On Sun, May 29, 2011 at 9:33 AM, Juliusz Chroboczek <jch@pps.jussieu.fr>wrote:

> > Result - 130+Mbit performance on iperf on the lan (up from 60Mbit),
> > which is still pretty low
>
> Are you seeing high CPU load in interrupt context?  (Run top.)
>
>
Yes. 99% sirq.

Screenshot:

 http://www.bufferbloat.net/attachments/download/33/routertest.png

The one in green is the one 'routing', the others (3 out of the 4) are the
ones generating traffic with iperf.

-- Juliusz
>



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Dave Täht
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