Maintained by: NLnet Labs

[Unbound-users] Unbound multithread performance: an investigation into scaling of cache response qps

Simon Perreault
Tue Mar 23 15:20:59 CET 2010


On 2010-03-23 01:38, W.C.A. Wijngaards wrote:
> Configuration ------- 1 core --- 2 cores --- 3 cores --- 4 cores
> select and pthreads     8450      14100       16100       18600
> select and solaristhr   8600      13800       15800       17500
> select and no threads  10000      17800       19800       22800
> evport and pthreads     8400      13600       15900       18100
> evport and solaristhr   8500      14100       16000       18600
> evport and no threads   9700      17300       19600       22300

Very interesting! Thanks for sharing this.

I have one question: why does "no threads" go faster as the number of 
cores increase?

Thanks,
Simon
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