Author: Marc Perkel Date: To: Mike Cardwell CC: exim-users Subject: Re: [exim] Strange confusing random slowness
Mike Cardwell wrote: > * on the Mon, Jan 22, 2007 at 07:46:03AM -0800, Marc Perkel wrote:
>
> I agree. Sounds like DNS resolution to me. Do you have a firewall on the
> box? If so, try dropping it, or relaxing your rules. Your dns server
> needs to be able to send and receive both tcp and udp packets on port 53.
>
> If that doesn't help, use logwrite at the beginning of each acl to help
> determine at what point it's being delayed, or if it's being delayed
> before the connect acl.
>
> Mike
>
I like the ACL logwrite idea. That might help me track it down. Thanks.
As to that randomness, I don't think that's it because this server is
only getting about 20 emails a minute.