From owner-freebsd-questions@FreeBSD.ORG Sat Mar 11 11:01:01 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6C16016A41F for ; Sat, 11 Mar 2006 11:01:01 +0000 (GMT) (envelope-from lars+lister.freebsd@adventuras.no) Received: from mail.adventuras.no (mail.adventuras.no [194.63.250.215]) by mx1.FreeBSD.org (Postfix) with ESMTP id 886A243D45 for ; Sat, 11 Mar 2006 11:01:00 +0000 (GMT) (envelope-from lars+lister.freebsd@adventuras.no) Received: from [80.111.250.79] (hjem [80.111.250.79]) (authenticated bits=0) by mail.adventuras.no (8.12.10/8.12.10) with ESMTP id k2BB0b7e005034 (version=TLSv1/SSLv3 cipher=RC4-MD5 bits=128 verify=NO); Sat, 11 Mar 2006 12:00:43 +0100 Message-ID: <4412ADD5.2040103@adventuras.no> Date: Sat, 11 Mar 2006 12:00:37 +0100 From: Lars Kristiansen User-Agent: Thunderbird 1.5 (X11/20060204) MIME-Version: 1.0 To: RJ45 References: In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Adventuras-MailScanner-Information: Please contact the ISP for more information X-Adventuras: du kan filtrere etter AdvSpamScore over 5-10 X-Adventuras-SpamCheck: not spam, SpamAssassin (score=-4.099, required 6, autolearn=not spam, ALL_TRUSTED -1.80, AWL 0.30, BAYES_00 -2.60) X-MailScanner-From: lars+lister.freebsd@adventuras.no X-Spam-Status: No Cc: freebsd-questions@freebsd.org Subject: Re: FreeBSD cluseter ? X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 11 Mar 2006 11:01:01 -0000 RJ45 skrev: > > Hello, > I have the tastk to make a project of a server cluster for 20.000 > mailboxes. > In which way may I create a cluseter of imap servers using FreeBSD ? > any suggestions or hints ? > The is the problem of the imap mailboxes. How can I syncronize them > in real time on both machines ? > I as thinking to cyrus imapd or dovecot as imap server, but anyway > 20.000 mailboxes are really huge... > And with cyrus imapd is impossible to achieve a real fail over system > even using cyrus murder. Have you looked at cyrus-imapd23? > Anyone knows which kind of solutions are used by yahoo for example ? > thank you The replication features in cyrus-imapd23 is AFAIK originally developed by or for fastmail.fm. It is still considered beta software, but at least some versions of it has been used in large setups for some time. -- Regards from Lars > > Rick > > _______________________________________________ > freebsd-questions@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-questions > To unsubscribe, send any mail to > "freebsd-questions-unsubscribe@freebsd.org"