message: log a bit more for the page end log
diff: @@ -77,7 +77,14 @@ if (cluster.isMaster) {
  }
  res.end(html);
  const total = Date.now() - s;
  - console.log('total', total + 'ms', 'render', total - context.prefetchTime + 'ms');
  + console.log(
  + 'total',
  + total + 'ms',
  + 'render',
  + total - context.prefetchTime + 'ms',
  + req.url,
  + req.headers['user-agent']
  + );
  });
  });
  