I think you may misunderstand what httm does. httm prints the size, date and corresponding locations of available unique versions of files residing on snapshot

I think you may misunderstand what httm does. httm prints the size, date and corresponding locations of available unique versions of files residing on snapshots. And -- this makes it quite effective at proving how often this happens: > httm -n --dedup-by=contents /usr/bin/ounce | wc -l 3 > httm -n --dedup-by=metadata /usr/bin/ounce | wc -l 30