Index: leahi_dialin/dd/modules/pre_gen_dialysate.py
===================================================================
diff -u -re45b20cdc5d4c5dcff8cef530b173ca94cb2e422 -r820c94585ab5d85c40395e828c4dfe2da164c105
--- leahi_dialin/dd/modules/pre_gen_dialysate.py	(.../pre_gen_dialysate.py)	(revision e45b20cdc5d4c5dcff8cef530b173ca94cb2e422)
+++ leahi_dialin/dd/modules/pre_gen_dialysate.py	(.../pre_gen_dialysate.py)	(revision 820c94585ab5d85c40395e828c4dfe2da164c105)
@@ -16,6 +16,7 @@
 
 # Module imports
 from logging import Logger
+import time
 
 # Project imports
 from leahi_dialin.common.constants import NO_RESET
@@ -61,6 +62,7 @@
         self.pre_gen_dial_temp = 0.0                            #: The Pre-Gen dialysate temperature
         self.pre_gen_acid = 0                                   #: The Pre-Gen acid concentrate option index
         self.pre_gen_bicarb  = 0                                #: The Pre-Gen bicarb concentrate option index
+        self.handler_execution_times = []
 
 
     @publish(["msg_id_dd_pre_gen_dialysate_state_data", "execution_state", "pre_gen_state_timestamp"])
@@ -71,13 +73,15 @@
         @param message: published pre gen dialysate data message
         @return: None
         """
+        start = time.perf_counter()
         msg_list =[]
         msg_list.append(('self.execution_state', DataTypes.U32))
 
         self.process_into_vars(decoder_list = msg_list,
                                message = message)
 
         self.pre_gen_state_timestamp = timestamp
+        self.handler_execution_times.append(time.perf_counter() - start)
 
 
     @publish(["msg_id_dd_pre_gen_dialysate_request_data",