code: func (i *nwIface) Statistics() (*types.InterfaceStatistics, error) {
  	i.Lock()
  	n := i.ns
  	i.Unlock()
  
  	l, err := n.nlHandle.LinkByName(i.DstName())
  	if err != nil {
  		return nil, fmt.Errorf("failed to retrieve the statistics for %s in netns %s: %v", i.DstName(), n.path, err)
  	}
  
  	stats := l.Attrs().Statistics
  	if stats == nil {
  		return nil, fmt.Errorf("no statistics were returned")
  	}
  
  	return &types.InterfaceStatistics{
  		RxBytes:   uint64(stats.RxBytes),
  		TxBytes:   uint64(stats.TxBytes),
  		RxPackets: uint64(stats.RxPackets),
  		TxPackets: uint64(stats.TxPackets),
  		RxDropped: uint64(stats.RxDropped),
  		TxDropped: uint64(stats.TxDropped),
  	}, nil
  }
docs: // Returns the sandbox's side veth interface statistics