diff --git a/src/kpi_manager/service/KpiManagerServiceServicerImpl.py b/src/kpi_manager/service/KpiManagerServiceServicerImpl.py
index fc1ea3b96ca0610e177a44ffa0e32a48bea8a8b3..4ffa1d2a68978ba74a7fee170a1b17502cbd8404 100644
--- a/src/kpi_manager/service/KpiManagerServiceServicerImpl.py
+++ b/src/kpi_manager/service/KpiManagerServiceServicerImpl.py
@@ -12,6 +12,7 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# do tests to verify the "grpc.ServicerContext" is required or not.
 import logging, grpc
 from common.method_wrappers.Decorator import MetricsPool, safe_and_metered_rpc_method
 from common.proto.context_pb2 import Empty
@@ -23,7 +24,7 @@ from monitoring.service import ManagementDBTools
 
 LOGGER = logging.getLogger(__name__)
 
-METRICS_POOL = MetricsPool('Monitoring', 'RPC')
+METRICS_POOL = MetricsPool('Monitoring', 'KpiManager')
 
 class KpiManagerServiceServicerImpl(KpiManagerServiceServicer):
     def __init__(self, name_mapping : NameMapping):
@@ -36,7 +37,7 @@ class KpiManagerServiceServicerImpl(KpiManagerServiceServicer):
     @safe_and_metered_rpc_method(METRICS_POOL, LOGGER)
     def SetKpiDescriptor(
             self, request: KpiDescriptor, grpc_context: grpc.ServicerContext
-    ) -> KpiId:
+        ) -> KpiId:
         response = KpiId()
         kpi_description = request.kpi_description
         kpi_sample_type = request.kpi_sample_type