[Dovecot] UIDL and message migration
Timo Sirainen
tss at iki.fi
Tue Jun 28 04:01:41 EEST 2011
On Tue, 2011-06-21 at 12:17 +0100, Hugo Monteiro wrote:
> Hello,
>
> I'm in the process of migrating accounts between two dovecot servers. An
> old server running ancient 1.0.15 and a new server running 1.2.15.
> Account migration is going to be gradual and so i would like to use
> imapsync to move messages and subscriptions from one server to the
> other. The only problem so far is with POP users. After doing an account
> migration with imapsync, and although both servers share the same
> pop3_uidl_format = %08Xu%08Xv, the client downloads every message that
> was already on the server.
%u means IMAP UID. imapsync can't preserve those. Use either rsync on
the filesystem directly or v2.0's dsync.
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