diff --git a/logging_json/README.rst b/logging_json/README.rst
index 4d60884d9..fcf2f9dea 100644
--- a/logging_json/README.rst
+++ b/logging_json/README.rst
@@ -1,10 +1,16 @@
+.. image:: https://img.shields.io/badge/licence-AGPL--3-blue.svg
+   :target: http://www.gnu.org/licenses/agpl-3.0-standalone.html
+   :alt: License: AGPL-3
+
+==============
 JSON Logging
-============
+==============
 
 This addon allows to output the Odoo logs in JSON.
 
+
 Configuration
--------------
+=============
 
 The json logging is activated with the environment variable
 ``ODOO_LOGGING_JSON`` set to ``1``.
@@ -12,3 +18,54 @@ The json logging is activated with the environment variable
 In order to have the logs from the start of the server, you should add
 ``logging_json`` in the ``--load`` flag or in the ``server_wide_modules``
 option in the configuration file.
+To configure this module, you need to:
+
+Known issues / Roadmap
+======================
+
+* Completed the extraction (in regex) of interesting message to get more metric
+
+Bug Tracker
+===========
+
+Bugs are tracked on `GitHub Issues
+<https://github.com/OCA/server-tools/issues>`_. In case of trouble, please
+check there if your issue has already been reported. If you spotted it first,
+help us smash it by providing detailed and welcomed feedback.
+
+Credits
+=======
+
+Images
+------
+
+* Odoo Community Association: `Icon <https://github.com/OCA/maintainer-tools/blob/master/template/module/static/description/icon.svg>`_.
+
+Contributors
+------------
+
+* Guewen Baconnier <guewen.baconnier@camptocamp.com>
+* Sébastien BEAU <sebastien.beau@akretion.com>
+
+Funders
+-------
+
+The development of this module has been financially supported by:
+
+* Camptocamp
+* Akretion
+
+Maintainer
+----------
+
+.. image:: https://odoo-community.org/logo.png
+   :alt: Odoo Community Association
+   :target: https://odoo-community.org
+
+This module is maintained by the OCA.
+
+OCA, or the Odoo Community Association, is a nonprofit organization whose
+mission is to support the collaborative development of Odoo features and
+promote its widespread use.
+
+To contribute to this module, please visit https://odoo-community.org.
diff --git a/logging_json/__openerp__.py b/logging_json/__openerp__.py
index e73ded244..b8b0af2e8 100644
--- a/logging_json/__openerp__.py
+++ b/logging_json/__openerp__.py
@@ -4,7 +4,7 @@
 
 {'name': 'JSON Logging',
  'version': '9.0.1.0.0',
- 'author': 'Camptocamp,Odoo Community Association (OCA)',
+ 'author': 'Camptocamp,Akretion,Odoo Community Association (OCA)',
  'license': 'AGPL-3',
  'category': 'Extra Tools',
  'depends': ['base',
diff --git a/logging_json/json_log.py b/logging_json/json_log.py
index 3fcc7968e..1810c383e 100644
--- a/logging_json/json_log.py
+++ b/logging_json/json_log.py
@@ -1,8 +1,14 @@
 # -*- coding: utf-8 -*-
+# Copyright 2017 Camptocamp (http://www.camptocamp.com).
+# @author Guewen Baconnier <guewen.baconnier@camptocamp.com>
+# Copyright 2017 Akretion (http://www.akretion.com).
+# @author Sébastien BEAU <sebastien.beau@akretion.com>
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
 
 import logging
 import os
 import threading
+import re
 
 from distutils.util import strtobool
 
@@ -18,6 +24,34 @@ except ImportError:
 def is_true(strval):
     return bool(strtobool(strval or '0'.lower()))
 
+# The following regex are use to extract information from native odoo log
+# We struct is the following
+# {name_of_the_log : [regex, formatter, extra_vals]}
+# The extra_vals "dict" will be merged into the jsonlogger if the regex match
+# In order to make understandable the regex please add an string example that
+# match
+
+REGEX = {
+    'openerp.addons.base.ir.ir_cron': [
+        # "cron.object.execute('db', 1, '*', u'base.action.rule', u'_check')"
+        ("cron\.object\.execute\('.+'(?P<cron_model>[\w.]+).+"
+         "'(?P<cron_method>[\w.]+)'\)",
+         {}, {'cron_running': True}),
+
+        # "0.016s (base.action.rule, _check)"
+        ("(?P<cron_duration_second>[\d.]+)s \("
+         "(?P<cron_model>[\w.]+), (?P<cron_method>[\w.]+)",
+         {'cron_duration_second': float},
+         {'cron_running': False, 'cron_status': 'succeeded'}),
+
+        # Call of self.pool.get('base.action.rule')._check(
+        # cr, uid, *u'()') failed in Job 43
+        ("Call of self\.pool\.get\('(?P<cron_model>[\w.]+)'\)"
+         ".(?P<cron_method>[\w.]+)",
+         {}, {'cron_running': False, 'cron_status': 'failed'}),
+    ],
+}
+
 
 class OdooJsonFormatter(jsonlogger.JsonFormatter):
 
@@ -25,7 +59,18 @@ class OdooJsonFormatter(jsonlogger.JsonFormatter):
         record.pid = os.getpid()
         record.dbname = getattr(threading.currentThread(), 'dbname', '?')
         _super = super(OdooJsonFormatter, self)
-        return _super.add_fields(log_record, record, message_dict)
+        res = _super.add_fields(log_record, record, message_dict)
+        if log_record['name'] in REGEX:
+            for regex, formatters, extra_vals in REGEX[log_record['name']]:
+                match = re.match(regex, log_record['message'])
+                if match:
+                    vals = match.groupdict()
+                    for key, func in formatters.items():
+                        vals[key] = func(vals[key])
+                    log_record.update(vals)
+                    if extra_vals:
+                        log_record.update(extra_vals)
+        return res
 
 
 if is_true(os.environ.get('ODOO_LOGGING_JSON')):