Viktor Dukhovni: > Of course you can. You're just not listening carefully. Your I'm failing to grasp the concept and can't find any working examples online... Finding this thread http://thread.gmane.org/gmane.mail.postfix.user/203958 has helped a bit..
> sender dependent maps would actually largely ignore the sender, But how to I define the sender (map), if that's not asking too much, could you please provide me with an example file? > and just provide a round-robin response. The important part is > that this mechanism returns a "default_transport" which never > overrides local or other more specific transport information. > ... > ... can help avoid unnecessarily splitting of > the envelope for multi-recipient mail. You should try to send all And therefore would cut the overhead I currently have, right? > the cache might defeat the load-balancing you want. yep! > Use socketmap (or the obsolete tcp table) with: > sender_dependent_default_transport_maps (mental note: this surely is the right way to do it, not the way I've done it.) > Don't bother logging the queries except briefly if you're unsure > it is working. I'm just logging while debugging.. Marcus