[EMAIL PROTECTED] wrote:
> It appears since there are so many accounts it takes the server a long > time to parse the directory entries to get to the correct account when > someone is (a) receiving email or (b) reading their email. This equals > more load on the server and over time I'm sure we're going to reach a > load limit and lose email. We'd like to implement a solution where the > accounts are split across multiple machines, but how to split (a) the > incoming email to it's correct backend email server and (b) the > pop3/webmail requests to the correct backend servers. I know I can do > (b) webmail by using a reverse proxy, but that still wouldn't handle > pop3 or the delivery to the correct server (part a). Have you considered using something like Cyrus imapd (http://cyrusimap.web.cmu.edu/) with their Murder IMAP/proxy aggregator (http://cyrusimap.web.cmu.edu/ag.html)? We're using Cyrus for some 20,000+ accounts, and as the number grows, we'll certainly consider using Murder too. Thanks, Ben -- Benjamin Tanner - Senior Systems Administrator Networks & Systems Team, Computing Service, Canterbury Christ Church University Network Operations Centre, KentMAN Ltd http://www.canterbury.ac.uk http://www.kentman.ac.uk -- ## List details at http://lists.exim.org/mailman/listinfo/exim-users ## Exim details at http://www.exim.org/ ## Please use the Wiki with this list - http://wiki.exim.org/
