[ILUG] Request to ILUG gurus: comparing files on different machines

[Pádraig Brady]

Brian Foster wrote:
>  yes (mostly) & no (just a little bit):  md5sum(1) can be
>  used to tell you, with a high degree of certainty, which
>  files are identical.  it will not, however, _prove_ any
>  two files with the same MD5 checksum are identical.

For the record, FSlint¹ uses size, md5sum and sha1sum
(in that order) to identify duplicate files.
Hopefully this is robust and fast.

Pádraig.

¹http://www.pixelbeat.org/fslint/