From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from EUR05-DB8-obe.outbound.protection.outlook.com (mail-db8eur05on2081.outbound.protection.outlook.com [40.107.20.81]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by lists.bufferbloat.net (Postfix) with ESMTPS id 97D553B29E for ; Sun, 5 Apr 2020 15:56:46 -0400 (EDT) ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=TqMPcggx0SQhR6nz+gdlTygZ8WwCuRKsVmTZaQtngPHvGQDpp+2hhwWiLE8iK3hpiYoyRX5OrdW/iNLJ4L0lUt2UwTub/d2mRezBhKF5Qs1N+/rjeHkEnwlBGX3VenS0HcSdghSlNM+w385ob5b/D8Cu1OH5JBKj2X3tVtrHXIgnvecoBlm841BHto/1kiGmQ3WI1rQylZt2h8dzede+zR/kkPvFAizhQc4wmgKMCmixxqkLMxD5eJwkhjf4KYZLZh4f3C7eY3IlD1O0efLzGwZbokCwDQRYoTCMGWtvEBHm4YNJEoiIid9IIh9PCEc+phglQF3uw5eylUZWDuUjqQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3dPehvc9tpRu4Qt2XGTHTNi1E3r3SRc1sdkuINZG56A=; b=MtJWw/pP1aWw0bK8f1qvNShkXy75/DksVksfQttthoHA/8yamv59gEHvCed5ottUv87eBBhTjtiRhQAe7r/PKsJOy5VJHVtAIEnNrEejCK5xLmYnEccqBl5MWRDrzXLyFL8Fukus1gQQYCe3zh3G540vnq5Wu5ylNenU4taDWoB7WXBrBQGoJwEzcyeaKi9BNixrAUlOSu+9UEgcLY+S6T1kCuVRpv+xV2SPyMbCHbo/M4f4jRg6QaTWJDhEB+qjmtomX3AygidEfDS/CzXFnL17fTKzwrGi+0u6Ki2aMN3QcL9iswXPRCkETE6eHBxUWKvZZhcVXKbOmf1BM4XnLQ== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=darbyshire-bryant.me.uk; dmarc=pass action=none header.from=darbyshire-bryant.me.uk; dkim=pass header.d=darbyshire-bryant.me.uk; arc=none DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=darbyshire-bryant.me.uk; s=selector2; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=3dPehvc9tpRu4Qt2XGTHTNi1E3r3SRc1sdkuINZG56A=; b=Q1nF0Z3ZTL3+qH02RUaUJ9UgKRpJqMiykJGHxu9cokSIfhSbA6lZ4utnFE2qSnqwPuu/bvDh30H1vuWS16HyBtnstDUWCewKrNzb5wOO93ST/98tWcGtdrYxQPrOrlMvZzLpQnR0DnibUC/upxAAvCchJmuznWpzS8M6ek2oDO4= Received: from VI1PR03MB4575.eurprd03.prod.outlook.com (2603:10a6:803:59::12) by VI1PR03MB4912.eurprd03.prod.outlook.com (2603:10a6:803:be::26) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2878.16; Sun, 5 Apr 2020 19:56:43 +0000 Received: from VI1PR03MB4575.eurprd03.prod.outlook.com ([fe80::9504:608e:409d:2b32]) by VI1PR03MB4575.eurprd03.prod.outlook.com ([fe80::9504:608e:409d:2b32%4]) with mapi id 15.20.2878.021; Sun, 5 Apr 2020 19:56:43 +0000 From: Kevin Darbyshire-Bryant To: Dave Taht CC: Cake List Thread-Topic: [Cake] cake and nat in openwrt... on by default? Thread-Index: AQHWCwEujspAfIL/Ak21duOCA3q/XKhqKZsAgAB8ggCAAEyHAA== Date: Sun, 5 Apr 2020 19:56:43 +0000 Message-ID: <656F3146-1B43-41DC-963C-21770747E4AC@darbyshire-bryant.me.uk> References: In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: yes X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=kevin@darbyshire-bryant.me.uk; x-originating-ip: [2a02:c7f:1243:8e00::dc83] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: fd70160a-cfec-4f0d-fb14-08d7d99b771e x-ms-traffictypediagnostic: VI1PR03MB4912: x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:9508; x-forefront-prvs: 03648EFF89 x-forefront-antispam-report: CIP:255.255.255.255; CTRY:; LANG:en; SCL:1; SRV:; IPV:NLI; SFV:NSPM; H:VI1PR03MB4575.eurprd03.prod.outlook.com; PTR:; CAT:NONE; SFTY:; SFS:(10009020)(366004)(136003)(376002)(39830400003)(396003)(346002)(6486002)(66946007)(66446008)(66556008)(91956017)(76116006)(64756008)(66616009)(66476007)(6506007)(53546011)(6512007)(316002)(8676002)(8936002)(4744005)(81166006)(81156014)(71200400001)(2906002)(36756003)(33656002)(99936003)(6916009)(186003)(2616005)(5660300002)(508600001)(4326008)(86362001)(163963001); DIR:OUT; SFP:1101; received-spf: None (protection.outlook.com: darbyshire-bryant.me.uk does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 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 x-ms-exchange-antispam-messagedata: Pq1ir16fznmah24oaY0EwUsKTdIn5shPJjo9P9iP0j7Q6U2a4i6tPIanF6lRKJnSb4e3s4GlFPUmxJVKkyGAF0dR9Yj+kcpAF5fqanQmQstzgUqW8cuj78oDQj7pWZ6/thy7LS8ga/MVWf34fRq5o85z+pCOLglRSFME7jvOzPDfWbU8DClRU8jm9GkgRflb x-ms-exchange-transport-forked: True Content-Type: multipart/signed; boundary="Apple-Mail=_6968B6DC-FAD0-4A5D-B319-3B575816ADEC"; protocol="application/pgp-signature"; micalg=pgp-sha256 MIME-Version: 1.0 X-OriginatorOrg: darbyshire-bryant.me.uk X-MS-Exchange-CrossTenant-Network-Message-Id: fd70160a-cfec-4f0d-fb14-08d7d99b771e X-MS-Exchange-CrossTenant-originalarrivaltime: 05 Apr 2020 19:56:43.6222 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 9151708b-c553-406f-8e56-694f435154a4 X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: DQ2ndmssc+S9I5ZwQGkUOx8jnKXJ817oEwqWDAL3uQJLCYFCw5N7ozSGexM/FbPi9bYU2EUDJQ8592LcG2Ovdsuu49t0o/caZAz8p1uLLfI= X-MS-Exchange-Transport-CrossTenantHeadersStamped: VI1PR03MB4912 Subject: Re: [Cake] cake and nat in openwrt... on by default? X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.20 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 05 Apr 2020 19:56:46 -0000 --Apple-Mail=_6968B6DC-FAD0-4A5D-B319-3B575816ADEC Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 > On 5 Apr 2020, at 16:22, Dave Taht wrote: >=20 >>=20 >=20 > I'd still be willing to bet, then, that the majority of instances were > not turning nat mode on, when > they should have been. If memory serves, at the time there was a lot of concern about cpu usage = and (I felt) that every line, every potential instruction and cache hit = was being scrutinised. NAT lookup by default was deemed too much. Cake = ended up being =E2=80=98cpu heavy=E2=80=99 though I=E2=80=99ve yet to = see a better combination of shaper, aqm, flow fairness, host fairness, = DSCP awareness and ack filtering in one overall package, let alone one = that did it in less cpu. Cheers, Kevin D-B gpg: 012C ACB2 28C6 C53E 9775 9123 B3A2 389B 9DE2 334A --Apple-Mail=_6968B6DC-FAD0-4A5D-B319-3B575816ADEC Content-Transfer-Encoding: 7bit Content-Disposition: attachment; filename=signature.asc Content-Type: application/pgp-signature; name=signature.asc Content-Description: Message signed with OpenPGP -----BEGIN PGP SIGNATURE----- iQIzBAEBCAAdFiEEASyssijGxT6XdZEjs6I4m53iM0oFAl6KN/oACgkQs6I4m53i M0rNbBAAjU+e3wpXtvD7zvwXpWJeSqhWvBOtFOQxEALd5uJRV7ADaEAvxEP1yy63 zDGfQxA+a64RJ6C0VUoEcoXR/NSgkHBmO5mXq8nWWqElniCBPUCbWdv0ThS1AnWt bkgQ0bGJtmeMditYIOwmtsQWrXAnVJtSZ9Q5zVf7XYMwMZvmZxOIV6Wy7utdYTgn zxHhUfus1k92JEI/P8IJ6GD1vv3pu4yHvb3whaaAJ89h3seOFlb1gGf2M7gX8bdb S8dJDhdxrh7wCcfhrXegaHDbYyuQqgh6a996+W4NbOwK4TxnPwiQ524Zj/uMtaiE JacUJ1Vvu9i7pOwbT8qEWUxG3X/Y3mEx119OVb3GROe2mEsfSBYguasiYgheeFZG qndSdeNdCB7uDYb4JNHU1LAxHvbaEVQPgo3fYtKt83ji4QP5A7d8pjzWM+lt0qYH ome8OvmLNQgO8RkTJCmgn1LT/qqdRUHGw8MBCf4Z15iw6jO8Be0UbYI52XMBUIuN IHE1EJHiCSiPlCiI1WgAPAY2n6pRyhGp8Yd0tVepawKhbLBLoOyr0D1jydCZSCrZ FSs328NY8FcPL0fgMCmW3dL8LpJUgGLi6UdwPrf8rwcCoyl3f3oCVipiV9fiZlc1 e58nCbsgr95zsbCqj5EGw3eJd4AqaOrxRGVyOVXVK1E7ZBSJjnY= =tfLx -----END PGP SIGNATURE----- --Apple-Mail=_6968B6DC-FAD0-4A5D-B319-3B575816ADEC--