rsync with acls

Emanuel Haupt ehaupt at
Sat Nov 1 09:18:11 PDT 2008

On Fri, 31 Oct 2008 15:23:51 +0100
Greg Byshenk <freebsd at> wrote:

> I am experiencing a problem attempting to use rsync on systems with
> extended ACLs enabled.
> The ACLs flag works, but when it is used, the mtime of the files on
> on the receiving system are set to the current time.  This is a bit
> annoying in itself, but creates a larger problem because any later
> rsync actions on the same files see the files as _different_, meaning
> that _all_ the files are recopied -- which more or less defeats the
> purpose of using rsync.
> Yes, I understand that setting ACLs on a file changes the mtime of the 
> file.  But, as rsync is able to (re)set mtimes I would think that this
> shouldn't should be an issue when using rsync.
> Is this a bug or a feature?

Since ACL support isn't a default feature (ACL functionality is added
by a custom patch) it seems to be a bug. Probably your best shot to get
it fixed is following up a bug report at:


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