Ouzo\Db\Stats::getRequestTotalTime PHP Метод

    public static function getRequestTotalTime($request)
    {
        return array_reduce(self::queriesForRequest($request), function ($sum, $value) {
            return $sum + $value['time'];
        });
    }

 /**
  * @SuppressWarnings(PHPMD.UnusedLocalVariable)
  */
 public static function getTotalTime()
 {
     $sum = 0;
     $queries = self::queries();
     array_walk($queries, function ($data, $request) use(&$sum) {
         $sum += Stats::getRequestTotalTime($request);
     });
     return $sum;
 }