One-off backup

[hi at zakaria.website]

On 2022-10-10 14:57, Ian Evans wrote:
> I run a small email server for me and the missus. Six dovecot users.
> 
> Our host is migrating our server instance. They usually (99.9999% lol)
> go off without a hitch.
> 
> As we don't have dovecot running elsewhere, I'm assuming doveadm is
> the wrong tool.
> 
> If we want to make a one-off backup prior to the migration, is
> shutting down postfix and running
> tar czf mailstorage.tgz /path/to/mail okay?
> 
> Thanks.

I would say it should be ok as long as its going to be the same setup, 
but if you are expecting to upgrade dovecot or any other related 
package, I would then recommend to perform upgrades before migrating and 
taking the backup, so to guarantee everything is going to be working.