CRTest.js

var client = require('socket.io-client');
var host ="http://localhost:3000";

var count=100;

var receivers = [];
var controllers = [];
var sessionids =[];
var average = 0;
var times = [];
var total = 0;

start();

function createReceivers(){
	var socket = client.connect(host , {"force new connection":true});
	receivers.push(socket);
	socket.on("connect",function (command){
		var session = socket.socket.sessionid;
		//console.log(session);
		sessionids.push(session);
		//socket.emit("testTime",new Date().getTime())
	});
	socket.on("message",function (message){
		var delta = new Date().getTime()-message;
		if(delta < average * 10 || average == 0 )
		{
			total += delta;
			times.push(delta);
			average = total/times.length; 
			console.log(average + " " + delta);
	  }
		else 
			console.log(delta);
	});
}

//http://139.6.253.55:3000/socket.io/1/websocket/9095228841969714372
var j = 0;
function sendCommands(){
	
}


function createControllers(){
	var socket = client.connect(host,{"force new connection":true});
	controllers.push(socket);
}

function start(){
	for(var i=0;i<count;i++){
		createReceivers();
		createControllers();
	}


	setInterval(function(){
		if(j>=controllers.length){
			j=0;
		}
	
	
		controllers[j].send(sessionids[j],new Date().getTime());
	
		j++;
	},1000);
}
console.log("start with" + controllers.length + "clients");