No - I don't use amavis. That's why I said "spamc" :-)
Well... The docs say time_limit defaults to 300 seconds (5 minutes). The inconsistent scoring I'm seeing is all occuring under 5 seconds, so I don't think it's related.
--Quanah -- Quanah Gibson-Mount Architect - Server Zimbra, Inc. -------------------- Zimbra :: the leader in open source messaging and collaboration