Express Benchmark

cluster.js

var cluster = require('cluster');

if(cluster.isMaster) {
	var cpuCount = require('os').cpus().length;

    for(var i = 0; i < cpuCount; i += 1) {
		cluster.fork();
	}

	cluster.on('exit', function(worker) {
		console.log('Worker %d died, replacing', worker.id);
		cluster.fork();
	});
} else {
	var app = require('./app.js');

	app.app.listen(app.port, function() {
		console.log('Benchmarking worker %d listening on %d', cluster.worker.id, app.port)
	});
}