Re: Bug#656142: ITP: duff -- Duplicate file finder
Lars Wirzenius, le Tue 17 Jan 2012 09:12:58 +0000, a écrit :
> real user system max RSS elapsed cmd
> (s) (s) (s) (KiB) (s)
> 3.2 2.4 5.8 62784 5.8 hardlink --dry-run files > /dev/null
> 1.1 0.4 1.6 15424 1.6 rdfind files > /dev/null
> 1.9 0.2 2.2 9904 2.2 duff-0.5/src/duff -r files > /dev/null
And fdupes on the same set of files?
> Personally, I would be wary of using checksums for file comparisons,
> since comparing files byte-by-byte isn't slow (you only need to
> do it to files that are identical in size, and you need to read
> all the files anyway).
In some cases you may have a lot of files with identical size, so at
least a simple SSE-prone thing like crc is useful.