Andy,

> I saw a suggestion from Matt Reimer back in April regarding ditching db41
> for db42 to resolve a strange performance issue with Amavisd on FreeBSD 8.
> 
> Yeah. That was it. I ditched db41 for db42 and wow what a difference.

Thanks for a thorough investigation and a resolution!

> That box is now doing over 16k messages per hour (was maxing around 6k
> before), has no problem with 25 max_servers (several of those sit idle so
> I wonder just how high I could push the messages per hour if I configured
> the load balancing to send that much of a load to this box)....AND this is
> while I'm doing a make buildworld. Nice.
> 
> InMsgs                                2044  16774/h   100.0 % (InMsgs)
> TimeElapsedDecoding                    412 s      0.196 s/msg (InMsgs)
> TimeElapsedPenPals                      28 s      0.013 s/msg (InMsgs)
> TimeElapsedReceiving                   378 s      0.180 s/msg (InMsgs)
> TimeElapsedSending                     146 s      0.069 s/msg (InMsgs)
> TimeElapsedSpamCheck                  4372 s      2.079 s/msg (InMsgs)
> TimeElapsedTotal                      6815 s      3.241 s/msg (InMsgs)
> TimeElapsedVirusCheck                  690 s      0.328 s/msg (InMsgs)
> 
> Matt Reimer you rock.


> Marc, perhaps this needs to be mentioned in the release notes or
> something? It definitely solved a huge problem that I've been chasing all
> day now.

Not sure that it belongs to release notes, but I've added a note
to the amavisd web page, near other reasons for staying away
from dbd41 and older.

  Mark

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