What's the status of parallel netisr?
Kris Kennaway
kris at FreeBSD.org
Tue Sep 16 19:27:12 UTC 2008
Jian Qiu wrote:
> Interesting.
>
> I did a test on local UDP throughput.
>
> I was surprised to find out the performance with a SMP kernel was
> worse than UP. (~74MB/s v.s. 96 MB/s).
>
> I had though parallel netisr might be a solution.
Make sure you are testing with either 8.0 or 7.1 (or late 7.0-STABLE),
i.e. after the fixes to improve UDP performance on SMP systems.
Kris
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