From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-we0-f171.google.com (mail-we0-f171.google.com [74.125.82.171]) (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 961DB2022B8; Tue, 15 May 2012 22:55:10 -0700 (PDT) Received: by wejx9 with SMTP id x9so412889wej.16 for ; Tue, 15 May 2012 22:55:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=subject:mime-version:content-type:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to:x-mailer; bh=S2oNKpdaX8TepmnGjS3boOptlS6vYECI4W9yLJrxKqo=; b=L//F1UmLDpCRKs2UNVdhM/K6g3Tfw22upbnai8a1wa6ayf3vcnegY33ZbAovZZRd6k H2CTms76SafFu0PHZi6biqeOME3qqntcC9+Y2IBbiVfI65Tf0ozTc/RS1teG2CEZsiRd k0LSou4aqa3GlneBFhXptYDuKfXM60/J0LkMHCJcUo032MTOgAhKVp9v3Lj02ggNOb7z hjELpR6c3oymbmikDxEhQJg6RN1bU81wPy/YjuE2KNVZImopSUtR9QXMUPyeyTZ11FFS Lk7r359e0mK2jX1Vx3iBpE6CA0Y8Ec+sSRDoVv0vFCJvJVhPktHoz4OCzYaLezHC9l1r gCBQ== Received: by 10.180.84.4 with SMTP id u4mr4563512wiy.2.1337147708448; Tue, 15 May 2012 22:55:08 -0700 (PDT) Received: from [192.168.239.204] (xdsl-83-150-84-172.nebulazone.fi. [83.150.84.172]) by mx.google.com with ESMTPS id m1sm16304256wic.6.2012.05.15.22.55.07 (version=TLSv1/SSLv3 cipher=OTHER); Tue, 15 May 2012 22:55:07 -0700 (PDT) Mime-Version: 1.0 (Apple Message framework v1084) Content-Type: text/plain; charset=us-ascii From: Jonathan Morton In-Reply-To: Date: Wed, 16 May 2012 08:55:05 +0300 Content-Transfer-Encoding: quoted-printable Message-Id: References: <4FA9FDC0.9010600@superduper.net> To: Kevin Gross X-Mailer: Apple Mail (2.1084) Cc: codel@lists.bufferbloat.net, bloat Subject: Re: [Bloat] The challenge 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: Wed, 16 May 2012 05:55:11 -0000 On 9 May, 2012, at 4:04 pm, Kevin Gross wrote: > =46rom the paper (figure 7), you can see that CoDel still leaves = spikes of buffer occupancy when network conditions change. These will = still be disruptive to real-time traffic. Many networks that need QoS = now will still need QoS. Networks that do not have QoS will be much more = usable with CoDel. Combining AQM with FQ certainly seems like a good idea to me. I haven't = had a chance to try the implementation of fq_codel which already exists = yet, but it's compiled and just waiting for me to get around to it. If = it works, then it should be an excellent default. - Jonathan Morton