Author: Ricardo Kleemann Date: To: exim-users Subject: Re: [exim] Please Help with performance tuning
Can someone help me out with this?
Thanks in advance
Ricardo
> Hi,
>
> I'm new to Exim, I've been using it for a short time and have been reading
> up on how it works.
>
> I have a Debian linux server running Exim, and another server running
> mailman is using the Exim server as a relay, so all deliveries to the list
> are done through Exim.
>
> I have a large list in mailman, with SMTP_MAX_RCPTS set to 10 and I see in
> the Exim log all of the incoming messages for the list:
>
> grep -c "<= list-bounces" exim_stage1/mainlog |more
> 4361
>
> So basically I see there are 4361 queue entries for the list, (only 1
> message sent to the list).
>
> Now, many hours later, I would expect a significant number of deliveries.
> I have Exim logging to show the F= to make it easier to track down. But
> I'm very surprised to see that there are only a very few messages actually
> processed for delivery.
>
> grep -c "F=<reflexoes-bounces" exim_stage1/mainlog
> 1344
>
> (I know this includes both successful deliveries as well as any temporary
> or permanent failures -- the point here is that after 8 hours, 1344
> messages processed is way too little)
>
> Now taking the last couple successful deliveries as an example, here's
> what I see:
>
> 2009-08-08 21:37:43 1MZssc-0002HX-7E => melnicky@???
> F=<list-bounces@???> R=dnslookup T=remote_smtp
> H=vip-us-br-mx.terra.com [208.84.244.133] C="250 2.0.0 Ok: queued as
> 359AB700000E1" QT=7h46m37s DT=1s
> 2009-08-08 21:37:45 1MZssc-0002HX-7E => olivatto@???
> F=<list-bounces@???> R=dnslookup T=remote_smtp
> H=howard.atarde.com.br [187.1.111.123] C="250 Ok: queued as 82EAA3F94B4"
> QT=7h46m39s DT=3s
>
> both these deliveries spent almost 8 full hours in the queue!
>
> The incoming queue right now still has over 4600 entries waiting to be
> flushed out or completed.
>
> What am I doing wrong, how can Exim be configured so at least it can
> process all of the incoming queue entries in a timely fashion?
>
> Also the server is not loaded at all, it's quite idle.
>
> # w
> 21:40:51 up 9 days, 7:10, 1 user, load average: 0.78, 0.38, 0.20
>
> In my previous setup this large list would be delivered in just a couple
> of hours. With my Exim setup, after 8, it's barely making a dent.
>
> Thanks for any help.
>
> Ricardo
>
>
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