[Greylist-users] recommendations for dual MX system?

[Eric Brunson]

Graham Toal wrote:

>>Why not have both MTAs talk to a database on another machine?  SQLGrey
>>running on a 1.2MHz athlon currently handles about 5000 messages a day
>>for me, but that's also running on the same box as the MTA, database and
>>Spamassassin.  If you were to put the database on a separate machine and
>>have the MTAs talk to it remotely you'd have syncronized greylisting and
>>offload the greylisting overhead.
>>    
>>
>
>two reasons:
>1) One of my constraints is to do something reasonably soon.  If I didn't
>have that limitation, I would add greylisting directly to my existing
>spam filter.  I spent a week learning how to set up spamd and I was
>trying to avoid replacing it with another system this soon ;-)
>(And one of the reasons I liked the spamd suggestion was that it avoided
>the overhead and learning curve of administering an SQL server...)
>and
>  
>
The overhead of administering mysql is unbelievably trivial, but never mind.
There's never time to do it right, but there's always time to do it again.

>2) talking to a single SQL server brings back a single point of failure,
>which I'm trying to avoid.
>  
>
That can be addressed, also, I just didn't want to complicate the
discussion.

>
>Graham
>  
>
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