Benchmarking Node.js and Golang

run.sh

echo "\n\n# Benchmarking Golang"
go build server.go
./server &
PID=$!
sleep 2
ab -c 100 -n 10000 http://127.0.0.1:8000/
kill $PID

echo "\n\n# Benchmarking Node.js"
node server.js &
PID=$!
sleep 2
ab -c 100 -n 10000 http://127.0.0.1:8000/
kill $PID

server.go

package main

import "net/http"
import "log"

func main() {
  bytes := make([]byte, 1024*1024)
  for i, _ := range bytes{
    bytes[i] = 100
  }

  http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
    w.Write(bytes)
  })

  log.Println("Server running at http://127.0.0.1:8000/")
  http.ListenAndServe(":8000", nil)
}

server.js

var buffer = new Buffer(1024*1024);
for (var i = 0; i < buffer.length; i++)
  buffer[i] = 100;

var http = require('http');
http.createServer(function (req, res) {
  res.writeHead(200, {'Content-Type': 'text/plain'});
  res.end(buffer);
}).listen(8000);

console.log('Server running at http://127.0.0.1:8000/');