[Pdns-users] Avoiding useless notifies

Tonix (Antonio Nati) tonix at interazioni.it
Tue Jul 27 07:04:01 UTC 2010

Christian Hofstaedtler ha scritto:
> * Tonix (Antonio Nati) <tonix at interazioni.it> [100725 22:41]:
>> We have the following case, and we did not understand if this is
>> normal of we are missing something in configuration.
>> We have two local name servers, acting usually as masters and using
>> replicated MySQL, and a remote autonomous NS, acting as slave (and
>> being the unique IP allowed to make AXFR).
>> When we define a "native" domain, no notify is sent to remote ns.
>> When we define a "master" domain, three notifies are sent to all
>> nameservers, but only the remote will sent an AXFR command.
>> We feel two notifies sent to local nameservers to be useless.
>> Is this normal? Can be avoided?
> pdns does not know anything about your MySQL replication, and it
> does know next to nothing about the slaves you're using, except that
> they are listed as NS records for your domain. It therefore must
> send NOTIFYs to all nameservers. IIRC it even sends a NOTIFY to
> itself, because it specifically does not know, which nameserver
> instance "self" is.
> So yes, this is normal, and cannot be avoided currently.
>   Christian
Thanks Christian,

this is exactly what we supposed. Would it be fine to add a 
"native_nameservers=ip1,ip2" option to configuration, in order to avoid 
these notifies to local or native nameservers IP?


        Inter at zioni            Interazioni di Antonio Nati 
   http://www.interazioni.it      tonix at interazioni.it           

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