diff --git a/hub_api/config.py b/hub_api/config.py
index e69de29..3bf6fe3 100644
--- a/hub_api/config.py
+++ b/hub_api/config.py
@@ -0,0 +1,68 @@
+"""
+Config
+SPDX - License - Identifier: LGPL - 3.0 - or -later
+Copyright © 2023 Project Peter Yefi peteryefi@gmail.com
+"""
+import distutils
+import os
+import platform
+from pathlib import Path
+
+import hub.helpers.dictionaries
+from hub.persistence.db_control import DBControl
+from hub.persistence.repository import Repository
+from hub.catalog_factories.energy_systems_catalog_factory import EnergySystemsCatalogFactory
+
+
+class Config:
+
+  def __init__(self):
+    dotenv_path = "{}/.local/etc/hub_api/.env".format(os.path.expanduser('~'))
+    if platform.system() == 'Linux':
+      dotenv_path = Path(dotenv_path).resolve()
+
+    environment = 'PROD'
+    database_name = 'montreal_retrofit'
+    self._database = DBControl(db_name=database_name, app_env=environment, dotenv_path=dotenv_path)
+    self._repository = Repository(db_name=database_name, app_env=environment, dotenv_path=dotenv_path)
+    self._energy_systems_catalog = EnergySystemsCatalogFactory('montreal_custom').catalog
+    self._dictionaries = {
+      'pluto': hub.helpers.dictionaries.Dictionaries().pluto_function_to_hub_function,
+      'htf': hub.helpers.dictionaries.Dictionaries().hft_function_to_hub_function,
+      'montreal': hub.helpers.dictionaries.Dictionaries().montreal_function_to_hub_function,
+      'alkis': hub.helpers.dictionaries.Dictionaries().alkis_function_to_hub_function,
+      'eilat': hub.helpers.dictionaries.Dictionaries().eilat_function_to_hub_function
+    }
+
+  @property
+  def database(self):
+    return self._database
+
+  @property
+  def repository(self):
+    return self._repository
+
+  @property
+  def energy_systems_catalog(self):
+    return self._energy_systems_catalog
+
+  @staticmethod
+  def max_file_size():
+    return 10 * 1024 * 1024  # 10 MB
+
+  @property
+  def function_dictionary(self, dictionary):
+    return self._dictionaries[dictionary]
+
+  @property
+  def insel(self):
+    return distutils.spawn.find_executable('insel')
+
+  @property
+  def sra(self):
+    return distutils.spawn.find_executable('sra')
+
+  @property
+  def base_uri(self):
+    return self._base_uri
+
diff --git a/hub_api/energy_plus/idf_generator.py b/hub_api/energy_plus/idf_generator.py
index dc89a68..c289c46 100644
--- a/hub_api/energy_plus/idf_generator.py
+++ b/hub_api/energy_plus/idf_generator.py
@@ -1,3 +1,4 @@
+import datetime
 import json
 import os
 from pathlib import Path
@@ -21,6 +22,7 @@ class IdfGenerator(Resource, Config):
     """
     API call generate the IDF file for the input data
     """
+    start = datetime.datetime.now()
     session_id = request.headers.get('session-id', None)
     token = request.headers.get('token', None)
     application_uuid = request.headers.get('application-uuid', None)
@@ -31,6 +33,7 @@ class IdfGenerator(Resource, Config):
       token = _session['token']
       application_id = session(session_id)['application_id']
       user_id = session(session_id)['user_id']
+
     tmp_path = (self._tmp_path / token).resolve()
     try:
       os.mkdir(tmp_path)
@@ -39,6 +42,7 @@ class IdfGenerator(Resource, Config):
     payload = request.get_json()
     for key, value in payload.items():
       db_city = self.database.get_city(self.database.building(value, user_id, application_id, key).city_id)
+      print(f'{datetime.datetime.now() - start}')
       if version != db_city.hub_release:
         return Response(json.dumps({
           'error': 'The selected building belongs to an old hub release and cannot be loaded.'
diff --git a/hub_api/persistence/retrofit_results.py b/hub_api/persistence/retrofit_results.py
index 842b786..bbdee20 100644
--- a/hub_api/persistence/retrofit_results.py
+++ b/hub_api/persistence/retrofit_results.py
@@ -84,6 +84,7 @@ class RetrofitResults(Resource, Config):
     API call for requesting a specified list of enriched persistence
     """
     # todo: cost and co2 libraries are using default canadians values, in the future need to be optionally API configurable
+    start = datetime.datetime.now()
     session_id = request.headers.get('session-id', None)
     if session_id == "deece4fa-6809-42b1-a4e6-36e9f3c6edc2":
       return Response(json.dumps(dic), status=200)
@@ -104,6 +105,7 @@ class RetrofitResults(Resource, Config):
       # no data found for the given parameters
       return Response(json.dumps({'result': 'succeed', 'results': results}), status=200, headers=token)
     # deserialize the response to return pure json
+    print(f'session {datetime.datetime.now() - start}')
     start = datetime.datetime.now()
     t = []
     for scenario in results:
@@ -117,4 +119,5 @@ class RetrofitResults(Resource, Config):
         f.start()
     for f in t:
       f.join()
+    print(f'calculated {datetime.datetime.now() - start}')
     return Response(json.dumps({'result': 'succeed', 'results': results}), status=200, headers=token)