var TIMESTAMP = 0;
var CONNECTED = false;
var LATENESS_UPDATE_INTERVAL = 50;
-var DATA_UPDATE_INTERVAL = 1000 * 30; // 30 seconds
+var DATA_UPDATE_INTERVAL = 1000 * 10; // 30 seconds
var LAST_UPDATE_TIMESTAMP_CONTAINER = 0;
var LAST_UPDATE_TIMESTAMP_DATACENTER = 0;