[Dovecot] How to delete old mails in dovecot 1.2.x

[Timo Sirainen]

On 17.2.2012, at 0.39, Przemysław Orzechowski wrote:

> I need to delete old mails from over 100 mailboxes with average of 10k
> mails / mailbox 
> Is there a way to delete old mails (by message date not file creation
> date) as with doveadm in dovecot 2 ?

You can delete them by mtime or by ctime:

http://wiki.dovecot.org/Plugins/Expire#v1.0_cronjob_equivalent

If by "message date" you mean the Date: header, then there's no easy way.