[atlas] Problems with DNS measurements and NSID

On 20/05/14 19:29, Philip Homburg wrote:
> The 'normal' mode for DNS queries is that they get sent to one server.
> So you would get one reply each time the measurement is performed.
> 
> The exception is when the measurement is to query the probe's local DNS
> resolvers. In that case, up to three resolvers are queried and you can
> get as many replies.
> 
> In the past, each replies would be an independent Atlas result. However,
> our storage back-end cannot really handle that. So the code was changed
> that all three replies are grouped into a single Atlas result.
> 
> Hence, in general, an Atlas DNS result can contain multiple DNS replies.
> But only if you select the 'use the probe's local resolvers' option.
Thanks for the clarification Philip.  good to know.