Index: leahi_dialin/td/modules/syringe_pump.py
===================================================================
diff -u -r60a4cdf7272161c64bb60aac93b26acf50465494 -r8ad61b1fa2e79b11b1c3db53a3242662e8eb9adf
--- leahi_dialin/td/modules/syringe_pump.py	(.../syringe_pump.py)	(revision 60a4cdf7272161c64bb60aac93b26acf50465494)
+++ leahi_dialin/td/modules/syringe_pump.py	(.../syringe_pump.py)	(revision 8ad61b1fa2e79b11b1c3db53a3242662e8eb9adf)
@@ -15,6 +15,7 @@
 ############################################################################
 import struct
 from logging import Logger
+import time
 
 from leahi_dialin.common.constants import RESET, NO_RESET
 from leahi_dialin.common.generic_defs import DataTypes
@@ -62,6 +63,7 @@
         self.syringe_pump_adc_dac_status   = 0                 #: current syringe pump ADC & DAC status
         self.syringe_pump_adc_read_counter = 0                 #: current syringe pump ADC read counter
         self.td_syringe_pump_timestamp     = 0.0               #: The timestamp of the syringe pump message
+        self.handler_execution_times = []
 
 
     @publish(["td_syringe_pump_timestamp",
@@ -80,6 +82,7 @@
         @param message:  published syringe pump data message
         @return: None
         """
+        start = time.perf_counter()
         msg_list = []
         msg_list.append(('self.syringe_pump_state',             DataTypes.U32))
         msg_list.append(('self.heparin_state',                  DataTypes.U32))
@@ -100,8 +103,8 @@
                                message = message)
 
         self.td_syringe_pump_timestamp = timestamp
+        self.handler_execution_times.append(time.perf_counter() - start)
 
-
     def cmd_syringe_pump_operation(self, operation: int = SyringePumpOperations.SYRINGE_PUMP_OP_STOP.value,
                                    rate: float = 0.0,
                                    volume: float = 0.0) -> int: