Peter Smith: > Amavis + SpamAssassin + ClamAV are being used for scanning mail > (incoming only). Again, this would be a likely source of delay, but > amavis never reaches its max connections (we typically only see half > this figure). I've also enabled verbose logging in amavis, and it > never takes longer than a few seconds to scan mail. > > Looking at the delays=a/b/c/d part of the postfix logs, the delays are > almost always in part b, which I understand is the queue manager.
First of all you need to determine whether these delays are with deliveries to the content filter or with non-filter deliveries. How are the delays distributed over the day? Wietse