-dit(bf(--max-delete=NUM)) This tells rsync not to delete more than NUM
-files or directories. This is useful when mirroring very large trees
-to prevent disasters.
-
-dit(bf(--max-size=SIZE)) This tells rsync to avoid transferring any
-file that is larger than the specified SIZE. The SIZE value can be
-suffixed with a letter to indicate a size multiplier (K, M, or G) and
-may be a fractional value (e.g. "bf(--max-size=1.5m)").
-