disabling lame server logging

[Phil Mayers]

On 26/02/13 14:31, Robert Moskowitz wrote:
>
> On 02/26/2013 09:25 AM, Robert Moskowitz wrote:
>>
>> On 02/26/2013 09:13 AM, Phil Mayers wrote:
>>> On 26/02/13 13:54, Robert Moskowitz wrote:
>>>
>>>> I would be interested in which client is requesting these lookups that
>>>> end up going to lame servers.  I am assuming the IP address in the log
>>>> is the address of the lame server, not the requesting client.
>>>
>>> Look at the query logs?
>>
>> I suspect I do not have any query logs.  Where are they, typically.
>> How are they controled (logging commands)?
>
> OK.   I found the 'rndc querylog' command.

Yes. Note that you can enable this by default in the "options" 
statement. This is all pretty well documented and easy to find in the ARM...

> Boy is my mailserver hitting me up with repeated queries!  I should
> probably be running a namecaching server on it to stop this resource hit?

Shrug. It depends on your config, load and so forth. There's no right 
answer to that sort of question.

We do run caching resolvers on our MX/outbound relays. You can still 
forward such to your main resolvers.