[Pdns-dev] Negative Caching
Patrick Domack
patrickdk at patrickdk.com
Fri Nov 2 17:10:34 CET 2012
I have been adjusting the source to increase the negative cache size,
for when quering against rbl's
From my stats, it seems to me that the negative cache is not part of
the positive cache, but totally different cache area/counters.
So it seems the real max-cache-size = max-cache-size * 110% (as the
negative cache is hard coded at 10% of the max-cache-size currently).
I adjusted my source, so I could specify the negative cache size as a
percentage of the max-cache-size, but as it seems to be different, I'm
wondering if my patch (before I submit it in a feature request) should
be changed to a negative-cache-size, that would just default to the
current behavure.
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