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From: Eric Dumazet <eric.dumazet@gmail.com>
To: David Miller <davem@davemloft.net>
Cc: alexander.h.duyck@intel.com, netdev@vger.kernel.org
Subject: Re: [PATCH] net: add additional lock to qdisc to increase throughput
Date: Wed, 02 Jun 2010 16:52:50 +0200	[thread overview]
Message-ID: <1275490370.2725.178.camel@edumazet-laptop> (raw)
In-Reply-To: <20100602.051019.180420492.davem@davemloft.net>

Le mercredi 02 juin 2010 à 05:10 -0700, David Miller a écrit :
> 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.

Thanks David, I realize you did all the necessary changes after
qdisc_run_begin/qdisc_is_running/ integration ;)



      reply	other threads:[~2010-06-02 14:52 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-03-23 20:25 [RFC PATCH] net: add additional lock to qdisc to increase enqueue/dequeue fairness Alexander Duyck
2010-03-23 20:31 ` David Miller
2010-03-24  2:12   ` Andi Kleen
2010-03-23 20:40 ` Rick Jones
2010-03-23 20:54 ` Eric Dumazet
2010-03-23 21:18   ` Eric Dumazet
2010-03-23 21:45   ` David Miller
2010-03-23 22:08     ` Duyck, Alexander H
2010-03-24  2:58       ` David Miller
2010-03-24  5:42         ` Eric Dumazet
2010-03-24  6:10           ` David Miller
2010-03-23 22:13     ` Eric Dumazet
2010-05-21 15:43       ` Stephen Hemminger
2010-05-21 16:44         ` Eric Dumazet
2010-05-21 17:38           ` Stephen Hemminger
2010-05-21 17:40           ` Eric Dumazet
2010-06-02  9:48             ` Eric Dumazet
2010-06-02  9:49             ` [PATCH 1/2 net-next-2.6] net: Define accessors to manipulate QDISC_STATE_RUNNING Eric Dumazet
2010-06-02 10:24               ` David Miller
2010-06-02  9:50             ` [PATCH 2/2 net-next-2.6] net: QDISC_STATE_RUNNING dont need atomic bit ops Eric Dumazet
2010-06-02 10:25               ` David Miller
2010-03-24 14:24 ` [RFC PATCH] net: add additional lock to qdisc to increase enqueue/dequeue fairness Eric Dumazet
2010-05-21 15:08 ` [PATCH] net: add additional lock to qdisc to increase throughput Eric Dumazet
2010-05-21 20:04   ` Duyck, Alexander H
2010-06-02 12:10     ` David Miller
2010-06-02 14:52       ` Eric Dumazet [this message]

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