Message-ID: <45CA50E1.6090109@hagander.net>
Date: Wed, 07 Feb 2007 23:21:21 +0100
From: Magnus Hagander <magnus@hagander.net>
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To: "Marc G. Fournier" <scrappy@hub.org>
CC: Kevin Hunter <hunteke@earlham.edu>,
	PostgreSQL www <pgsql-www@postgresql.org>
Subject: Re: email is fast!
References: <200702020546.l125kPN11116@momjian.us>
	<20070202082145.GC20955@svr2.hagander.net>
	<45C8FDA1.7050903@earlham.edu>
	<BD2825F7DB1811D988ED6570@ganymede.hub.org>
In-Reply-To: <BD2825F7DB1811D988ED6570@ganymede.hub.org>
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>>> Well, yeah, it's much better, and quite often it is that fast. And then
>>> suddenly something happens and you have a 4-6 hour delay on a couple of
>>> mails, while others go through. But the speed-when-things-are-working is
>>> good, yes :-P
>> Being a fairly new lurker to the Postgresql lists, what is the reason for the
>> speed delay?  I, too, have a 3-5 hour delay, but I thought it was something
>> to do with my end and greylisting.  Now I'm not sure . . . :/
> 
> Just to follow up this one ... Kevin sent me an email including the full 
> headers for one that took 12 hours to be delivered ... using the QUEUE ID, I 
> checked the logs and it turns out that the mail server couldn't resolve the MX 
> the first and second time it tried to deliver, but succeeded on the third ...

This sounds scaringly close to the problem we had on wwwmaster with it
not delivering emails. Resolving separately looked fine, but sendmail
couldn't resolve.
Could it be symptoms of the same problem?

//Magnus