From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <eric.dumazet@gmail.com>
Received: from mail-ww0-f47.google.com (mail-ww0-f47.google.com [74.125.82.47])
	(using TLSv1 with cipher RC4-SHA (128/128 bits))
	(Client CN "smtp.gmail.com",
	Issuer "Google Internet Authority" (verified OK))
	by huchra.bufferbloat.net (Postfix) with ESMTPS id D35D0201A44
	for <bloat@lists.bufferbloat.net>; Sun, 29 May 2011 09:17:38 -0700 (PDT)
Received: by wwk4 with SMTP id 4so2995586wwk.28
	for <bloat@lists.bufferbloat.net>; Sun, 29 May 2011 09:33:26 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma;
	h=domainkey-signature:subject:from:to:cc:in-reply-to:references
	:content-type:date:message-id:mime-version:x-mailer
	:content-transfer-encoding;
	bh=1glXcZMcYJz0huRIYIbP0yVZ56LMC9B4qWOdfvp0qNI=;
	b=IK4rsQuTSY/1kO2WzC+n94lBCY/i6wFYHSfmdg9Rht3Lrkw0zuo3tMfGoMNZsS5TG0
	dJt3NBcMEqcbdirY/xX/BNMnF/gL0r0+3w11x8QuUZdTVLNpFXk2BQX11yqnjFQwujOK
	AQXZ+XJeOEldWPCc6lFH+TrRrph6HtTCzIv/Q=
DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma;
	h=subject:from:to:cc:in-reply-to:references:content-type:date
	:message-id:mime-version:x-mailer:content-transfer-encoding;
	b=q1gM8/2bE2BjhRS1AmsvfcBwSxoEkBxQAbIYKzqqxNs/mbWbsHshq5AqtdpWWy5SNa
	zhiCySfODavptmbWuIH9lsp+r/F4o84KeBjt0IdDXm5jzku41CgxHVon0p+1ddxKHl4d
	L3P+tYhXtrgiuDpeDpJm+5WkGFNpuM0ZoQu4g=
Received: by 10.227.24.8 with SMTP id t8mr4064755wbb.0.1306686806520;
	Sun, 29 May 2011 09:33:26 -0700 (PDT)
Received: from [10.150.51.210] (gw0.net.jmsp.net [212.23.165.14])
	by mx.google.com with ESMTPS id ex2sm2494378wbb.31.2011.05.29.09.33.25
	(version=SSLv3 cipher=OTHER); Sun, 29 May 2011 09:33:25 -0700 (PDT)
From: Eric Dumazet <eric.dumazet@gmail.com>
To: Dave Taht <dave.taht@gmail.com>
In-Reply-To: <BANLkTim=xpuFEUPORqEZMdO_nhd_3_0c7w@mail.gmail.com>
References: <BANLkTimkRWH82Jdu-Bo8gpbqwzXE=ewfzA@mail.gmail.com>
	<E8AF2E6D-6297-4063-A3E5-6A37C34ECBFC@gmail.com>
	<BANLkTiktDrsw+=YftmL=TEJ77LZupi459A@mail.gmail.com>
	<7ifwnxbjyn.fsf@lanthane.pps.jussieu.fr>
	<BANLkTinHbpEJi3kMzYNXryosR_TMqZ966w@mail.gmail.com>
	<7i62otpks1.fsf@lanthane.pps.jussieu.fr>
	<BANLkTim=xpuFEUPORqEZMdO_nhd_3_0c7w@mail.gmail.com>
Content-Type: text/plain; charset="UTF-8"
Date: Sun, 29 May 2011 18:33:21 +0200
Message-ID: <1306686801.30021.14.camel@edumazet-laptop>
Mime-Version: 1.0
X-Mailer: Evolution 2.32.2 
Content-Transfer-Encoding: 8bit
Cc: bloat <bloat@lists.bufferbloat.net>
Subject: Re: [Bloat] tiny monsters: multicast packets
X-BeenThere: bloat@lists.bufferbloat.net
X-Mailman-Version: 2.1.13
Precedence: list
List-Id: General list for discussing Bufferbloat <bloat.lists.bufferbloat.net>
List-Unsubscribe: <https://lists.bufferbloat.net/options/bloat>,
	<mailto:bloat-request@lists.bufferbloat.net?subject=unsubscribe>
List-Archive: <https://lists.bufferbloat.net/pipermail/bloat>
List-Post: <mailto:bloat@lists.bufferbloat.net>
List-Help: <mailto:bloat-request@lists.bufferbloat.net?subject=help>
List-Subscribe: <https://lists.bufferbloat.net/listinfo/bloat>,
	<mailto:bloat-request@lists.bufferbloat.net?subject=subscribe>
X-List-Received-Date: Sun, 29 May 2011 16:17:39 -0000

Le dimanche 29 mai 2011 à 10:07 -0600, Dave Taht a écrit :
> 
> 
> On Sun, May 29, 2011 at 9:51 AM, Juliusz Chroboczek
> <jch@pps.jussieu.fr> wrote:
>         >> Are you seeing high CPU load in interrupt context?  (Run
>         top.)
>         
>         > Yes. 99% sirq.
>         
>         
>         Could be due to a simplistic Ethernet driver.  If you have the
>         time and
>         energy, you may want to ask on dev.openwrt.org.
>         
> I will have some energy and time, shortly. 
> 
> That said, several great openwrt people are on this list, and may be
> able to weigh in.
> 
> I'm glad that the limit of about 130Mbit on the ethernet side for gigE
> could be mitigated with a better driver. (and that said, 130Mbit is
> "good enough" for most of the world)
> 

Hmm, 130 Mbits sound very low. What linux version is it, and what the
driver is exactly, so that I take a look ?