R: Minimal responses and speeding up queries

Emil Natan shlyoko at gmail.com
Thu Sep 22 22:04:56 UTC 2016


minimal-responses affects the size and not the number of responses.

On Sep 22, 2016 23:44, "Job" <Job at colliniconsulting.it> wrote:

> Hi Matus,
>
> >>If you want to avoid additional queries, turn minimal_responses off.
>
> I thought setting minimal_responses = yes should lower the number of
> queries
> Do you think it is the opposite?
>
> Thank you again!
> Francesco
>
> ________________________________________
> Da: bind-users [bind-users-bounces at lists.isc.org] per conto di Matus
> UHLAR - fantomas [uhlar at fantomas.sk]
> Inviato: giovedì 22 settembre 2016 17.07
> A: bind-users at lists.isc.org
> Oggetto: Re: Minimal responses and speeding up queries
>
> On 22.09.16 16:41, Job wrote:
> >in Bind 9.10 we tried minimal-responses = yes to limit "additional
> queries" when resolving.
> >
> >I notice that resolution is faster.
> >Actually, dig @host some_url still shows an additional query, maybe not
> needed for a caching-only resolver:
> >
> >; (1 server found)
> >;; global options: +cmd
> >;; Got answer:
> >;; ->>HEADER<<- opcode: QUERY, status: NOERROR, id: 54581
> >;; flags: qr rd ra; QUERY: 1, ANSWER: 1, AUTHORITY: 0, ADDITIONAL: 1
> >
> >Is there a way to improve limiting of "additional queries" after
> minimal-responses = yes?
>
> using minimal responses often results into additional queries needed, by
> definition.  If you want to avoid additional queries, turn
> minimal_responses
> off.
>
> --
> Matus UHLAR - fantomas, uhlar at fantomas.sk ; http://www.fantomas.sk/
> Warning: I wish NOT to receive e-mail advertising to this address.
> Varovanie: na tuto adresu chcem NEDOSTAVAT akukolvek reklamnu postu.
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> "So does syphillis. Good thing we have penicillin." - Matthew Alton
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