Yes, use rsync, and update frequently. This will backup the system and
only 'backup' changes that are taking place, thus not requiring you to do
a FULL backup.

With this method however, you will lose any information that has changed
between your rsync updates.

On Thu, 4 May 2000, Tracy R Reed wrote:

>Anyone have any tips on how to effeciently backup Maildir systems with millions
>of files? I am pondering switching the company mail server over to Maildir.
>It's a very large and busy system. We have had situations before where there
>were millions of files to be backed up which took many days or perhaps even
>weeks to fully back up. In this case we were backing up from a NetApp to a DLT
>robot using NDMP. We never successfully finished a backup and ended up totally
>rearchitecting that setup but this won't be possible with the mail system. 
>--
>Tracy Reed      http://www.ultraviolet.org
>My karma ran over your dogma.
>

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