diff --git a/core/configure/proto/multi_lang_general_model_service.proto b/core/configure/proto/multi_lang_general_model_service.proto
index 2a4764a041d7f817aba1d516427a241498d4c2e0..18fbcf760647e1694e738c0832fe45f4f7d9934f 100755
--- a/core/configure/proto/multi_lang_general_model_service.proto
+++ b/core/configure/proto/multi_lang_general_model_service.proto
@@ -59,7 +59,7 @@ message SimpleResponse { required int32 err_code = 1; }
 
 message GetClientConfigRequest {}
 
-message GetClientConfigResponse { repeated string client_config_str_list = 1; }
+message GetClientConfigResponse { required string client_config_str = 1; }
 
 service MultiLangGeneralModelService {
   rpc Inference(InferenceRequest) returns (InferenceResponse) {}
diff --git a/doc/COMPILE.md b/doc/COMPILE.md
index ef161d141f410c991f9a4bbc0c2605d08827dd31..79a26f857c5b06dd3da39988879b297ce35db167 100755
--- a/doc/COMPILE.md
+++ b/doc/COMPILE.md
@@ -153,7 +153,7 @@ cmake -DPYTHON_INCLUDE_DIR=$PYTHON_INCLUDE_DIR/ \
     -DPYTHON_LIBRARIES=$PYTHON_LIBRARIES \
     -DPYTHON_EXECUTABLE=$PYTHON_EXECUTABLE \
     -DOPENCV_DIR=${OPENCV_DIR} \
-    -DWITH_OPENCV=ON
+    -DWITH_OPENCV=ON \
     -DSERVER=ON ..
 make -j10
 ```
diff --git a/doc/COMPILE_CN.md b/doc/COMPILE_CN.md
index 53c3548a46abdccedb53c629bb2c0bd0dd3bad17..3d04f4c873cb6b6c004c1377cbedaf30c89d9d5e 100755
--- a/doc/COMPILE_CN.md
+++ b/doc/COMPILE_CN.md
@@ -152,7 +152,7 @@ cmake -DPYTHON_INCLUDE_DIR=$PYTHON_INCLUDE_DIR/ \
     -DPYTHON_LIBRARIES=$PYTHON_LIBRARIES \
     -DPYTHON_EXECUTABLE=$PYTHON_EXECUTABLE \
     -DOPENCV_DIR=${OPENCV_DIR} \
-    -DWITH_OPENCV=ON
+    -DWITH_OPENCV=ON \
     -DSERVER=ON ..
 make -j10
 ```
diff --git a/python/examples/bert/README_CN.md b/python/examples/bert/README_CN.md
index ef28089b559b7281613ae2fb78b8039978db2510..a03b577493fc763c43d1ce96766d4e9eb260565e 100644
--- a/python/examples/bert/README_CN.md
+++ b/python/examples/bert/README_CN.md
@@ -94,4 +94,7 @@ curl -H "Content-Type:application/json" -X POST -d '{"feed":[{"words": "hello"}]
 bash benchmark.sh bert_seq128_model bert_seq128_client
 ```
 性能测试的日志文件为profile_log_bert_seq128_model
+
 如需修改性能测试用例的参数，请修改benchmark.sh中的配置信息。
+
+注意:bert_seq128_model和bert_seq128_client路径后不要加'/'符号,示例需要在GPU机器上运行。
diff --git a/python/examples/bert/benchmark.sh b/python/examples/bert/benchmark.sh
index 1a8263556d345f367f503460274f1cb0165df2c5..7e374db3ee5a5bdccdc75dc2884b9dbbfcb60eca 100755
--- a/python/examples/bert/benchmark.sh
+++ b/python/examples/bert/benchmark.sh
@@ -17,27 +17,30 @@ sleep 5
 
 #warm up
 $PYTHONROOT/bin/python3 benchmark.py --thread 4 --batch_size 1 --model $2/serving_client_conf.prototxt --request rpc > profile 2>&1
-echo -e "import psutil\ncpu_utilization=psutil.cpu_percent(1,False)\nprint('CPU_UTILIZATION:', cpu_utilization)\n" > cpu_utilization.py
+echo -e "import psutil\nimport time\nwhile True:\n\tcpu_res = psutil.cpu_percent()\n\twith open('cpu.txt', 'a+') as f:\n\t\tf.write(f'{cpu_res}\\\n')\n\ttime.sleep(0.1)" > cpu.py
 for thread_num in 1 4 8 16
 do
 for batch_size in 1 4 16 64
 do
     job_bt=`date '+%Y%m%d%H%M%S'`
-    nvidia-smi --id=0 --query-compute-apps=used_memory --format=csv -lms 100 > gpu_use.log 2>&1 &
+    nvidia-smi --id=0 --query-compute-apps=used_memory --format=csv -lms 100 > gpu_memory_use.log 2>&1 &
     nvidia-smi --id=0 --query-gpu=utilization.gpu --format=csv -lms 100 > gpu_utilization.log 2>&1 &
+    rm -rf cpu.txt
+    $PYTHONROOT/bin/python3 cpu.py &
     gpu_memory_pid=$!
     $PYTHONROOT/bin/python3 benchmark.py --thread $thread_num --batch_size $batch_size --model $2/serving_client_conf.prototxt --request rpc > profile 2>&1
-    kill ${gpu_memory_pid}
-    kill `ps -ef|grep used_memory|awk '{print $2}'`
+    kill `ps -ef|grep used_memory|awk '{print $2}'` > /dev/null
+    kill `ps -ef|grep utilization.gpu|awk '{print $2}'` > /dev/null
+    kill `ps -ef|grep cpu.py|awk '{print $2}'` > /dev/null
     echo "model_name:" $1
     echo "thread_num:" $thread_num
     echo "batch_size:" $batch_size
     echo "=================Done===================="
     echo "model_name:$1" >> profile_log_$1
     echo "batch_size:$batch_size" >> profile_log_$1
-    $PYTHONROOT/bin/python3 cpu_utilization.py >> profile_log_$1
     job_et=`date '+%Y%m%d%H%M%S'`
-    awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "MAX_GPU_MEMORY:", max}' gpu_use.log >> profile_log_$1
+    awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "CPU_UTILIZATION:", max}' cpu.txt >> profile_log_$1
+    awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "MAX_GPU_MEMORY:", max}' gpu_memory_use.log >> profile_log_$1
     awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "GPU_UTILIZATION:", max}' gpu_utilization.log >> profile_log_$1
     rm -rf gpu_use.log gpu_utilization.log
     $PYTHONROOT/bin/python3 ../util/show_profile.py profile $thread_num >> profile_log_$1
diff --git a/python/examples/fit_a_line/README_CN.md b/python/examples/fit_a_line/README_CN.md
index e115b6debb330adbd4c81f94338a67305caa6d37..d58eb4fbf15045ef2e9d873b2c8517f86cbca0de 100644
--- a/python/examples/fit_a_line/README_CN.md
+++ b/python/examples/fit_a_line/README_CN.md
@@ -49,4 +49,7 @@ curl -H "Content-Type:application/json" -X POST -d '{"feed":[{"x": [0.0137, -0.1
 bash benchmark.sh uci_housing_model uci_housing_client
 ```
 性能测试的日志文件为profile_log_uci_housing_model
+
 如需修改性能测试用例的参数，请修改benchmark.sh中的配置信息。
+
+注意:uci_housing_model和uci_housing_client路径后不要加'/'符号,示例需要在GPU机器上运行。
diff --git a/python/examples/fit_a_line/benchmark.sh b/python/examples/fit_a_line/benchmark.sh
new file mode 100755
index 0000000000000000000000000000000000000000..7e374db3ee5a5bdccdc75dc2884b9dbbfcb60eca
--- /dev/null
+++ b/python/examples/fit_a_line/benchmark.sh
@@ -0,0 +1,55 @@
+rm profile_log*
+export CUDA_VISIBLE_DEVICES=0,1
+export FLAGS_profile_server=1
+export FLAGS_profile_client=1
+export FLAGS_serving_latency=1
+
+gpu_id=0
+#save cpu and gpu utilization log
+if [ -d utilization ];then
+    rm -rf utilization
+else
+    mkdir utilization
+fi
+#start server
+$PYTHONROOT/bin/python3 -m paddle_serving_server.serve --model $1 --port 9292 --thread 4 --gpu_ids 0,1 --mem_optim  --ir_optim >  elog  2>&1 &
+sleep 5
+
+#warm up
+$PYTHONROOT/bin/python3 benchmark.py --thread 4 --batch_size 1 --model $2/serving_client_conf.prototxt --request rpc > profile 2>&1
+echo -e "import psutil\nimport time\nwhile True:\n\tcpu_res = psutil.cpu_percent()\n\twith open('cpu.txt', 'a+') as f:\n\t\tf.write(f'{cpu_res}\\\n')\n\ttime.sleep(0.1)" > cpu.py
+for thread_num in 1 4 8 16
+do
+for batch_size in 1 4 16 64
+do
+    job_bt=`date '+%Y%m%d%H%M%S'`
+    nvidia-smi --id=0 --query-compute-apps=used_memory --format=csv -lms 100 > gpu_memory_use.log 2>&1 &
+    nvidia-smi --id=0 --query-gpu=utilization.gpu --format=csv -lms 100 > gpu_utilization.log 2>&1 &
+    rm -rf cpu.txt
+    $PYTHONROOT/bin/python3 cpu.py &
+    gpu_memory_pid=$!
+    $PYTHONROOT/bin/python3 benchmark.py --thread $thread_num --batch_size $batch_size --model $2/serving_client_conf.prototxt --request rpc > profile 2>&1
+    kill `ps -ef|grep used_memory|awk '{print $2}'` > /dev/null
+    kill `ps -ef|grep utilization.gpu|awk '{print $2}'` > /dev/null
+    kill `ps -ef|grep cpu.py|awk '{print $2}'` > /dev/null
+    echo "model_name:" $1
+    echo "thread_num:" $thread_num
+    echo "batch_size:" $batch_size
+    echo "=================Done===================="
+    echo "model_name:$1" >> profile_log_$1
+    echo "batch_size:$batch_size" >> profile_log_$1
+    job_et=`date '+%Y%m%d%H%M%S'`
+    awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "CPU_UTILIZATION:", max}' cpu.txt >> profile_log_$1
+    awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "MAX_GPU_MEMORY:", max}' gpu_memory_use.log >> profile_log_$1
+    awk 'BEGIN {max = 0} {if(NR>1){if ($1 > max) max=$1}} END {print "GPU_UTILIZATION:", max}' gpu_utilization.log >> profile_log_$1
+    rm -rf gpu_use.log gpu_utilization.log
+    $PYTHONROOT/bin/python3 ../util/show_profile.py profile $thread_num >> profile_log_$1
+    tail -n 8 profile >> profile_log_$1
+    echo "" >> profile_log_$1
+done
+done
+
+#Divided log
+awk 'BEGIN{RS="\n\n"}{i++}{print > "bert_log_"i}' profile_log_$1
+mkdir bert_log && mv bert_log_* bert_log
+ps -ef|grep 'serving'|grep -v grep|cut -c 9-15 | xargs kill -9
diff --git a/python/paddle_serving_client/client.py b/python/paddle_serving_client/client.py
index 48ad112ab015242b85753489f84422c4187f6ec1..8b1fc38032133230f450f83b9139d5f347b2ae1b 100755
--- a/python/paddle_serving_client/client.py
+++ b/python/paddle_serving_client/client.py
@@ -554,15 +554,8 @@ class MultiLangClient(object):
         get_client_config_req = multi_lang_general_model_service_pb2.GetClientConfigRequest(
         )
         resp = self.stub_.GetClientConfig(get_client_config_req)
-        model_config_path_list = resp.client_config_str_list
-        file_path_list = []
-        for single_model_config in model_config_path_list:
-            if os.path.isdir(single_model_config):
-                file_path_list.append("{}/serving_server_conf.prototxt".format(
-                    single_model_config))
-            elif os.path.isfile(single_model_config):
-                file_path_list.append(single_model_config)
-        self._parse_model_config(file_path_list)
+        model_config_str = resp.client_config_str
+        self._parse_model_config(model_config_str)
 
     def _flatten_list(self, nested_list):
         for item in nested_list:
@@ -572,23 +565,10 @@ class MultiLangClient(object):
             else:
                 yield item
 
-    def _parse_model_config(self, model_config_path_list):
-        if isinstance(model_config_path_list, str):
-            model_config_path_list = [model_config_path_list]
-        elif isinstance(model_config_path_list, list):
-            pass
-
-        file_path_list = []
-        for single_model_config in model_config_path_list:
-            if os.path.isdir(single_model_config):
-                file_path_list.append("{}/serving_client_conf.prototxt".format(
-                    single_model_config))
-            elif os.path.isfile(single_model_config):
-                file_path_list.append(single_model_config)
+    def _parse_model_config(self, model_config_str):
         model_conf = m_config.GeneralModelConfig()
-        f = open(file_path_list[0], 'r')
-        model_conf = google.protobuf.text_format.Merge(
-            str(f.read()), model_conf)
+        model_conf = google.protobuf.text_format.Merge(model_config_str,
+                                                       model_conf)
         self.feed_names_ = [var.alias_name for var in model_conf.feed_var]
         self.feed_types_ = {}
         self.feed_shapes_ = {}
@@ -598,11 +578,6 @@ class MultiLangClient(object):
             self.feed_shapes_[var.alias_name] = var.shape
             if var.is_lod_tensor:
                 self.lod_tensor_set_.add(var.alias_name)
-        if len(file_path_list) > 1:
-            model_conf = m_config.GeneralModelConfig()
-            f = open(file_path_list[-1], 'r')
-            model_conf = google.protobuf.text_format.Merge(
-                str(f.read()), model_conf)
         self.fetch_names_ = [var.alias_name for var in model_conf.fetch_var]
         self.fetch_types_ = {}
         for i, var in enumerate(model_conf.fetch_var):
diff --git a/python/paddle_serving_server/rpc_service.py b/python/paddle_serving_server/rpc_service.py
index d9d302831fd2e3148547e24772005efb38cb8f32..f2503a5d86b032499543f5f4fc78b8b824218a44 100755
--- a/python/paddle_serving_server/rpc_service.py
+++ b/python/paddle_serving_server/rpc_service.py
@@ -198,5 +198,14 @@ class MultiLangServerServiceServicer(multi_lang_general_model_service_pb2_grpc.
         #model_config_path_list is list right now.
         #dict should be added when graphMaker is used.
         resp = multi_lang_general_model_service_pb2.GetClientConfigResponse()
-        resp.client_config_str_list[:] = self.model_config_path_list
+        model_config_str = []
+        for single_model_config in self.model_config_path_list:
+            if os.path.isdir(single_model_config):
+                with open("{}/serving_server_conf.prototxt".format(
+                        single_model_config)) as f:
+                    model_config_str.append(str(f.read()))
+            elif os.path.isfile(single_model_config):
+                with open(single_model_config) as f:
+                    model_config_str.append(str(f.read()))
+        resp.client_config_str = model_config_str[0]
         return resp