On 23.8.2013, at 13.43, wolfgang.frie...@desy.de wrote:
> we are doing regular backups of the mdbox mail folders using
>
> dsync -u username backup mdbox:/somedir/BACKUPS/username
>
> (still with version 2.1.10, but 2.2.5 is in testing phase)
> We do observe that the directory size in the BACKUPS directory is growing
> with respect to the original mail folders. I believe this is due to deleted
> mails not being purged in the backup. We are doing regular
>
> doveadm purge -A
>
> cleanups, but this does (of course) not affect the backups and subsequent
> dsync backup runs seem not to clean up deleted mails in the backup either.
>
> Will the behaviour of the dsync backup command deal with deleted mails in the
> 2.2.5 release? If not, what could we do to get rid of the deleted mails in
> the backup (or is there another reason for the growth in size)
You could run the doveadm purge also on the destination, e.g.:
doveadm -o mail=mdbox:/backups/user purge
I also added -P parameter to do this more easily in v2.2.6:
http://hg.dovecot.org/dovecot-2.2/rev/56be613e8ece