[Mailman-Users] Mailman needs 20 seconds to complete per email

[Ralf Hildebrandt]

* Mark Sapiro <mark at msapiro.net>:

> >> Nov 27 08:00:22 2012 (10393) <mailman.0.1353999601.22399.carbonmarkets at lists.mycompany.eu> smtp to carbonmarkets for 1 recips, completed in 21.021 seconds
> >> Nov 27 08:00:43 2012 (10393) <mailman.1.1353999601.22399.agriculture at lists.mycompany.eu> smtp to agriculture for 1 recips, completed in 21.013 seconds
> [...]
> 
> 
> It is extreme and highly unusual for a single Mailman-Postfix SMTP
> transaction to take 20 seconds, but it is almost certainly due to
> something in your Postfix configuration.

It's probably some DNS resolution issue (I'd say). Or a really slow
smtpd_proxy_filter.

-- 
Ralf Hildebrandt                   Charite Universitätsmedizin Berlin
ralf.hildebrandt at charite.de        Campus Benjamin Franklin
http://www.charite.de              Hindenburgdamm 30, 12203 Berlin
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