From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261685AbUDWXWg (ORCPT ); Fri, 23 Apr 2004 19:22:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261704AbUDWXWg (ORCPT ); Fri, 23 Apr 2004 19:22:36 -0400 Received: from seraph3.grc.nasa.gov ([128.156.10.12]:22515 "EHLO seraph3.grc.nasa.gov") by vger.kernel.org with ESMTP id S261685AbUDWXWe (ORCPT ); Fri, 23 Apr 2004 19:22:34 -0400 Date: Fri, 23 Apr 2004 19:19:14 -0400 From: Wesley Eddy To: David Stevens Cc: linux-kernel@vger.kernel.org, netdev@oss.sgi.com Subject: Re: TCP rto estimation patch Message-ID: <20040423231914.GB9057@grc.nasa.gov> Reply-To: weddy@grc.nasa.gov References: <20040423142445.GC501@grc.nasa.gov> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="nVMJ2NtxeReIH9PS" Content-Disposition: inline In-Reply-To: X-People-Whose-Mailers-Cant-See-This-Header-Are-Lame: true User-Agent: Mutt/1.5.5.1i Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --nVMJ2NtxeReIH9PS Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Apr 23, 2004 at 02:06:39PM -0700, David Stevens wrote: > I believe "2" and "3" are the scale factors for the fixed-point=20 > representation > of the data, not the "alpha" and "beta" I remember from the estimator=20 > paper. > The math is done with bit shifts instead of floating point multiplications. It's the same thing though. The 2 means beta of 1/4 and the 3 means alpha of 1/8. -Wes=20 --nVMJ2NtxeReIH9PS Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.4 (GNU/Linux) iD8DBQFAiaRyzBuYqbnj3IwRAkQ4AJ9dXt7Odh3p18MhTydzRxoXrIiGsACdEZfs 7aHa74eaeQkk2fp2VeDNwfA= =CQbL -----END PGP SIGNATURE----- --nVMJ2NtxeReIH9PS--