Migrate mailbox from NFS folder to new NFS folder

Aki Tuomi aki.tuomi at open-xchange.com
Mon Dec 14 08:48:32 EET 2020

> On 10/11/2020 17:59 Claudio Corvino <ccorvino at trustitalia.it> wrote:
> Hi everyone,
> I need to migrate many user mailboxes from an NFS folder to a new NFS folder, both mounted on the same Dovecot server (2.2.27).
> Once migrated, users will connect to a new Dovecot server (
> I would like to know how to use doveadm backup (or sync?) instead of rsync as I noted that after migration with rsync I have duplicates and some e-mails marked as unread.
> What is the correct way to achieve this?
> Thanks
> Cheers



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