How to cluster Node.js app in multiple machines

Question

I am using Express js and Node-cluster for taking the advantage of clustering I am also using PM2 for process and memory management. For a single machine, it is working fine, bu

Answer 1

Horizontal scaling for node can be done in multiple ways :

1. npm install http-proxy

   var proxyServer = require('http-proxy');
   var port = parseInt(process.argv[2]);
   var servers = [
     {
       host: "localhost",
       port: 8081
     },
     {
       host: "localhost",
       port: 8080
     }
   ];
   
   proxyServer.createServer(function (req, res, proxy) {
     var target = servers.shift();
   
     proxy.proxyRequest(req, res, target);
     servers.push(target);
   }).listen(port); 
   

2. nginx

for more detail please check the below URL Horizontal scaling for node js