Dovecot or Cyrus

[Ben Halicki]

>
> > Looking to replace our UW-IMAP server with either Dovecot or Cyrus.  Has
> > anyone had any experience with these two IMAP servers?  As far as I can
> > tell, the Dovecot filesystem is compatible with uw-imap, which would
make
> > the upgrade easier.  My main issue is performance.  We run up to 100
> > simultaneous connections and with this load, uw-imap seems to suffer
> > performance and stability wise.
>
> > Ben
>
> 100 concurrent IMAP connections sounds like a bigger mail server
> environment. I then would imagine you would benefit from the power of
> the Cyrus-IMAPd. Because of it's capabilities is requires more
> understanding and energy to set it up properly. Especially the
> interaction with the MTA (Sendmail, Postfix, Exim) is not prepared on
> Fedora Core in a way so that it immediately works after installation.
> Though it is not a real problem.
>
> Dovecot can be high-performance too either with mbox or Maildir usage.
> Dovecot does indexing, see
>
> http://dovecot.org/doc/mail-storages.txt
>
> I think you will have to read both IMAP/POP3 server's documentation a
> bit to see what you need regarding features, complexity and your skills.
> Performance shouldn't be a real problem with both. The uw-imapd is not a
> good performer speaking about larger systems. For the Cyrus-IMAPd see
>
> http://asg.web.cmu.edu/cyrus/download/imapd/
>
> I would vote for Cyrus-IMAPd because I like it's features.
>
> Alexander
>
>
> -- 
> Alexander Dalloz | Enger, Germany | GPG key 1024D/ED695653 1999-07-13
> Fedora GNU/Linux Core 2 (Tettnang) kernel 2.6.8-1.521smp
> Serendipity 04:25:29 up 6 days, 1:05, load average: 0.08, 0.39, 0.41

Thanks very much for the pointers Alexander, some very useful information
there.

Regards,

Ben.