From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga04.intel.com (mga04.intel.com [192.55.52.120]) by dpdk.org (Postfix) with ESMTP id 2C23A2B96 for ; Mon, 11 Apr 2016 23:01:16 +0200 (CEST) Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by fmsmga104.fm.intel.com with ESMTP; 11 Apr 2016 14:00:59 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.24,470,1455004800"; d="scan'208";a="956482068" Received: from irsmsx153.ger.corp.intel.com ([163.33.192.75]) by fmsmga002.fm.intel.com with ESMTP; 11 Apr 2016 14:00:58 -0700 Received: from irsmsx111.ger.corp.intel.com (10.108.20.4) by IRSMSX153.ger.corp.intel.com (163.33.192.75) with Microsoft SMTP Server (TLS) id 14.3.248.2; Mon, 11 Apr 2016 22:00:57 +0100 Received: from irsmsx108.ger.corp.intel.com ([169.254.11.238]) by irsmsx111.ger.corp.intel.com ([169.254.2.16]) with mapi id 14.03.0248.002; Mon, 11 Apr 2016 22:00:57 +0100 From: "Dumitrescu, Cristian" To: Sridhar.V.Iyer , "dev@dpdk.org" Thread-Topic: [dpdk-dev] Packet drops at lower tc transmit-rates. Thread-Index: AQHRkQMtrnF4K0f7f0ihBMopieBlAJ+FR17g Date: Mon, 11 Apr 2016 21:00:56 +0000 Message-ID: <3EB4FA525960D640B5BDFFD6A3D89126479A0AF8@IRSMSX108.ger.corp.intel.com> References: In-Reply-To: Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiODM4YjRlZDItZDNhMC00Y2QyLTgxNmQtMzBlZWU0Njc5YjEzIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX0lDIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE1LjkuNi42IiwiVHJ1c3RlZExhYmVsSGFzaCI6InU2WGVUM3BVZWlVdnVESzRlQUtmVU5XUHdcL3JGTWRkYVRlT3BQamo3MnRzPSJ9 x-ctpclassification: CTP_IC x-originating-ip: [163.33.239.180] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: Re: [dpdk-dev] Packet drops at lower tc transmit-rates. X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: patches and discussions about DPDK List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 11 Apr 2016 21:01:16 -0000 DQoNCj4gLS0tLS1PcmlnaW5hbCBNZXNzYWdlLS0tLS0NCj4gRnJvbTogZGV2IFttYWlsdG86ZGV2 LWJvdW5jZXNAZHBkay5vcmddIE9uIEJlaGFsZiBPZiBTcmlkaGFyLlYuSXllcg0KPiBTZW50OiBU aHVyc2RheSwgQXByaWwgNywgMjAxNiA4OjI0IFBNDQo+IFRvOiBkZXZAZHBkay5vcmcNCj4gU3Vi amVjdDogW2RwZGstZGV2XSBQYWNrZXQgZHJvcHMgYXQgbG93ZXIgdGMgdHJhbnNtaXQtcmF0ZXMu DQo+IA0KPiBIaSBhbGwsDQo+IA0KPiBXZSBhcmUgdXNpbmcgRFBESyAxLjcgaW4gb3VyIGFwcGxp Y2F0aW9uLg0KPiBXZSBhcmUgcnVubmluZyBpbnRvIGFuIGlzc3VlIHdoZXJlIGEgbG93ZXIgdHJh bnNtaXQtcmF0ZSBjb25maWd1cmVkIGF0IHRoZQ0KPiB0cmFmZmljIGNsYXNzIG9mIGEgc3VicG9y dCBpcyBjYXVzaW5nIGNvbXBsZXRlIHBhY2tldCBkcm9wcy4NCj4gSGVyZSBhcmUgZmV3IHBhcmFt ZXRlcnMgdG8gY2xlYXIgdXAgc29tZSBjb250ZXh0Og0KPiANCj4gUGFja2V0IGxlbmd0aCAgICAg ICAgICAgICAgPSA3MjggYnl0ZQ0KPiBQb3J0IHJhdGUgICAgICAgICAgICAgICAgICAgICAgPSAx R2JwcyAgICAgICA9IDEyNTAwMDAwIGJ5dGVzL3MNCj4gU3VicG9ydCB0Y19wZXJpb2QgICAgICAg PSAxMCBtcw0KPiBDb25maWd1cmVkIFRDMCByYXRlICAgPSA1MDAga2JwcyAgID0gNjI1MDAgYnl0 ZXMvcw0KPiANCj4gVGhpcyBtZWFucyB0aGF0IGZvciB0aGUgZ2l2ZW4gc3VicG9ydCB0YzBfY3Jl ZGl0c19wZXJfcGVyaW9kID0gMTAgKiA2MjUwMCAvDQo+IDEwMDAgPSA2MjUgKGZyb20gcnRlX3Nj aGVkX3N1YnBvcnRfY29uZmlnKQ0KPiANCj4gTm93LCB0aGVyZSBpcyBubyB0b2tlbiBidWNrZXQg YXQgdGhlIHN1YnBvcnQtdGMgbGV2ZWwsIHNvIHRoZXJlIGFyZSBubyBjcmVkaXRzDQo+IHRvIGFj Y3J1ZS4gVGhlIHRjMF9jcmVkaXRzIGFyZSBqdXN0IGluaXRpYWxpemVkIHRvIDYyNS4NCj4gLSBU aGlzIG1lYW5zIHRoYXQgd2XigJlsbCBuZXZlciBoYXZlIOKAnGVub3VnaF9jcmVkaXRz4oCdIGlu DQo+IGdyaW5kZXJfY3JlZGl0c19jaGVjayB0byBwcm9jZXNzIGEgNzI4IGJ5dGUgcGFja2V0Lg0K PiAgICAtIGdyaW5kZXJfc2NoZWR1bGUgd2lsbCB0aGVuIHJldHVybiAwLg0KPiAgICAgIC0gZ3Jp bmRlcl9oYW5kbGUgd2lsbCByZXR1cm4gMC4NCj4gICAgICAgIC0gd2hpY2ggaW1wbGllcyB0aGF0 IHRoZSBydGVfc2NoZWRfcG9ydF9kZXF1ZXVlIHdpbGwgbmV2ZXIgZGVxdWV1ZQ0KPiBhbnkgcGFj a2V0Lg0KPiAtIEFmdGVyIHBvcnQtPnRpbWUgZXhjZWVkcyB0aGUgc3VicG9ydC0+dGNfdGltZSwg dGMwX2NyZWRpdCB3aWxsIGJlIHJlLQ0KPiBpbml0aWFsaXplZCBiYWNrIHRvIDYyNSBhZ2Fpbi4N Cj4gDQo+IElzIHRoaXMgYSBidWcgaW4gdGhlIGxvZ2ljPw0KPiBXaGF0IGFyZSBzb21lIG9mIHRo ZSB2aWFibGUgd29ya2Fyb3VuZHM/DQo+IA0KPiBJcyB0aGlzIGlzc3VlIHRha2VuIGNhcmUgb2Yg aW4gdGhlIGxhdGVyIHJlbGVhc2VzPw0KPiANCj4gUmVnYXJkcywNCj4gU3JpZGhhciBWIEl5ZXIN Cj4gDQo+ICA8aHR0cDovL3d3dy52ZXJzYS1uZXR3b3Jrcy5jb20vPiA8aHR0cDovL3d3dy52ZXJz YS1uZXR3b3Jrcy5jb20vPg0KDQoNCkhpIFNyaWRoYXIsDQoNClRoaXMgY2FzZSBzZWVtcyB0byB0 YWtlIHBsYWNlIG9ubHkgd2hlbiB0aGUgcGlwZSBUQyBpcyBjb25maWd1cmVkIHdpdGggcmVsYXRp dmVseSBsb3cgcmF0ZS4NCg0KT25lIHBvdGVudGlhbCB3b3JrYXJvdW5kIGNvdWxkIGJlIHRvIGRl dGVjdCB0aGUgY2FzZSB3aGVuIHRoZSBwaXBlIFRDIGNyZWRpdHMgcGVyIHBlcmlvZCBpcyBsZXNz IHRoYW4gTVRVIHNpemUgYW5kIGVpdGhlciBmbGFnIGl0IGFzIGVycm9yIG9yIHJvdW5kIHVwIHRo ZSBwaXBlIFRDIGNyZWRpdHMgcGVyIHBlcmlvZCB0byBhdCBsZWFzdCAxeCBNVFU6DQoNCglpZiAo cGlwZV9wYXJhbXMtPnRjX2NyZWRpdHNfcGVyX3BlcmlvZFtpXSA8IE1UVSkgZXJyb3Io4oCmKTsN CglpZiAocGlwZV9wYXJhbXMtPnRjX2NyZWRpdHNfcGVyX3BlcmlvZFtpXSA8IE1UVSkgcGlwZV9w YXJhbXMtPnRjX2NyZWRpdHNfcGVyX3BlcmlvZFtpXSA9IE1UVTsNCg0KQW5vdGhlciBwb3RlbnRp YWwgd29ya2Fyb3VuZCBjb3VsZCBiZSB0byBjaGFuZ2UgdGhlIHBpcGUgVEMgY3JlZGl0IHVwZGF0 ZSBsb2dpYyBmcm9tIHN0cmFpZ2h0Zm9yd2FyZCByZS1pbml0aWFsaXphdGlvbiB0byBhIHNsaWdo dGx5IG1vcmUgdHVuZWQgc3RyYXRlZ3kgdGhhdCwgaW4gc29tZSBjYXNlcywga2VlcHMgc29tZSBv ZiB0aGUgZXhpc3RpbmcgY3JlZGl0cywgc28gdGhhdCB0aGUgZXhpc3RpbmcgY3JlZGl0cyBhcmUg bm90IGNvbXBsZXRlbHkgbG9zdCBidXQgc29tZSBvZiB0aGVtICh2YWx1ZSBjYXBwZWQgdG8gMXgg TVRVKSBhcmUgY2FycmllZCBmb3J3YXJkOg0KDQoJcGlwZS0+dGNfY3JlZGl0c1tpXSA9IChwYXJh bXMtPnRjX2NyZWRpdHNfcGVyX3BlcmlvZFtpXSA8IE1UVSk/DQoJCSgocGlwZS0+dGNfY3JlZGl0 c1tpXSAlIE1UVSkgKyBwYXJhbXMtPnRjX2NyZWRpdHNfcGVyX3BlcmlvZFtpXSkgOiANCgkJcGFy YW1zLT50Y19jcmVkaXRzX3Blcl9wZXJpb2RbaV07DQoNClRoaXMgd291bGQgZ2l2ZSB0aGUgY2hh bmNlIHRvIHRoZSBwaXBlIFRDIGNyZWRpdHMgdG8gYWNjdW11bGF0ZSBhbmQgYmVjb21lIGdyZWF0 ZXIgdGhhbiB0aGUgTVRVIGV2ZXJ5IGZldyBwZXJpb2RzIGFuZCBhIHBhY2tldCB0byBiZSB0cmFu c21pdHRlZCBmb3IgdGhpcyBwaXBlIFRDLiBPZiBjb3Vyc2UsIHRoaXMgc3RyYXRlZ3kgbmVlZHMg dG8gYmUgZnVydGhlciBkZXZlbG9wZWQuDQoNClJlZ2FyZHMsDQpDcmlzdGlhbg0KDQo=