I use rsync for that with the -n dry run flag

> On May 16, 2024, at 2:12 PM, Rich Salz <rich.salz@gmail.com> wrote:
> 
> The rsync protocol might be appropriate.  See https://www.samba.org/~tridge/phd_thesis.pdf and https://rsync.samba.org/tech_report/node2.html
>