At Thu, 7 Aug 2008 01:20:46 -0400, Vinny Abello <[EMAIL PROTECTED]> wrote:
> One thing I am still confused about is why the performance of BIND > is slower (when measured with dnsperf) when the test data is for > authoritative data. I'm still seeing (with threads disabled now) non > authoritative answers clocking in around 14k queries per second and > authoritative answers at about 4k queries per second. Again, I tried > localhost and I just tried the PTR record for > 1.1.168.192.in-addr.arpa via queryperf. Dig confirms both are > authoritative answers from my 9.5.0-P2 server (and I know they are > based on the configuration), yet when doing queries for them I'm > getting about 1/3 the performance vs. random lookups for non > authoritative data. If anything I would think that data would be > faster. If the test for the recursive case really caused a lot of external queries and (mostly) succeeded, rather than SERVFAIL or something, and if I understand the test case, the result is indeed very counterintuitive. I can't think of any possible theory that can explain it. --- JINMEI, Tatuya Internet Systems Consortium, Inc.
