[dns-operations] More Aggressive prefetch for popular names

[Peter van Dijk]

Hello Paul,

On 11 Apr 2019, at 15:54, Paul Hoffman wrote:

>> "only increasing the authoritative load in the less common cases."
>> That's where it can get tricky. In theory, yes, but in practice it's
>> hard to estimate the aggregate effects from such policy -- it may as
>> well lead to some unintended collateral damage -- and IMO we need 
>> more
>> studies on this.
>
> Fully agree. This could even be aided by some resolver developers 
> adding a debug feature.

What would that debugging feature look like?

Kind regards,
-- 
Peter van Dijk
PowerDNS.COM BV - https://www.powerdns.com/