list-multiple.js

var path = require('path'),
    async = require('utile').async,
    forever = require('../lib/forever');

function startServer (port, next) {
  var child = new (forever.Monitor) (script, { 
    options: [ '--port', port],
    silent: true
  });

  child.start();
  child.on('start', function (_, data) {
    console.log('Forever process running server.js on ' + port);
    next(null, child);
  });
}

// Array config data
var script = path.join(__dirname, 'server.js'),
    ports = [8080, 8081, 8082];

async.map(ports, startServer, function (err, monitors) {
  forever.startServer(monitors, function () { 
    //
    // Now that the server has started, run `forever.list()`
    //
    forever.list(false, function (err, data) {
      if (err) {
        console.log('Error running `forever.list()`');
        console.dir(err);
      }
      
      console.log('Data returned from `forever.list()`');
      console.dir(data)
    })
  });
});