From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ey0-f171.google.com (mail-ey0-f171.google.com [209.85.215.171]) (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 B358A201A4B for ; Sun, 29 May 2011 10:31:56 -0700 (PDT) Received: by eydd26 with SMTP id d26so1611222eyd.16 for ; Sun, 29 May 2011 10:47:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:subject:mime-version:content-type:from :in-reply-to:date:cc:content-transfer-encoding:message-id:references :to:x-mailer; bh=srVpGv5/ooYf3MWESsw2j/VnS/5DM83bOWxhdk7EJrw=; b=ml81hGHK2/VZpEwU4rnAOox4JEml3SYuXQkyZpiKZzgQZWSlKj3onSB+hXm+QRBMFI cMhCRBHQvWo7rOfumwfBbZlhbIfabWVmBtub9GdSoIehb627Ha44Mit23vffcLJLEF5o 2ccH9KGWrCd6PuGbUOKkAmQbviEtQpGle6doc= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; b=UhKGqmNzleH0QCWZnIVwbGKEAqXC7fN6ipAlxMkutJWI5m04asbuEJ0FUscWBbn1Xg MuaOl98ZP910IRc+K/NjKuCsblhcI+Hh+03DRcilkDnitfWP3xoSBou4JIK+R9TBgxhH 0TUgiDPcC7ghNbR0+1Ggs+skbjRVUxgkGFA5U= Received: by 10.213.28.75 with SMTP id l11mr1513504ebc.77.1306691265907; Sun, 29 May 2011 10:47:45 -0700 (PDT) Received: from [192.168.239.42] (xdsl-83-150-84-172.nebulazone.fi [83.150.84.172]) by mx.google.com with ESMTPS id s48sm2667567eeb.16.2011.05.29.10.47.44 (version=TLSv1/SSLv3 cipher=OTHER); Sun, 29 May 2011 10:47:44 -0700 (PDT) Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: text/plain; charset=us-ascii From: Jonathan Morton In-Reply-To: Date: Sun, 29 May 2011 20:47:42 +0300 Content-Transfer-Encoding: quoted-printable Message-Id: References: <7ifwnxbjyn.fsf@lanthane.pps.jussieu.fr> <7i62otpks1.fsf@lanthane.pps.jussieu.fr> <1306686801.30021.14.camel@edumazet-laptop> <1306689449.30021.16.camel@edumazet-laptop> To: Dave Taht X-Mailer: Apple Mail (2.1084) Cc: Gabor Juhos , bloat 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 List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 29 May 2011 17:31:57 -0000 On 29 May, 2011, at 8:40 pm, Dave Taht wrote: > It is mildly early to point at the driver as being the issue - it = could be the switch or something else entirely. Would iptables or qos = rules show up in sirq? I doubt it. I run some pretty old hardware sometimes, and I've never = seen sirq so high except for PIO IDE adapters. The Pentium-MMX with it's VIA Rhine adapter keeps up with 100Mbps = transfers without exhibiting those symptoms. - Jonathan