From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from emea01-db3-obe.outbound.protection.outlook.com (mail-db3on0090.outbound.protection.outlook.com [157.55.234.90]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (Client CN "mail.protection.outlook.com", Issuer "MSIT Machine Auth CA 2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id CE69221F295 for ; Sun, 17 May 2015 13:24:04 -0700 (PDT) Received: from HE1PR07MB0938.eurprd07.prod.outlook.com (25.162.27.144) by HE1PR07MB1129.eurprd07.prod.outlook.com (25.163.177.155) with Microsoft SMTP Server (TLS) id 15.1.166.22; Sun, 17 May 2015 20:23:49 +0000 Received: from HE1PR07MB0937.eurprd07.prod.outlook.com (25.162.27.143) by HE1PR07MB0938.eurprd07.prod.outlook.com (25.162.27.144) with Microsoft SMTP Server (TLS) id 15.1.166.22; Sun, 17 May 2015 20:23:47 +0000 Received: from HE1PR07MB0937.eurprd07.prod.outlook.com ([25.162.27.143]) by HE1PR07MB0937.eurprd07.prod.outlook.com ([25.162.27.143]) with mapi id 15.01.0166.017; Sun, 17 May 2015 20:23:47 +0000 From: Kevin Darbyshire-Bryant To: bloat Thread-Topic: [Bloat] tc -s qdisc questions Thread-Index: AQHQjpRzn3dXh7TF9EiotujxixRB7518IfcAgACgawD///pgAIAD5NSA Date: Sun, 17 May 2015 20:23:46 +0000 Message-ID: <905D3263-3F21-4BF0-A827-A29E98B8AA8F@darbyshire-bryant.me.uk> References: <55552014.2010808@darbyshire-bryant.me.uk> <5555AB46.5010508@darbyshire-bryant.me.uk> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-GB 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: [151.226.12.52] x-microsoft-antispam: UriScan:; BCL:0; PCL:0; RULEID:; SRVR:HE1PR07MB0938; UriScan:; BCL:0; PCL:0; RULEID:; SRVR:HE1PR07MB1129; x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0; PCL:0; RULEID:(601004)(5005006)(3002001); SRVR:HE1PR07MB0938; BCL:0; PCL:0; RULEID:; SRVR:HE1PR07MB0938; x-forefront-prvs: 057906460E x-forefront-antispam-report: SFV:NSPM; SFS:(10009020)(6009001)(24454002)(51704005)(479174004)(189002)(199003)(106356001)(81156007)(122556002)(4001540100001)(97736004)(33656002)(40100003)(101416001)(93886004)(5001860100001)(5001830100001)(189998001)(107886002)(5001960100002)(110136002)(106116001)(77156002)(102836002)(62966003)(450100001)(68736005)(66066001)(64706001)(105586002)(83716003)(99936001)(50986999)(87936001)(74482002)(46102003)(36756003)(92566002)(54356999)(76176999)(86362001)(2656002)(82746002)(2950100001)(2900100001)(104396002); DIR:OUT; SFP:1101; SCL:1; SRVR:HE1PR07MB0938; H:HE1PR07MB0937.eurprd07.prod.outlook.com; FPR:; SPF:None; PTR:InfoNoRecords; MX:1; A:1; LANG:en; received-spf: None (protection.outlook.com: darbyshire-bryant.me.uk does not designate permitted sender hosts) Content-Type: multipart/signed; micalg=sha1; boundary="Apple-Mail-FE8E4F69-CB0D-4B00-A874-8A6B22911735"; protocol="application/pkcs7-signature" MIME-Version: 1.0 X-MS-Exchange-CrossTenant-originalarrivaltime: 17 May 2015 20:23:46.8431 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 9151708b-c553-406f-8e56-694f435154a4 X-MS-Exchange-Transport-CrossTenantHeadersStamped: HE1PR07MB0938 X-OriginatorOrg: darbyshire-bryant.me.uk Subject: Re: [Bloat] tc -s qdisc questions 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: Sun, 17 May 2015 20:24:39 -0000 --Apple-Mail-FE8E4F69-CB0D-4B00-A874-8A6B22911735 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable > On 15/05/2015 09:55, Mikael Abrahamsson wrote: >> On Fri, 15 May 2015, Kevin Darbyshire-Bryant wrote: >>=20 >> Ahh! Penny drops, light goes on. Thanks Jonathan & Dave. I thought it w= as some magic the router performed but now I can see how silly my thinking i= s on that. So presumably it would be helpful to enable ecn on the openwrt r= outer box IF that box were producing significant traffic of its own, in addi= tion to all the LAN side boxes? >=20 > Correct. If it for instance was running a http proxy server (and thus term= inating TCP sessions), turning on ECN on the box itself would make sense. Thanks Mikael - some ECN tweakage in progress. I'll see which bits of the I= nternet I use break :-) Kevin --Apple-Mail-FE8E4F69-CB0D-4B00-A874-8A6B22911735 Content-Type: application/pkcs7-signature; name="smime.p7s" Content-Disposition: attachment; filename="smime.p7s" Content-Transfer-Encoding: base64 MIAGCSqGSIb3DQEHAqCAMIACAQExCzAJBgUrDgMCGgUAMIAGCSqGSIb3DQEHAQAAoIIHZDCCB2Aw ggZIoAMCAQICAwptPzANBgkqhkiG9w0BAQUFADCBjDELMAkGA1UEBhMCSUwxFjAUBgNVBAoTDVN0 YXJ0Q29tIEx0ZC4xKzApBgNVBAsTIlNlY3VyZSBEaWdpdGFsIENlcnRpZmljYXRlIFNpZ25pbmcx ODA2BgNVBAMTL1N0YXJ0Q29tIENsYXNzIDEgUHJpbWFyeSBJbnRlcm1lZGlhdGUgQ2xpZW50IENB MB4XDTE0MDcwMzExNTYzOVoXDTE1MDcwNDE3NDI0NVowcTEZMBcGA1UEDRMQNnVTRm9aTFNXdnRo MndrTTEmMCQGA1UEAwwda2V2aW5AZGFyYnlzaGlyZS1icnlhbnQubWUudWsxLDAqBgkqhkiG9w0B CQEWHWtldmluQGRhcmJ5c2hpcmUtYnJ5YW50Lm1lLnVrMIICIjANBgkqhkiG9w0BAQEFAAOCAg8A MIICCgKCAgEA6gmTG5GrfZbpG7WPlUOBwVZHB7XFFNbFmZYO36CelxEFwm9wK5cmO1fgJXZDWOqk Za5VbWGZkhbQ7KK7OXt2dVVpRGAWRG50ee7eY5nxmJmmg83PGLFq+YLFE2vjFfzDR6bgJX/RsIEA kHu0gu5BM5EGQKXwfP8xv2uScYFVw/XN7yuNKdzltu2alTfa4nuUqC4tShH0GwP/1cjz3g6brKA8 GBqugAPNpSxb4AcYtST5UuzPc06FEAl6bw3sUD4qJNYqocGAcF96pkiJ5VVp7nYGiduYi5vP/Wxu ZwiKPnThGT/2zghLDM1fJ/UWgjbvIpaYzF7B25IK5b54PNQk1BZWFoXTIOfAjOzfcoEgYwirh5ic EGyHbAprihDhVS2UfDmc6LnunvxwEJbp1hH66/x+PlGKfMkzS8m6n3Mmd5O0oIttO44nGOXVSihR WPHkgfD7NrL8Y+gYKzT2TBs1t+s0cGitTKTmcRyLQnLsl6PlpCN/+tQWeZoN+Ho64GpUNOPPO5/u Lt1zypzPyMF34r5Tg/p/GzjgBkfImVZS01Zr8qTHV9/sC/8gf8PINTo4/QZOf5LGW/RIft6tXFTj rl2v4XAiy6nrTRc5cR421V8wSsDvaTrOdA1cbb9O9CmpQ94qs/IQsJw7e6HZBh8F8mQBK5lEo3Or alTIr4nf9bMCAwEAAaOCAuMwggLfMAkGA1UdEwQCMAAwCwYDVR0PBAQDAgSwMB0GA1UdJQQWMBQG CCsGAQUFBwMCBggrBgEFBQcDBDAdBgNVHQ4EFgQUoEMk60B4msliau+8csru5KT5idowHwYDVR0j BBgwFoAUU3Ltkpzg2ssBXHx+ljVO8tS4UYIwKAYDVR0RBCEwH4Eda2V2aW5AZGFyYnlzaGlyZS1i cnlhbnQubWUudWswggFMBgNVHSAEggFDMIIBPzCCATsGCysGAQQBgbU3AQIDMIIBKjAuBggrBgEF BQcCARYiaHR0cDovL3d3dy5zdGFydHNzbC5jb20vcG9saWN5LnBkZjCB9wYIKwYBBQUHAgIwgeow JxYgU3RhcnRDb20gQ2VydGlmaWNhdGlvbiBBdXRob3JpdHkwAwIBARqBvlRoaXMgY2VydGlmaWNh dGUgd2FzIGlzc3VlZCBhY2NvcmRpbmcgdG8gdGhlIENsYXNzIDEgVmFsaWRhdGlvbiByZXF1aXJl bWVudHMgb2YgdGhlIFN0YXJ0Q29tIENBIHBvbGljeSwgcmVsaWFuY2Ugb25seSBmb3IgdGhlIGlu dGVuZGVkIHB1cnBvc2UgaW4gY29tcGxpYW5jZSBvZiB0aGUgcmVseWluZyBwYXJ0eSBvYmxpZ2F0 aW9ucy4wNgYDVR0fBC8wLTAroCmgJ4YlaHR0cDovL2NybC5zdGFydHNzbC5jb20vY3J0dTEtY3Js LmNybDCBjgYIKwYBBQUHAQEEgYEwfzA5BggrBgEFBQcwAYYtaHR0cDovL29jc3Auc3RhcnRzc2wu Y29tL3N1Yi9jbGFzczEvY2xpZW50L2NhMEIGCCsGAQUFBzAChjZodHRwOi8vYWlhLnN0YXJ0c3Ns LmNvbS9jZXJ0cy9zdWIuY2xhc3MxLmNsaWVudC5jYS5jcnQwIwYDVR0SBBwwGoYYaHR0cDovL3d3 dy5zdGFydHNzbC5jb20vMA0GCSqGSIb3DQEBBQUAA4IBAQAoWEjziOhx47Qds0Ehm+76qNn/0ALp uuPLqDQhV3/2ZqVONnGuoavyarLoKm5wmO9oTU6QodyWcE02gVgb49b844zK2qS4sSL3HmgKjI+r 3fi+NwD7jDJkx/bVFDUtZLF3QNq+kk1SG6+KdrG1Vd1pLSxhZzQMubl265ix2sucOo3Jkn0wIdWg OPbEr6fvAgequrg3n9o/V/DhPQI6+ZdJnJxnVTpC2VOmattBvI296bHaqDvTFOVGyn2QjeP4m6/v 9D491WSBN4whFtg8ILjegyAwGFXOm+0RRn93FmnSa0mvPO0nP/cM18pkygMgb34EUHlnGfucOEZT iP05qTX8MYIEbzCCBGsCAQEwgZQwgYwxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBM dGQuMSswKQYDVQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWduaW5nMTgwNgYDVQQD Ey9TdGFydENvbSBDbGFzcyAxIFByaW1hcnkgSW50ZXJtZWRpYXRlIENsaWVudCBDQQIDCm0/MAkG BSsOAwIaBQCgggGvMBgGCSqGSIb3DQEJAzELBgkqhkiG9w0BBwEwHAYJKoZIhvcNAQkFMQ8XDTE1 MDUxNzIwMjM0NVowIwYJKoZIhvcNAQkEMRYEFGcfOcw7knpljH8zLN9DBlwQIn2kMIGlBgkrBgEE AYI3EAQxgZcwgZQwgYwxCzAJBgNVBAYTAklMMRYwFAYDVQQKEw1TdGFydENvbSBMdGQuMSswKQYD VQQLEyJTZWN1cmUgRGlnaXRhbCBDZXJ0aWZpY2F0ZSBTaWduaW5nMTgwNgYDVQQDEy9TdGFydENv bSBDbGFzcyAxIFByaW1hcnkgSW50ZXJtZWRpYXRlIENsaWVudCBDQQIDCm0/MIGnBgsqhkiG9w0B CRACCzGBl6CBlDCBjDELMAkGA1UEBhMCSUwxFjAUBgNVBAoTDVN0YXJ0Q29tIEx0ZC4xKzApBgNV BAsTIlNlY3VyZSBEaWdpdGFsIENlcnRpZmljYXRlIFNpZ25pbmcxODA2BgNVBAMTL1N0YXJ0Q29t IENsYXNzIDEgUHJpbWFyeSBJbnRlcm1lZGlhdGUgQ2xpZW50IENBAgMKbT8wDQYJKoZIhvcNAQEB BQAEggIAvTX+34Q7K2PYn9E9JVKoXRbZgk5Uqo0FZ5kEEZGsIp8Nwhv0XP0DyFoep7WDS0nRgIgW VRdYjGWW1BgUkHHbYnW9vcFQ8Gamh/JwSH1eZ7oQgjN5Ly1cigB7ftdQR5ZYm4uo7wDiwXb659vm hrjvhf8GS6IhRatLm+r0PMZ4GYiE/Gp/focDBAfIm6urY5324zuGEWlds5rRUXhkbXxlkCLeBaiV 9/07wbvBQ4TgR1m9nmPvVkTTDKtZCEWVFIV78tn2FybkZjaYErwXmpb6/ob6D0sZD6eRJKIx/2G9 yS7sLCqUgjkRKxx/HMT/mMlUpFEfGVqLMTQi4toJckg3slusItG70jHxDd9x5HeL++MsIdIDhEOW 4uLuLVyegHuipEiv+kckxFDqoSAu57CqG/mE4YX7Leyd7SXs/nIFf1SA81XjMUZ41XAYP/of/wdt 2q0ZjwaEesCF007r4IKdqJSKctOVSO69Pw/Hb8/EKoSAF3a45ixgvmGltrxUfAcOVgut3PE/uzC2 c/bqRfN7ja3E69T/q7jzCGe3NToUYrkxMSNmLg0YpPqP9zn9/Cajvk86JTTqo1H+MXOhAIsmLB+8 J1az8lah2m8c3WqItyI8pxsPgrsobqBi27TTbZ91Kl6SJkw78/VdYTSZ4aoU/ZbKZNwo/YOyLfza oTgyVoUAAAAAAAA= --Apple-Mail-FE8E4F69-CB0D-4B00-A874-8A6B22911735--