Moving mailboxes from CIMAP-2.3.16 to CIMAP-3.0.5

Michael Menge michael.menge at
Tue May 8 02:41:21 EDT 2018


Quoting "James B. Byrne via Info-cyrus" <info-cyrus at>:

> We are in the process of migrating our mail store from CentOS-6.9
> running Cyrus-IMAPD-2.3.16 to FreeBSD-11.1 running Cyrus-IMAPD-3.0.5.
> I am observing several behaviours that strike me a odd and which
> likely indicate that something is wrong with my procedure.
> I have tried moving things over using imapsync-1.836 and while this
> appears to work we end up with vastly enlarged user mailbox sizes.
> Also I cannot see the quota setting for most users although a few are
> reported.
> I then restarted the process and used rsync natively with --hard-links
> in order to see if that reduced the disc space. Following the rsync of
> all the user mailboxes I re-initialised
> I have run 'reconstruct -fr user' and rebuilt mailboxes.db.  This is
> what I get from running 'quota -f user' thereafter:
> [root at inet17 /var/spool/imap]#  sudo -u cyrus
> /usr/local/cyrus/sbin/quota -f user
>    Quota   % Used     Used             Resource Root
> [root at inet17 /var/spool/imap]#
> At a guess this means that all of the user mailbox quota settings are
> gone.  However,  I would expect the usage to be shown. And is there
> not a default quota?

did you rsync the configdirectory too, or only /var/spool/imap ?

M.Menge                                Tel.: (49) 7071/29-70316
Universität Tübingen                   Fax.: (49) 7071/29-5912
Zentrum für Datenverarbeitung          mail:  
michael.menge at
Wächterstraße 76
72074 Tübingen

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