Re: Network slowdown due to CFS

From: Ingo Molnar
Date: Thu Sep 27 2007 - 06:57:15 EST



* Martin Michlmayr <tbm@xxxxxxxxxx> wrote:

> * Ingo Molnar <mingo@xxxxxxx> [2007-09-27 11:49]:
> > Martin, could you check the iperf patch below instead of the yield
> > patch - does it solve the iperf performance problem equally well,
> > and does CPU utilization drop for you too?
>
> Yes, it works and CPU goes down too.

i'm curious by how much does CPU go down, and what's the output of
iperf? (does it saturate full 100mbit network bandwidth)

Ingo
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