approach on parsing the query-log file

[Jonathan Petersson]

I don't think the cost is that great having querylogging enabled,
running the same test using dnsperf there's a 43% performance-increase
but 70 000 queries per second is still acceptable with query-logging
enabled.

/Jonathan

On Tue, Apr 28, 2009 at 10:05 AM, Alan Clegg <Alan_Clegg at isc.org> wrote:
> Jonathan Petersson wrote:
>> So I gave tail a try in perl both via File::Tail and by putting tail
>> -f in a pipe.
>
> As was stated previously in this thread, you are going down a bad path
> by using query-log for any purpose beyond short debugging sessions.
>
> The loss in performance is rather painful.
>
> The use of a network sniffing package is much preferable.
>
> [Just to see, try running your million queries with and without query
> logging turned on and see if you are happy with the results]
>
> But, if that's what you want to do, I wish you luck.
>
> AlanC
>
>
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