLINT
 
 int main(int argc, char** argv) {
   initMain(argc, argv);
 
-  std::unique_ptr<PServerUtil> pServerPtr(
-      paddle::PServerUtil::createWithGflags());
+  std::unique_ptr<PServerController> pServerPtr(
+      paddle::PServerController::createByGflags());
   pServerPtr->start();
   pServerPtr->join();
 
diff --git a/paddle/trainer/TrainerMain.cpp b/paddle/trainer/TrainerMain.cpp
index 52983e46eb9071abcab4c529e4a28765e5bbe430..3ce3d67842ddaa195fdcae0b087bdf715abb967a 100644
--- a/paddle/trainer/TrainerMain.cpp
+++ b/paddle/trainer/TrainerMain.cpp
@@ -13,7 +13,7 @@ See the License for the specific language governing permissions and
 limitations under the License. */
 
 #include <fenv.h>
-#include "paddle/pserver/PServerUtil.h"
+#include "paddle/pserver/PServerController.h"
 #include "paddle/utils/Excepts.h"
 #include "paddle/utils/PythonUtil.h"
 
@@ -37,9 +37,9 @@ int main(int argc, char** argv) {
   initMain(argc, argv);
   initPython(argc, argv);
 
-  std::unique_ptr<PServerUtil> pServerPtr(nullptr);
+  std::unique_ptr<PServerController> pServerPtr(nullptr);
   if (FLAGS_start_pserver) {
-    pServerPtr.reset(paddle::PServerUtil::createWithGflags());
+    pServerPtr.reset(paddle::PServerController::createByGflags());
     pServerPtr->start();
   }
   Trainer trainer;