Long mail delivery time

Arkadiusz Miśkiewicz arekm at maven.pl
Fri Aug 21 09:50:03 CEST 2020


W dniu 21.08.2020 o 09:34, Jan Palus via pld-devel-en pisze:
> On 20.08.2020 18:19, Jakub Bogusz via pld-devel-en wrote:
>> On Thu, Aug 20, 2020 at 11:59:13AM +0200, Jan Palus via pld-devel-en
>> wrote:
>>> Recently mails sent to PLD mailing lists take longer than usual before
>>> they reach me. Any idea where that 23min delay is coming from?
>> No idea, but I'm seeing even 1-2h delays in the same step.
>>
>> adamg?
> 
> Actually round-trip time for my initial email to pld-devel-en was 5h:
> 
> Received: from lists.pld-linux.org (lists.pld-linux.org [178.217.190.85])
>     (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits))
>     (No client certificate requested)
>     by mx6.messagingengine.com (Postfix) with ESMTPS
>     for <jpalus at fastmail.com>; Thu, 20 Aug 2020 11:07:51 -0400 (EDT)
> Received: from lists.pld-linux.org (localhost [127.0.0.1])
>     by lists.pld-linux.org (Postfix) with ESMTP id CAC46B6D31B;
>     Thu, 20 Aug 2020 12:07:13 +0200 (CEST)
> 
> Spent additional ~7m in postgrey but that seems minor in comparison to 5h:
> 
> X-Greylist: delayed 413 seconds by postgrey-1.37 at lists\

$ zgrep CAC46B6D31B /var/log/maillog  | grep jpalus@
Aug 20 12:08:44 lists postfix/smtp[11406]: CAC46B6D31B:
to=<jpalus at fastmail.com>, relay=none, delay=91, delays=0.08/70/20/0,
dsn=4.4.3, status=deferred (Host or domain name not found. Name service
error for name=fastmail.com type=MX: Host not found, try again)
Aug 20 12:25:36 lists postfix/smtp[12163]: CAC46B6D31B:
to=<jpalus at fastmail.com>, relay=none, delay=1103, delays=1042/40/20/0,
dsn=4.4.3, status=deferred (Host or domain name not found. Name service
error for name=fastmail.com type=MX: Host not found, try again)
Aug 20 12:50:36 lists postfix/smtp[13204]: CAC46B6D31B:
to=<jpalus at fastmail.com>, relay=none, delay=2603, delays=2542/40/20/0,
dsn=4.4.3, status=deferred (Host or domain name not found. Name service
error for name=fastmail.com type=MX: Host not found, try again)
Aug 20 13:35:51 lists postfix/smtp[14988]: CAC46B6D31B:
to=<jpalus at fastmail.com>, relay=none, delay=5318, delays=5243/55/20/0,
dsn=4.4.3, status=deferred (Host or domain name not found. Name service
error for name=fastmail.com type=MX: Host not found, try again)
Aug 20 14:45:31 lists postfix/smtp[17833]: CAC46B6D31B:
to=<jpalus at fastmail.com>, relay=none, delay=9498, delays=9442/35/20/0,
dsn=4.4.3, status=deferred (Host or domain name not found. Name service
error for name=fastmail.com type=MX: Host not found, try again)
Aug 20 15:55:21 lists postfix/smtp[20608]: CAC46B6D31B:
to=<jpalus at fastmail.com>, relay=none, delay=13688, delays=13643/26/20/0,
dsn=4.4.3, status=deferred (Host or domain name not found. Name service
error for name=fastmail.com type=MX: Host not found, try again)
Aug 20 17:06:41 lists postfix/smtp[23599]: CAC46B6D31B:
to=<jpalus at fastmail.com>,
relay=in1-smtp.messagingengine.com[66.111.4.75]:25, delay=17968,
delays=17843/35/88/1.8, dsn=2.0.0, status=sent (250 2.0.0 Queued as
938E4FE477C)


-- 
Arkadiusz Miśkiewicz, arekm / ( maven.pl | pld-linux.org )


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