From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by dpdk.org (Postfix) with ESMTP id 0D0362B92 for ; Tue, 28 Aug 2018 23:09:32 +0200 (CEST) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga105.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 28 Aug 2018 14:09:31 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.53,300,1531810800"; d="scan'208";a="68580392" Received: from fmsmsx106.amr.corp.intel.com ([10.18.124.204]) by orsmga007.jf.intel.com with ESMTP; 28 Aug 2018 14:09:22 -0700 Received: from fmsmsx115.amr.corp.intel.com (10.18.116.19) by FMSMSX106.amr.corp.intel.com (10.18.124.204) with Microsoft SMTP Server (TLS) id 14.3.319.2; Tue, 28 Aug 2018 14:09:21 -0700 Received: from fmsmsx117.amr.corp.intel.com ([169.254.3.210]) by fmsmsx115.amr.corp.intel.com ([169.254.4.182]) with mapi id 14.03.0319.002; Tue, 28 Aug 2018 14:09:21 -0700 From: "Wiles, Keith" To: Saber Rezvani CC: Stephen Hemminger , "dev@dpdk.org" Thread-Topic: [dpdk-dev] IXGBE throughput loss with 4+ cores Thread-Index: AQHUPs/QMjQLTF9M/UuTvX3eo9I1kaTVyIsAgAAR14CAACKNgIAAAg4AgAAfgYA= Date: Tue, 28 Aug 2018 21:09:21 +0000 Message-ID: <60BF6874-6CE2-424E-9048-2CF3E8AB6D56@intel.com> References: <74400e6a-91ba-3648-0980-47ceae1089a7@zoho.com> <20180828090142.1262c5ea@shemminger-XPS-13-9360> <9e7b00bb-285b-fe37-f298-6d20d47a77ec@zoho.com> In-Reply-To: <9e7b00bb-285b-fe37-f298-6d20d47a77ec@zoho.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.252.202.10] Content-Type: text/plain; charset="utf-8" Content-ID: <8EFABD1BF9538645A28089966DD157DE@intel.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 Subject: Re: [dpdk-dev] IXGBE throughput loss with 4+ cores X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 28 Aug 2018 21:09:33 -0000 DQoNCj4gT24gQXVnIDI4LCAyMDE4LCBhdCAyOjE2IFBNLCBTYWJlciBSZXp2YW5pIDxpcnNhYmVy QHpvaG8uY29tPiB3cm90ZToNCj4gDQo+IA0KPiANCj4gT24gMDgvMjgvMjAxOCAxMTozOSBQTSwg V2lsZXMsIEtlaXRoIHdyb3RlOg0KPj4gV2hpY2ggdmVyc2lvbiBvZiBQa3RnZW4/IEkganVzdCBw dXNoZWQgYSBwYXRjaCBpbiAzLjUuMyB0byBmaXggYSAgcGVyZm9ybWFuY2UgcHJvYmxlbS4NCj4g SSB1c2UgUGt0Z2VuIHZlcmlvbiAzLjAuMCwgaW5kZWVkIGl0IGlzIE8uayBhcyBmYXIgYXMgSSAg aGF2ZSBvbmUgY29yZS4gKDEwIEdiL3MpIGJ1dCB3aGVuIEkgaW5jcmVhc2UgdGhlIG51bWJlciBv ZiBjb3JlIChvbmUgY29yZSBwZXIgcXVldWUpIHRoZW4gSSBsb29zZSBzb21lIHBlcmZvcm1hbmNl IChyb3VnaGx5IDguNSBHYi9zIGZvciA4LWNvcmUpLiBJbiBteSBzY2VuYXJpbyBQa3RnZW4gc2hv d3MgaXQgaXMgZ2VuZXJhdGluZyBhdCBsaW5lIHJhdGUsIGJ1dCByZWNlaXZpbmcgOC41IEdiL3Mu DQo+IElzIGl0IGJlY2F1c2Ugb2YgUGt0Z2VuPz8/DQoNCk5vcm1hbGx5IFBrdGdlbiBjYW4gcmVj ZWl2ZSBhdCBsaW5lIHJhdGUgdXAgdG8gMTBHIDY0IGJ5dGUgZnJhbWVzLCB3aGljaCBtZWFucyBQ a3RnZW4gc2hvdWxkIG5vdCBiZSB0aGUgcHJvYmxlbS4gWW91IGNhbiB2ZXJpZnkgdGhhdCBieSBs b29waW5nIHRoZSBjYWJsZSBmcm9tIG9uZSBwb3J0IHRvIGFub3RoZXIgb24gdGhlIHBrdGdlbiBt YWNoaW5lIHRvIGNyZWF0ZSBhIGV4dGVybmFsIGxvb3BiYWNrLiBUaGVuIHNlbmQgdHJhZmZpYyB3 aGF0IGV2ZXIgeW91IGNhbiBzZW5kIGZyb20gb25lIHBvcnQgeW91IHNob3VsZCBiZSBhYmxlIHRv IHJlY2VpdmUgdGhvc2UgcGFja2V0cyB1bmxlc3Mgc29tZXRoaW5nIGlzIGNvbmZpZ3VyZWQgd3Jv bmcuDQoNClBsZWFzZSBzZW5kIG1lIHRoZSBjb21tYW5kIGxpbmUgZm9yIHBrdGdlbi4NCg0KDQpJ biBwa3RnZW4gaWYgeW91IGhhdmUgdGhpcyBjb25maWcgLW0g4oCcWzEtNDo1LThdLjDigJ0gdGhl biB5b3UgaGF2ZSA0IGNvcmVzIHNlbmRpbmcgdHJhZmZpYyBhbmQgNCBjb3JlIHJlY2VpdmluZyBw YWNrZXRzLg0KDQpJbiB0aGlzIGNhc2UgdGhlIFRYIGNvcmVzIHdpbGwgYmUgc2VuZGluZyB0aGUg cGFja2V0cyBvbiBhbGwgNCBsY29yZXMgdG8gdGhlIHNhbWUgcG9ydC4gT24gdGhlIHJ4IHNpZGUg eW91IGhhdmUgNCBjb3JlcyBwb2xsaW5nIDQgcnggcXVldWVzLiBUaGUgcnggcXVldWVzIGFyZSBj b250cm9sbGVkIGJ5IFJTUywgd2hpY2ggbWVhbnMgdGhlIFJYIHRyYWZmaWMgNSB0dXBsZXMgaGFz aCBtdXN0IGRpdmlkZSB0aGUgaW5ib3VuZCBwYWNrZXRzIGFjcm9zcyBhbGwgNCBxdWV1ZXMgdG8g bWFrZSBzdXJlIGVhY2ggY29yZSBpcyBkb2luZyB0aGUgc2FtZSBhbW91bnQgb2Ygd29yay4gSWYg eW91IGFyZSBzZW5kaW5nIG9ubHkgYSBzaW5nbGUgcGFja2V0IG9uIHRoZSBUeCBjb3JlcyB0aGVu IG9ubHkgb25lIHJ4IHF1ZXVlIGJlIHVzZWQuDQoNCkkgaG9wZSB0aGF0IG1ha2VzIHNlbnNlLg0K DQo+PiANCj4+PiBPbiBBdWcgMjgsIDIwMTgsIGF0IDEyOjA1IFBNLCBTYWJlciBSZXp2YW5pIDxp cnNhYmVyQHpvaG8uY29tPiB3cm90ZToNCj4+PiANCj4+PiANCj4+PiANCj4+PiBPbiAwOC8yOC8y MDE4IDA4OjMxIFBNLCBTdGVwaGVuIEhlbW1pbmdlciB3cm90ZToNCj4+Pj4gT24gVHVlLCAyOCBB dWcgMjAxOCAxNzozNDoyNyArMDQzMA0KPj4+PiBTYWJlciBSZXp2YW5pIDxpcnNhYmVyQHpvaG8u Y29tPiB3cm90ZToNCj4+Pj4gDQo+Pj4+PiBIaSwNCj4+Pj4+IA0KPj4+Pj4gDQo+Pj4+PiBJIGhh dmUgcnVuIG11bHRpX3Byb2Nlc3Mvc3ltbWV0cmljX21wIGV4YW1wbGUgaW4gRFBESyBleGFtcGxl IGRpcmVjdG9yeS4NCj4+Pj4+IEZvciBhIG9uZSBwcm9jZXNzIGl0cyB0aHJvdWdocHV0IGlzIGxp bmUgcmF0ZSBidXQgYXMgSSBpbmNyZWFzZSB0aGUNCj4+Pj4+IG51bWJlciBvZiBjb3JlcyBJIHNl ZSBkZWNyZWFzZSBpbiB0aHJvdWdocHV0LiBGb3IgZXhhbXBsZSwgSWYgdGhlIG51bWJlcg0KPj4+ Pj4gb2YgcXVldWVzIHNldCB0byA0IGFuZCBlYWNoIHF1ZXVlIGFzc2lnbnMgdG8gYSBzaW5nbGUg Y29yZSwgdGhlbiB0aGUNCj4+Pj4+IHRocm91Z2hwdXQgd2lsbCBiZSBzb21ldGhpbmcgYWJvdXQg OS40LiBpZiA4IHF1ZXVlcywgdGhlbiB0aHJvdWdocHV0DQo+Pj4+PiB3aWxsIGJlIDguNS4NCj4+ Pj4+IA0KPj4+Pj4gSSBoYXZlIHJlYWQgdGhlIGZvbGxvd2luZywgYnV0IGl0IHdhcyBub3QgY29u dmluY2luZy4NCj4+Pj4+IA0KPj4+Pj4gaHR0cDovL21haWxzLmRwZGsub3JnL2FyY2hpdmVzL2Rl di8yMDE1LU9jdG9iZXIvMDI0OTYwLmh0bWwNCj4+Pj4+IA0KPj4+Pj4gDQo+Pj4+PiBJIGFtIGVh Z2VybHkgbG9va2luZyBmb3J3YXJkIHRvIGhlYXJpbmcgZnJvbSB5b3UsIGFsbC4NCj4+Pj4+IA0K Pj4+Pj4gDQo+Pj4+PiBCZXN0IHdpc2hlcywNCj4+Pj4+IA0KPj4+Pj4gU2FiZXINCj4+Pj4+IA0K Pj4+Pj4gDQo+Pj4+IE5vdCBjb21wbGV0ZWx5IHN1cnByaXNpbmcuIElmIHlvdSBoYXZlIG1vcmUg Y29yZXMgdGhhbiBwYWNrZXQgbGluZSByYXRlDQo+Pj4+IHRoZW4gdGhlIG51bWJlciBvZiBwYWNr ZXRzIHJldHVybmVkIGZvciBlYWNoIGNhbGwgdG8gcnhfYnVyc3Qgd2lsbCBiZSBsZXNzLg0KPj4+ PiBXaXRoIGxhcmdlIG51bWJlciBvZiBjb3JlcywgbW9zdCBvZiB0aGUgdGltZSB3aWxsIGJlIHNw ZW50IGRvaW5nIHJlYWRzIG9mDQo+Pj4+IFBDSSByZWdpc3RlcnMgZm9yIG5vIHBhY2tldHMhDQo+ Pj4gSW5kZWVkIHBrdGdlbiBzYXlzIGl0IGlzIGdlbmVyYXRpbmcgdHJhZmZpYyBhdCBsaW5lIHJh dGUsIGJ1dCByZWNlaXZpbmcgbGVzcyB0aGFuIDEwIEdiL3MuIFNvLCBpdCB0aGF0IGNhc2UgdGhl cmUgc2hvdWxkIGJlIHNvbWV0aGluZyB0aGF0IGNhdXNlcyB0aGUgcmVkdWN0aW9uIGluIHRocm91 Z2hwdXQgOigNCj4+PiANCj4+PiANCj4+IFJlZ2FyZHMsDQo+PiBLZWl0aA0KPj4gDQo+IA0KPiAN Cj4gDQoNClJlZ2FyZHMsDQpLZWl0aA0KDQo=