11 connection listeners added to [Namespace]. Use emitter.setMaxListeners() to increase limit
// Change to 80 or 150 whatever and see what happens require('events').EventEmitter.prototype._maxListeners = 70; require('events').defaultMaxListeners = 70; process.on('warning', function (err) { if ( 'MaxListenersExceededWarning' == err.name ) { console.log('o kurwa'); // write to log function process.exit(1); // its up to you what then in my case script was hang } });