Added comments and namespace to TMSS prometheus metrics

SAS/TMSS/backend/src/tmss/settings.py

@@ -81,9 +81,12 @@ DEBUG = strtobool(os.getenv('DEBUG', 'True'))
 ALLOWED_HOSTS = os.getenv('ALLOWED_HOSTS').split(',') if os.getenv('ALLOWED_HOSTS') else []
 
 # Django-prometheus endpoints, of which one per worker will be spawned
+# see https://github.com/korfuri/django-prometheus/blob/master/documentation/exports.md#exporting-metrics-in-a-wsgi-application-with-multiple-processes-per-process
 PROMETHEUS_METRICS_EXPORT_PORT_RANGE = range(9001, 9061)
 PROMETHEUS_METRICS_EXPORT_ADDRESS = ''  # all addresses
 
+PROMETHEUS_METRIC_NAMESPACE = "tmss"
+
 # Application definition
 
 INSTALLED_APPS = [