public function actionReload()
    {
        $pid = $this->getMasterPid();
        if(!extension_loaded('posix')) {
            Console::error("posix extension is not loaded");
            exit(6);
        }
        
        Console::stdout("reloading beyod($pid) ...");
        Yii::debug("send SIGUSR1 to $pid ", 'beyod');
        $res = posix_kill($pid, SIGUSR1);
        Console::stdout(($res ? " success ": " failed")."\r\n");
    }