code: func roundDownCapacityPretty(capacityBytes int64) int64 {
  
  	easyToReadUnitsBytes := []int64{esUtil.GiB, esUtil.MiB}
  
  	// Round down to the nearest easy to read unit
  	// such that there are at least 10 units at that size.
  	for _, easyToReadUnitBytes := range easyToReadUnitsBytes {
  		// Round down the capacity to the nearest unit.
  		size := capacityBytes / easyToReadUnitBytes
  		if size >= 10 {
  			return size * easyToReadUnitBytes
  		}
  	}
  	return capacityBytes
  }
docs: // Round down the capacity to an easy to read value.