spawn test

runme.js

console.log('test test')

spawn.js

var spawn = require('child_process').spawn,
    ls    = spawn('node', ['runme.js']);

ls.stdout.on('data', function (data) {
  console.log('stdout: ' + data);
});

ls.stderr.on('data', function (data) {
  console.log('stderr: ' + data);
});

ls.on('close', function (code) {
  console.log('child process exited with code ' + code);
});

node spawn.js