code: func (z *Archive) Msgsize() (s int) {
  	s = 1 + 17 + z.MetricDefinition.Msgsize() + 9 + msgp.Uint16Size + 6 + msgp.Uint16Size + 5 + msgp.Uint16Size + 9 + msgp.Uint32Size
  	return
  }
docs: // Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message