On Thu, 2005-07-28 at 16:13 -0800, Matthew Schumacher wrote:
> Ok, I finally got some test data together so that others can test
> without installing SA.
> The schema and test dataset is over at
> http://www.aptalaska.net/~matt.s/bayes/bayesBenchmark.tar.gz
> I have a pretty fast machine with a tuned postgres and it takes it about
> 2 minutes 30 seconds to load the test data.  Since the test data is the
> bayes information on 616 spam messages than comes out to be about 250ms
> per message.  While that is doable, it does add quite a bit of overhead
> to the email system.

On my laptop this takes:

real    1m33.758s
user    0m4.285s
sys     0m1.181s

One interesting effect is the data in bayes_vars has a huge number of
updates and needs vacuum _frequently_.  After the run a vacuum full
compacts it down from 461 pages to 1 page.


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