From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from omr1.cc.vt.edu (omr1.cc.ipv6.vt.edu [IPv6:2001:468:c80:2105:0:2fc:76e3:30de]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by huchra.bufferbloat.net (Postfix) with ESMTPS id 10C5A21F289; Mon, 2 Mar 2015 22:45:36 -0800 (PST) Received: from mr4.cc.vt.edu (mr4.cc.vt.edu [198.82.164.236] (may be forged)) by omr1.cc.vt.edu (8.14.4/8.14.4) with ESMTP id t236jW8U017669; Tue, 3 Mar 2015 01:45:32 -0500 Received: from auth1.smtp.vt.edu (auth1.smtp.vt.edu [198.82.161.152] (may be forged)) by mr4.cc.vt.edu (8.14.4/8.14.4) with ESMTP id t236jRgU028699; Tue, 3 Mar 2015 01:45:32 -0500 Received: from turing-police.cc.vt.edu ([IPv6:2601:b:3180:4d3:98a7:cba4:3646:20d4]) (authenticated bits=0) by auth1.smtp.vt.edu (8.14.4/8.14.4) with ESMTP id t236jPWj003880 (version=TLSv1/SSLv3 cipher=AES128-SHA bits=128 verify=NO); Tue, 3 Mar 2015 01:45:26 -0500 X-Mailer: exmh version 2.8.0 04/21/2012 with nmh-1.6+dev To: Mikael Abrahamsson In-Reply-To: Your message of "Mon, 02 Mar 2015 11:17:33 +0100." From: Valdis.Kletnieks@vt.edu References: <7B3E53F5-2112-4A50-A777-B76F928CE8F2@trammell.ch> Mime-Version: 1.0 Content-Type: multipart/signed; boundary="==_Exmh_1425365125_106622P"; micalg=pgp-sha1; protocol="application/pgp-signature" Content-Transfer-Encoding: 7bit Date: Tue, 03 Mar 2015 01:45:25 -0500 Message-ID: <34374.1425365125@turing-police.cc.vt.edu> X-Spam-Status: No, score=-0.0 required=5.0 tests=T_RP_MATCHES_RCVD autolearn=disabled version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mr4.cc.vt.edu Cc: Brian Trammell , "aqm@ietf.org" , "cerowrt-devel@lists.bufferbloat.net" , bloat Subject: Re: [Cerowrt-devel] [aqm] ping loss "considered harmful" X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 03 Mar 2015 06:46:05 -0000 --==_Exmh_1425365125_106622P Content-Type: text/plain; charset=us-ascii On Mon, 02 Mar 2015 11:17:33 +0100, Mikael Abrahamsson said: > We have a huge amount of information in our TCP stacks that either are > locked in there and not used properly to help users figure out what's > going on, and there is basically zero information flow between the > applications using TCP and the TCP stack itself. Each just tries to do its > best on its own layer. You might want to touch base with the 'web10g' crew, who are working on instrumenting the Linux network stack to expose more of the inner variables for analysis and tuning. http://web10g.org/ --==_Exmh_1425365125_106622P Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 Comment: Exmh version 2.5 07/13/2001 iQIVAwUBVPVYhQdmEQWDXROgAQIteRAAgJsBBBV4WSD+n7iyap5DVg+kXsc3AmjM Pezguse0GwGex6iwS+Y+KCSKGoLyNPnDEXv8umoGi133YndGw5flVLSJmEedL+Ne NcMfNP9o+SBSxyorGiday1w4YVmkxkdkC2zREw5RypxfA7cmbEESIr/wuXe9RUOR RE02WKwjDR3boLo7RdM8AsLddkwSFiTNbvxjIkRV+siWNKNB5QUAdUbiZZ6nqeTe oMJUIeJk819qj9+HZ4qWNz8OXpc1PVsAo5EeezFUj4LNVXQAGoy6g44AHPEHXJDk p+LUPvHg+5Vjd/Uy0mxA1BZB5c9RjwLYWE80RIZkXDXBpez7kGhusLjXTOHa77iu mZLpztZkTS+sEjofsgu/lPX2El3QiBh4s+RqmDeeARH4TbPcOf4lNjM7RP3uRX7R 7aTa7rUU1ydfy7jJMeMTi2yRqb4232zyiXqSa+L+OE/Xlueigy+HzpjR479QKAPP OLz35xhi/XMgRXeogE+UTihEX5aiUmkl1iSrcUcuKTrY9HOXVBFcXtuKzMeTgNK4 RSdeIZ3Ra4O4K2XNrx1wdJfZiReEaJ16vWpX6tCJ4xlYLWy//tl5iAVY/0EPDxrR 5wb2Hn/RM6cSt11TB7ZQX87AQlbjffEk9jxliZIua5+4stSXlv+3ZtuVx16S+NNR 2zOZtPiEJ3g= =6cCd -----END PGP SIGNATURE----- --==_Exmh_1425365125_106622P--