Re: [PATCH] net: add additional lock to qdisc to increase throughput

David Miller
2010-06-02T12:10:10Z

From: "Duyck, Alexander H" <alexander.h.duyck@intel.com>
Date: Fri, 21 May 2010 13:04:20 -0700

> Eric Dumazet wrote:
>> Tests with following script gave a boost from ~50.000 pps to ~600.000
>> pps on a dual quad core machine (E5450 @3.00GHz), tg3 driver.
>> (A single netperf flow can reach ~800.000 pps on this platform)
>>
>> for j in `seq 0 3`; do
>> for i in `seq 0 7`; do
>> netperf -H 192.168.0.1 -t UDP_STREAM -l 60 -N -T $i -- -m 6 &
>> done
>> done
>
> Running the same script with your patch my results went from 200Kpps to 1.2Mpps on a dual Xeon 5570.
>
> Acked-by: Alexander Duyck <alexander.h.duyck@intel.com>

Applied, thanks guys.