[141398] in North American Network Operators' Group
Re: Hotmail?
daemon@ATHENA.MIT.EDU (Martin Hepworth)
Wed Jun 8 01:39:59 2011
In-Reply-To: <000601cc259c$d5b64580$8122d080$@arkitechs.com>
Date: Wed, 8 Jun 2011 06:38:43 +0100
From: Martin Hepworth <maxsec@gmail.com>
Cc: "nanog@nanog.org" <nanog@nanog.org>
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org
Have a look at the Hermes mail system at cam.Ac.uk, built buy among
people Philip Hazel of exam fame
It will give you some insight into the challenges of building a
scalable high perfomance mail system.
Martin
On Wednesday, 8 June 2011, Steve Spence <steve.spence@arkitechs.com> wrote:
>
>
> That =A0what I found with most the open source /Linux =A0mail =A0products=
=A0that
> customizing =A0and extending can be difficult and a lot of time and effor=
t.
> The =A0exchange is one of the easiest ways to roll out large scale web ba=
se
> email =A0if just =A0expensive in upfront =A0costs.
>
> Interns of Hotmail =A0they initially =A0use to use =A0Solaris for the MTA=
and
> storage and FreeBSD for the web services ( Apache ) they suppose of migra=
ted
> windows by now using windows products Again I think this highly customize
> solution which may not be very useful http://en.wikipedia.org/wiki/Hotmai=
l
>
> we went through a similar =A0search for a high volume =A0solution which w=
e could
> customize and brand =A0right now we using we high a hybrid of
> (exchange/Icewarp/Atmail/ two layers =A0of spam filtering )
>
> Steve
>
>
>
> -----Original Message-----
> From: Ryan Pugatch [mailto:rpug@linux.com]
> Sent: Tuesday, June 07, 2011 11:40 PM
> To: John LeCoque
> Cc: nanog@nanog.org
> Subject: Re: Hotmail?
>
>> What about starting with Zimbra's Open Source edition, and building
>> onto it?
>>
>
> Let me just step in here and say.. it's tough to build onto Zimbra. =A0At
> work, we support ~1000 users on Zimbra (network edition), with hundreds o=
f
> thousands of messages flowing through daily, and it doesn't like you
> tinkering with stuff under the hood. =A0Most of your customizations get b=
lown
> away when you upgrade. =A0That said, I know of some organizations who
> customize it like crazy (I had heard that Lycos's free mail system is
> Zimbra-based, and Yahoo as well). =A0Once you deviate, though, don't expe=
ct to
> stick to Zimbra's releases. =A0It might be easier to just start fresh wit=
h
> postfix, amavis, spamassassin, dovecot, etc. =A0We've also run into some =
pain
> in scaling it out (they want you to use Red Hat Clustering, but there's n=
o
> great way to scale out the mail store regardless).
>
> Ryan
>
>
>
>
>
--=20
--=20
Martin Hepworth
Oxford, UK
