change backend

@@ -787,21 +787,21 @@ summariser.name=summary
 #---------------------------------------------------------------------------
 #
 # Backend metrics window mode (fixed=fixed-size window, timed=time boxed) 
-#backend_metrics_window_mode=fixed
+backend_metrics_window_mode=fixed
 # Backend metrics sliding window size for Percentiles, Min, Max
-#backend_metrics_window=100
+backend_metrics_window=1000
 
 # Backend metrics sliding window size for Percentiles, Min, Max 
 # when backend_metrics_window_mode is timed
 # Setting this value too high can lead to OOM 
-#backend_metrics_large_window=5000
+backend_metrics_large_window=1000
 
 ########################
 # Graphite Backend
 ########################
 # Send interval in second 
 # Defaults to 1 second
-#backend_graphite.send_interval=1
+backend_graphite.send_interval=1
 
 ########################
 # Influx Backend