[CentOS] Large scale Postfix/Cyrus email system for 100, 000+ users

Tony Schreiner schreian at bc.edu
Wed Oct 24 17:50:30 UTC 2007


On Oct 24, 2007, at 1:38 PM, Craig White wrote:

> On Wed, 2007-10-24 at 21:21 +0800, Christopher Chan wrote:
>>> I thought the usual ways of doing this were to either use a
>>> high-performance NFS server (netapp filer...) and maildir format  
>>> so you
>>> can run imap from any client facing server, or to keep the  
>>> delivery host
>>> information in an LDAP attribute that you find when validating  
>>> the address.
>>>
>>
>> This is the 'I have the money' way of doing this ;-)
> ----
> last I checked, openldap, postfix and cyrus-imapd were free. What  
> is the
> money reference?
>
> cyrus-imapd doesn't use maildir but rather it's own methodology  
> which is
> similar to maildir but keeps all the mail in it's own partition  
> instead
> of users folders. It doesn't use system for quota management but has
> quota management built in. It seems much more sane and permits  
> 'virtual
> users' which is/can be a virtue of ldap based accounts.

I'm guessing that "money" referred to the netapp filer
Tony S




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