Re: The delayed-list-mail-delivery problem is back

Magnus Hagander <magnus(at)hagander(dot)net> writes:
> On Sun, Feb 9, 2020 at 10:44 PM Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> I've been noticing substantial delays (up to tens of minutes) in delivery
>> of email to various PG lists for the last day or so. This is quite
>> annoying while we're trying to get our ducks in a row for a release ...

> Do you have an example or two?

The message you just answered took circa half an hour to come back here:

Received: from malur.postgresql.org (malur.postgresql.org [217.196.149.56])
by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id 019Libfq012786
for <tgl(at)sss(dot)pgh(dot)pa(dot)us>; Sun, 9 Feb 2020 16:44:37 -0500
Received: from localhost ([127.0.0.1] helo=malur.postgresql.org)
by malur.postgresql.org with esmtp (Exim 4.89)
(envelope-from <pgsql-www-owner+M15-211944(at)lists(dot)postgresql(dot)org>)
id 1j0uNY-0007TQ-DB
for tgl(at)sss(dot)pgh(dot)pa(dot)us; Sun, 09 Feb 2020 21:44:36 +0000
Received: from makus.postgresql.org ([2001:4800:3e1:1::229])
by malur.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_CBC_SHA1:256)
(Exim 4.89)
(envelope-from <tgl(at)sss(dot)pgh(dot)pa(dot)us>)
id 1j0uNX-00064E-Nl
for pgsql-www(at)lists(dot)postgresql(dot)org; Sun, 09 Feb 2020 21:44:35 +0000
Received: from sss.pgh.pa.us ([66.207.139.130])
by makus.postgresql.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256)
(Exim 4.92)
(envelope-from <tgl(at)sss(dot)pgh(dot)pa(dot)us>)
id 1j0trM-0002n2-08
for pgsql-www(at)lists(dot)postgresql(dot)org; Sun, 09 Feb 2020 21:11:20 +0000
Received: from sss1.sss.pgh.pa.us (localhost [127.0.0.1])
by sss.pgh.pa.us (8.14.4/8.14.4) with ESMTP id 019LBJqT010541
for <pgsql-www(at)lists(dot)postgresql(dot)org>; Sun, 9 Feb 2020 16:11:19 -0500

regards, tom lane