From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wi0-f181.google.com (mail-wi0-f181.google.com [209.85.212.181]) (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 0CCA1200AEE for ; Sun, 6 May 2012 12:47:19 -0700 (PDT) Received: by wibhn14 with SMTP id hn14so2344559wib.10 for ; Sun, 06 May 2012 12:47:18 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:from:to:cc:in-reply-to:references:content-type:date :message-id:mime-version:x-mailer:content-transfer-encoding; bh=ydxfrRFX1F/274mZuuirrAfxqGPHR0U0NIPzXPY4dbM=; b=dbtCMVGG2tEWYR+JRdrQu0QZAuxxtT/2edUu1wtUAEOZNSN7etHmPlJRbvI3Qi1+hb Hxp9ZFDDCltTpONfD71qsc2DJma2qElvc5MvB7B5qfgipc/EkVIPR/JHWW5jR4T4IAUs 030nPGzeZ7pbP9ebztyyFhS5P3BOhPxypQy7LYtqjmAxoPgpx7RZxTELpbxvKsyG6iTL djmHgrGFYaHptWt/Mgwm7zKxULNbZpqV75FkD9DivMtfw0FGnQ3ycoK4cai41Ro2vxDv 0/IGBAS1PiMzQ8NJNMJvY8Y83CaUpgcn3hHLTfBn0yrv/Tz/ASDOnMmnMxI8AkcNrobd uXag== Received: by 10.180.77.233 with SMTP id v9mr701191wiw.22.1336333638028; Sun, 06 May 2012 12:47:18 -0700 (PDT) Received: from [172.30.42.18] (122.237.66.86.rev.sfr.net. [86.66.237.122]) by mx.google.com with ESMTPS id fl2sm25469585wib.2.2012.05.06.12.47.15 (version=SSLv3 cipher=OTHER); Sun, 06 May 2012 12:47:17 -0700 (PDT) From: Eric Dumazet To: Dave Taht In-Reply-To: References: <1336281092.3752.982.camel@edumazet-glaptop> <1336283203.3752.1032.camel@edumazet-glaptop> <1336315913.3752.1598.camel@edumazet-glaptop> <1336324134.3752.1825.camel@edumazet-glaptop> <4FA6B2FB.2030809@freedesktop.org> <1336328140.3752.2014.camel@edumazet-glaptop> <1336330157.3752.2095.camel@edumazet-glaptop> Content-Type: text/plain; charset="UTF-8" Date: Sun, 06 May 2012 21:47:14 +0200 Message-ID: <1336333634.3752.2226.camel@edumazet-glaptop> Mime-Version: 1.0 X-Mailer: Evolution 2.28.3 Content-Transfer-Encoding: 7bit Cc: codel@lists.bufferbloat.net Subject: Re: [Codel] usage of 'count' in codel X-BeenThere: codel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: CoDel AQM discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 06 May 2012 19:47:20 -0000 On Sun, 2012-05-06 at 12:15 -0700, Dave Taht wrote: > On Sun, May 6, 2012 at 11:49 AM, Eric Dumazet wrote: > > On Sun, 2012-05-06 at 11:26 -0700, Dave Taht wrote: > > > Well, these are Intel 82599 dual ports cards, and they work pretty well. > > I guess my question was more what is BQL doing on those puppies? > BQL is working flawlessly (ixgbe driver). I actually can see cache misses in pfifo_fast (and ixbe start_xmit function) because packets stay longer in Qdisc queues (instead of being immediately queued to NIC TX ring). Some prefetch() additions are in testing. > Man, have these come down in price. > > http://www.newegg.com/Product/Product.aspx?Item=N82E16833106044&nm_mc=OTC-Froogle&cm_mmc=OTC-Froogle-_-Network+-+Interface+Cards-_-Intel-_-33106044 > > the switches are still pricy tho. I have no switches yet (I mean in my home lab), just 2 fibers and direct connect. (So I have 2x10Gb speed if I setup bonding) > > Ah well, back to the wndr3800 and 2-300Mbit speeds for the nonce. > > /me looks wistfully at cards one last time... >