func (meta *Meta) Deleted(n uint64) (total uint64, err error) {
	meta.Lock()
	defer meta.Unlock()

	meta.data.Deleted += n
	total = meta.data.Deleted

	if n > 0 {
		err = meta.save()
	}
	return
}
// Deleted [n] number of bytes. Returns current total.
Deleted [n] number of bytes. Returns current total.
// Deleted [ n ] number of bytes . Returns current total .
func (meta *Meta) Deleted(n uint64) (total uint64, err error) {
	meta.Lock()
	defer meta.Unlock()
	meta.data.Deleted += n
	total = meta.data.Deleted
	if n > 0 {
		err = meta.save()
	}
	return
}
func ( meta * Meta ) Deleted ( n uint64 ) ( total uint64 , err error ) { meta . Lock ( ) defer meta . Unlock ( ) meta . data . Deleted += n total = meta . data . Deleted if n > 0 { err = meta . save ( ) } return }
Deleted [n] number of bytes.
Deleted [ n ] number of bytes .