Index: leahi_dialin/td/modules/air_trap.py
===================================================================
diff -u -r1f2bf6d939eb4033dbedb7d7005494cc12fccbc6 -r8ad61b1fa2e79b11b1c3db53a3242662e8eb9adf
--- leahi_dialin/td/modules/air_trap.py	(.../air_trap.py)	(revision 1f2bf6d939eb4033dbedb7d7005494cc12fccbc6)
+++ leahi_dialin/td/modules/air_trap.py	(.../air_trap.py)	(revision 8ad61b1fa2e79b11b1c3db53a3242662e8eb9adf)
@@ -16,7 +16,7 @@
 
 # Module imports
 from logging import Logger
-
+import time
 # Project imports
 from leahi_dialin.common.constants import NO_RESET
 from leahi_dialin.common.generic_defs import DataTypes
@@ -78,6 +78,7 @@
         self.AirPumpLowerPowerLevel = 0
         # TODO remove after testing
         self.AirPumpRaisePowerLevel = 0
+        self.handler_execution_times = []
 
 
     @publish(["msg_id_td_air_trap_data",
@@ -93,6 +94,7 @@
         @param message:  published air trap data message
         @return: None
         """
+        start = time.perf_counter()
         sensor_list_1 =[]
         sensor_list_1.append((td_enum_repository.TDAirTrapLevelSensorNames.H17_LEVEL.name, td_enum_repository.TDAirTrapLevelSensorAttributes.LEVEL.name,    DataTypes.U32))
         sensor_list_1.append((td_enum_repository.TDAirTrapLevelSensorNames.H16_LEVEL.name, td_enum_repository.TDAirTrapLevelSensorAttributes.LEVEL.name,    DataTypes.U32))
@@ -118,6 +120,7 @@
                                message = message,
                                start_from_byte = (len(sensor_list_1) + len(sensor_list_2)) * DataTypes.U32.size())
         self.td_air_trap_timestamp = timestamp
+        self.handler_execution_times.append(time.perf_counter() - start)
 
 
     def cmd_air_trap_data_broadcast_interval_override(self, ms: int, reset: int = NO_RESET) -> int: