This is a discussion on Re: replicating a live directory - Tools ; * Message by -Matt McCutchen- from Wed 2008-04-02: > On Sun, 2008-03-30 at 20:55 +0200, Lasse Kliemann wrote: > > * Message by -Joao Miguel Ferreira- from Sun 2008-03-30: > > > We would really like to leave all those ...
* Message by -Matt McCutchen- from Wed 2008-04-02:
> On Sun, 2008-03-30 at 20:55 +0200, Lasse Kliemann wrote:
> > * Message by -Joao Miguel Ferreira- from Sun 2008-03-30:
> > > We would really like to leave all those important services up but we are
> > > really affraid of producing a corrupted replica...
> > Use filesystem snapshots.
> > Linux supports them via LVM.
> > Solaris and FreeBSD offer them too.
> It's not clear to me how a filesystem snapshot would solve the problem.
> It guarantees that rsync sees an instantaneous state of the filesystem,
> but that state could still include files that are half-modified by other
It should be possible to write programs in such a way that they can deal with
that. Simply do not take anything for being atomic if it is not guaranteed to
be atomic by the operating system.
But I am aware that unfortunately, there may be many applications that are not
designed and implemented in that way.
Please use reply-all for most replies to avoid omitting the mailing list.
To unsubscribe or change options: https://lists.samba.org/mailman/listinfo/rsync
Before posting, read: http://www.catb.org/~esr/faqs/smart-questions.html
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.9 (GNU/Linux)
-----END PGP SIGNATURE-----