1 2const spawn = require('child_process').spawn, 3 path = require('path'), 4 childPath = path.join(__dirname, 'child-process-persistent.js'); 5 6var child = spawn(process.execPath, [ childPath ], { 7 detached: true, 8 stdio: 'ignore' 9}); 10 11console.log(child.pid); 12 13child.unref(); 14