9.9 query log change
Warren Kumari
warren at kumari.net
Mon Jan 16 17:23:10 UTC 2012
On Jan 16, 2012, at 12:05 PM, Evan Hunt wrote:
>>>> 15-Jan-2012 18:24:45.358 client 131.111.11.47#58644 (www.playground.test):
>>>> ^^^^^^^^^^^^^^^^^^^^^
>>>> query: www.playground.test IN A +E (131.111.9.112)
>>>>
>>>> the indicated parenthesized item is new, but seems always to be the same
>>>> as the later query name. What is it for? If it meant to be the name of the
>>>> client it has got it horribly wrong!
>>>
>>> 3199. [func] When logging client information, include the name
>>> being queried. [RT #25944]
>>
>> I'm confused. The name being queried is already in the line. Why is it
>> now in there twice?
>>
>> Obviously I'm not understanding something...
>
> Sorry, my fault, should have been clearer.
>
> The part that says "client 131.111.11.57#58644 (www.playground.test)" is
> boilerplate that appears in all query-related log messages. It's redundant
> in the case of this particular line, but not in the other log messages that
> appear if you turn debugging up to its maximum level, such as:
>
> client 131.111.11.47#58644 (www.playground.test): query 'www.playground.test/A/IN' approved
> client 131.111.11.47#58644 (www.playground.test): send
> client 131.111.11.47#58644 (www.playground.test): sendto
> client 131.111.11.47#58644 (www.playground.test): senddone
> client 131.111.11.47#58644 (www.playground.test): next
> client 131.111.11.47#58644 (www.playground.test): endrequest
>
> It can be hard to pick those apart when you have several queries (or other
> tasks) being processed simultaneously in different threads. Adding the
> qname to all of them makes the process a little less opaque.
Yah.
Thanks, this is (going to be) really helpful….
W
>
> --
> Evan Hunt -- each at isc.org
> Internet Systems Consortium, Inc.
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---
Don't be impressed with unintelligible stuff said condescendingly .
-- Radia Perlman.
Warren Kumari
warren at kumari.net
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