Matthias Andree wrote:
> Take this with a grain of salt, I'm biased (being the bogofilter 
> co-maintainer):
> 
> IMHO the SpamAssassin Bayes stuff should be disabled -- for various reasons:
> 
> 1. is that it causes a major performance issue, even on lightly loaded
>    Pentium D and Xeon 2.8 equipped servers, which causes filtering to be
>    aborted through amavis's timeouts (at least for my older amavisd-new
>    version).
> 
> 2. SA's self-registering stuff should be disabled - Bayes filters need
>    to know what the human that is to receive the messages considers
>    spam, not what a machine second-guesses.
> 
> 3. centralistic Bayes filtering doesn't work well,
>    as you've just seen in one of the failure modes that are sort of
>    expected for this class of filters
> 
> 4. per-user databases don't scale too well
> 
> 5. Bayes requires users to be permanently alert and correct mistakes.
> 
> I'm not saying that SpamAssassin alone or Bayes are bad, but
> SpamAssassin's Bayes implementation is, and integrating it with
> amavisd-new doesn't ameliorate the pain.
> 
> 3 to 5 are generic issues that affect all trainable/Bayesian filters.

Thanks.  I knew most of this, which is why I wasn't going to bother 
trying to train databases this time around.  But what do you mean by 
"self-registering" ?

-- 
Jo Rhett
Network/Software Engineer
Net Consonance

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