mbox is not recommended for new setups unless you have very good reason to do
so.
Use maildir or sdbox.
Aki
> On May 2, 2017 at 5:09 PM Michael Segel <dovecot_mjs at hotmail.com>
wrote:
>
>
> Silly question?
> Which is preferred? MailDir or Mbox? (directory vs flat file)
>
> How would you do this when migrating from an old server to a new one?
>
> Thx
>
> -Mike
>
> > On May 2, 2017, at 1:58 AM, Aki Tuomi <aki.tuomi at dovecot.fi>
wrote:
> >
> > Assuming your maildir path is /path/to/mail/Maildir You could do it
like this:
> >
> > mail_home=/path/to/mail
> > mail_location=mdbox:~/Mail
> >
> > Then run
> >
> > doveadm import -A -s maildir:~/Maildir "" ALL
> >
> > mdbox should end up in
> >
> > /path/to/mail/Mail
> >
> > Please try it with doveadm import -u username first and keep backups,
naturally.
> >
> > Aki
> >
> > On 2017-05-02 09:51, Tamas Papp wrote:
> >> Hi,
> >>
> >> I replaced HDDs in my home server and reinstalled the OS (Ubuntu
> >> 17.04). Since I had some time I reviewed my Dovecot configuration
and
> >> changed a couple of things, including mailbox format.
> >>
> >> Now I would like to migrate e-mail (about 20G -- I use this server
as an
> >> e-mail archive). The Maildir is available on the (old) hard disk.
The
> >> new dovecot is running. What should I use? Would mbsync work? I
would
> >> prefer a solution that does not mess up the UUIDs, but I can live
with
> >> that too.
> >>
> >> $ dovecot --version
> >> 2.2.27 (c0f36b0)
> >>
> >> Incidentally, would you recommend sdbox or mdbox? Lots of e-mails,
many
> >> of them have large attachments.
> >>
> >> best,
> >>
> >> Tamas