Date: Fri, 07 Jul 2006 11:03:42 -0400 From: Francisco Reyes <lists@stringsutils.com> To: Brian Candler <B.Candler@pobox.com> Cc: FreeBSD ISP <freebsd-isp@freebsd.org>, User Freebsd <freebsd@hub.org> Subject: Re: IAMP servers in FreeBSD for ISP Message-ID: <cone.1152284622.729752.18477.1000@zoraida.natserv.net> References: <cone.1152240742.658037.2598.1000@zoraida.natserv.net> <20060706235712.A1171@ganymede.hub.org> <20060707121846.GA36201@uk.tiscali.com>
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Brian Candler writes: > Conversely, it also means that it is not safe to use with NFS backends. So > if you already have a good and/or expensive NFS appliance, you won't want to > use Cyrus. Thankfully we don't have any big investment in an expensive NFS appliance. > Remember that Courier has a proxy front-end built in, so you can use a proxy > cluster instead of an NFS cluster (or even have some accounts on Courier and > proxy others to Cyrus; a very nice migration tool) We tried the proxy once.. but the proxy machine was keeping an instance running during the connection. Basically we saw a connection on the proxy machine and another in the destination machine. Not sure if this is how it is supposed to work or if we missconfigured. > If you do want to go the Cyrus route, there are some good papers from > Cambridge University in the UK describing their setup: Will check them up. Thanks. > Actually I have very good experience of courier-imap + exim in a large ISP > environment, but the vast majority of users were POP3, not IMAP. We have a mix and some users large directories with thousands of files. > although Courier's sqwebmail has a not particularly pretty interface, it > *does* perform very well under heavy usage Even with Inbox with large number of files? Say 5,000+ Unfortunately it's common for our users to let their mail pile up.. Specially the Spam folder. Sometimes they can't even clean their spam folder and we had to write a program to delete mail from the spam folder after so many days (based on customer setting).
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