From owner-freebsd-net@FreeBSD.ORG Thu Dec 21 13:56:42 2006 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 7FB7D16A403; Thu, 21 Dec 2006 13:56:42 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from tarsier.geekcn.org (tarsier.geekcn.org [210.51.165.229]) by mx1.freebsd.org (Postfix) with ESMTP id 2E7B513C464; Thu, 21 Dec 2006 13:56:42 +0000 (UTC) (envelope-from delphij@delphij.net) Received: from localhost (tarsier.geekcn.org [210.51.165.229]) by tarsier.geekcn.org (Postfix) with ESMTP id 02A93EB168B; Thu, 21 Dec 2006 21:29:02 +0800 (CST) X-Virus-Scanned: amavisd-new at geekcn.org Received: from tarsier.geekcn.org ([210.51.165.229]) by localhost (mail.geekcn.org [210.51.165.229]) (amavisd-new, port 10024) with ESMTP id 74TedKoMIhay; Thu, 21 Dec 2006 21:28:47 +0800 (CST) Received: from [192.168.1.32] (unknown [61.48.133.128]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by tarsier.geekcn.org (Postfix) with ESMTP id 11AC6EB163B; Thu, 21 Dec 2006 21:28:46 +0800 (CST) DomainKey-Signature: a=rsa-sha1; s=default; d=delphij.net; c=nofws; q=dns; h=message-id:date:from:organization:user-agent:mime-version:to:cc: subject:references:in-reply-to:x-enigmail-version:content-type; b=oN3/5OeCBIHHhOVtbhnrRaVBcEXtWofJZcDeKqyhTrFjZs6hLpTEDWn92hY63gY5t ha8UxSl7mRqQRryd3pTqg== Message-ID: <458A8BD6.5020004@delphij.net> Date: Thu, 21 Dec 2006 21:27:50 +0800 From: LI Xin Organization: The FreeBSD Project User-Agent: Thunderbird 1.5.0.9 (Macintosh/20061207) MIME-Version: 1.0 To: Chris References: <457F2D82.6000905@freebsd.org> <1299780826.20061214141629@citrin.ru> <458142DB.8000002@freebsd.org> <20061220084515.GK48407@obiwan.tataz.chchile.org> <3aaaa3a0612210148n78b326a5wde5efa2e8dc4edb9@mail.gmail.com> In-Reply-To: <3aaaa3a0612210148n78b326a5wde5efa2e8dc4edb9@mail.gmail.com> X-Enigmail-Version: 0.94.1.0 Content-Type: multipart/signed; micalg=pgp-ripemd160; protocol="application/pgp-signature"; boundary="------------enigA301D18CD4068FF06D017A56" Cc: freebsd-net@freebsd.org, Andre Oppermann , Jeremie Le Hen , Anton Yuzhaninov Subject: Re: Automatic TCP send and receive socket buffer sizing X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 21 Dec 2006 13:56:42 -0000 This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enigA301D18CD4068FF06D017A56 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Hi, Chris wrote: > I think the opposite, without this patch my send window set to 256k > for 'all' connections to allow decent speeds. >=20 > With the patch most connections will be just 8k in size and some be 256= k. >=20 > so worst case scenario with patch during a DOS they will all use 256k > windows but without the patch they would all use 256k regardless. >=20 > p.s. waiting still for releng 6 patch :) Unofficial backport for andre@'s patch. I am testing it on RELENG_6_2 but the box is not heavily loaded, and please note that this is UNOFFICIAL so it's up to you to decide whether you want it. Cheers, --=20 Xin LI http://www.delphij.net/ FreeBSD - The Power to Serve! --------------enigA301D18CD4068FF06D017A56 Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (Darwin) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFiovWOfuToMruuMARAzZGAJ40jJBiz7nTSytkptLOgv/rUF43fgCfYbeY tkmDDq0J0hqokJrwuI3Kalk= =64Zc -----END PGP SIGNATURE----- --------------enigA301D18CD4068FF06D017A56--