[dns-operations] Retrying with TCP on timeout?

[Mariano Absatz - gmail]

On 20 April 2018 at 08:11, bert hubert <bert.hubert at powerdns.com> wrote:

>
> Everytime we add logic to improve the functioning or broken domain names,
> say by falling back to TCP just to see if that helps, we penalise the well
> working domains, and further inform the world of DNS hosters that
> 'everything goes'.
>
> Now, is this tradeoff real? On a resolver on a serious CPU at home, serving
> 20 devices, you can keep both communities happy. But on a resolver CPU at a
> provider cranking out >50000 RD responses/second, these are real choices.
>
>
As Russ White says in
http://www.circleid.com/posts/20180417_dns_complexity_lessons/

The *real engineer* is the one who knows how to say "no."

--
Mariano Absatz - El Baby
www.clueless.com.ar
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