Test load balancer

Test_LB.js

var request = require('request');
var a=0 ,b = 0, c=0;
var count=100;
for (var i = 0; i < count; i++) {
request('http://23.97.149.255/', function (error, response, body) {
  if (!error && response.statusCode == 200) { 
    if (body == "10.2.0.4\n") {
		a++;
	}
	else if (body == "10.2.0.6\n") {
		b++;
	}
	else {
		c++;
	}
  }
  console.log ("a="+a+" b="+b+" c="+c);
});
}