Index: leahi_dialin/fp/modules/flow_sensors.py
===================================================================
diff -u -r1f2bf6d939eb4033dbedb7d7005494cc12fccbc6 -r8ebb614a8c6e52b27d40ac5ef8b48aa22a4be73d
--- leahi_dialin/fp/modules/flow_sensors.py	(.../flow_sensors.py)	(revision 1f2bf6d939eb4033dbedb7d7005494cc12fccbc6)
+++ leahi_dialin/fp/modules/flow_sensors.py	(.../flow_sensors.py)	(revision 8ebb614a8c6e52b27d40ac5ef8b48aa22a4be73d)
@@ -16,6 +16,7 @@
 
 # Module imports
 from logging import Logger
+import time
 
 # Project imports
 from leahi_dialin.common.constants import NO_RESET
@@ -55,6 +56,7 @@
             fp_enum_repository.FPFlowSensorNames.P7_FLOW.name: 0.0,
             fp_enum_repository.FPFlowSensorNames.P16_FLOW.name: 0.0
         }
+        self.handler_execution_times = []
 
 
     @publish(["msg_id_fp_flow_data", "fp_flows", "fp_flows_timestamp"])
@@ -65,6 +67,7 @@
         @param message:  published flow sensor data message
         @returns none
         """
+        start = time.perf_counter()
         sensor_list =[]
         sensor_list.append((fp_enum_repository.FPFlowSensorNames.P7_FLOW.name,  DataTypes.F32))
         sensor_list.append((fp_enum_repository.FPFlowSensorNames.P16_FLOW.name, DataTypes.F32))
@@ -73,6 +76,7 @@
                                decoder_list = sensor_list,
                                message = message)
         self.fp_flow_timestamp = timestamp
+        self.handler_execution_times.append(time.perf_counter() - start)
 
 
     def cmd_flow_sensor_broadcast_interval_override(self, ms: int, reset: int = NO_RESET) -> int: