On Thu, Nov 07, 2013 at 08:58:47PM -0600, Stan Hoeppner wrote:
> On 11/7/2013 7:52 PM, Roman Gelfand wrote:
> > Wouldn't the server be chosen round robin as opposed to random?
>
> This would require too much complex code for what is a simple Postfix
> operation. Your example is "poor man's round robin". That's the best
> Postfix can do without serious code changes. But why add such code when
> others have already solved this problem? I.e. do it in your DNS server,
> which supports true round robin.
DNS round-robin won't help. Postfix re-shuffles the RR's since
not all DNS servers do. The result *will* be random. If you don't
like random you need a load-balancer in the network path with a
round-robin policy for handing off the TCP connections to a real
server.
--
Viktor.
