Email Server Backup Strategy

[Daniel Shahaf]

Esteban L wrote on Sun, 09 Feb 2020 18:26 +0100:
> 2. But, what about, if I just wanted to backup my Email server
> components? Postfix - which I think is just config files, and Dovecot -
> I think there is a doveadm backup for doing such things.

For postfix you should also back up the mail queue (e.g., messages that
couldn't be delivered the first time and await further delivery
attempts).  See `postconf data_directory` and/or `postconf
queue_directory`.