code: func (cfg *loadBalancerConfig) reload() error {
  	output, err := exec.Command("sh", "-c", cfg.ReloadCmd).CombinedOutput()
  	msg := fmt.Sprintf("%v -- %v", cfg.Name, string(output))
  	if err != nil {
  		return fmt.Errorf("error restarting %v: %v", msg, err)
  	}
  	glog.Infof(msg)
  	return nil
  }
docs: // reload reloads the loadbalancer using the reload cmd specified in the json manifest.