nodejs http request measurments

index.js

const http = require('http');
require('net')

var options = {
  host: 'www.google.com',
  path: '/'
};
endtimer = process.hrtime()
for( x=0;x<20;x++){
	
	let l=x
	var req = http.request(options, function cb(res){
		console.log("cb:" + l)
		let start = process.hrtime();
		res.setEncoding('utf8');
		res.on('data',(chunk)=>{
			 diff = process.hrtime(start);
			console.log(l +" - data" + ( (diff[1] * 1e-9) + diff[0] ))
		})
		res.on('socket',(data) =>{

			console.log("socket")
		})
		res.on("end",(end)=>{
			 diff = process.hrtime(start);
			console.log(l + " - end:" + ( (diff[1] * 1e-9) + diff[0] ))
			endt = process.hrtime(endtimer)
			console.log(l + " - totalend:" + ( (endt[1] * 1e-9) + endt[0] ))
	})
	});
	req.end()
}

// var request = require('request');
// for( x=0;x<1;x++){
// 	let l=x
// 	let start2 = process.hrtime();
// 	request('http://www.google.com', function (error, response, body) {
// 	  if (!error && response.statusCode == 200) {
// 	    //console.log(body) // Show the HTML for the Google homepage. 
// 	    diff = process.hrtime(start2);
// 	    console.log("req " + l +"- end:" + ( (diff[1] * 1e-9) + diff[0] ))
// 	  }
// 	})
// }
total = 0
// var rp = require('request-promise');
//  for( x=0;x<20;x++){
//  	let l=x
// 	let start3 = process.hrtime();
// 	rp('http://www.google.com')
// 	    .then(function (htmlString) {
// 	       //console.log(htmlString)
// 		    diff = process.hrtime(start3);
// 		    console.log("rp "+l +"- end:" + ( (diff[1] * 1e-9) + diff[0] ))
// 		    total += (diff[1] * 1e-9) + diff[0] 
// 		    console.log("total:" + total)
// 	    })
// 	    .catch(function (err) {
// 	        // Crawling failed... 
// 	        console.log(err)
// 	    });
// 	}