Webinar on Node.js : Express.js handle 200K+ request in 10seconds using Cluster and PM2

index.js

const express = require('express')
var numCPUs = require('os').cpus().length;

const cluster = require('cluster');

const app = express()

app.get('/', (req, res) => {
  res.send('Hello World!')
});

const doClustering = false;

if (cluster.isMaster && doClustering) {
  for (let i = 0; i < numCPUs; i++) {
    cluster.fork();
  }

  cluster.on('death', function (worker) {
    logger.info('worker ' + worker.pid + ' died');
  });
} else {  
  app.listen(3000, () => {
    console.log('Example app listening on port 3000!')
  })
}

package.json

{
  "name": "fblive",
  "version": "1.0.0",
  "description": "",
  "main": "index.js",
  "scripts": {
    "test": "echo \"Error: no test specified\" && exit 1",
    "start:nodemon": "nodemon index.js",
    "ac": "autocannon -c 12 http://localhost:3000",
    "pm2start": "pm2 start index -i max",
    "pm2stop": "pm2 stop index",
    "pm2monit": "pm2 monit"
  },
  "keywords": [],
  "author": "",
  "license": "ISC",
  "dependencies": {
    "autocannon": "^7.4.0",
    "express": "^4.17.1",
    "nodemon": "^2.0.12",
    "pm2": "^5.1.0"
  }
}