From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Koehrer Mathias (ETAS/ESW5)" Subject: AW: Kernel 4.6.7-rt13: Intel Ethernet driver igb causes huge latencies in cyclictest Date: Fri, 23 Sep 2016 06:38:07 +0000 Message-ID: References: <20160922151205.m3cch6re77tox3aw@linutronix.de> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Cc: "linux-rt-users@vger.kernel.org" To: Sebastian Andrzej Siewior Return-path: Received: from smtp6-v.fe.bosch.de ([139.15.237.11]:62825 "EHLO smtp6-v.fe.bosch.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752652AbcIWGiL (ORCPT ); Fri, 23 Sep 2016 02:38:11 -0400 In-Reply-To: <20160922151205.m3cch6re77tox3aw@linutronix.de> Content-Language: de-DE Sender: linux-rt-users-owner@vger.kernel.org List-ID: SGkgU2ViYXN0aWFuLA0KDQp0aGFua3MgZm9yIHRoZSBmZWVkYmFjay4NCj4gPiBJIHJ1biB0aGUg Y3ljbGljdGVzdCB3aXRoIHRoZSBmb2xsb3dpbmcgb3B0aW9uczoNCj4gPiAjIGN5Y2xpY3Rlc3Qg LWEgLWkgMTAwIC1kIDEwIC1tIC1uIC10IC1wIDgwDQo+IA0KPiB0aGVyZSBpcyAtUy4gQW5kIHRo ZW4gMTAwIG1pZ2h0IGJlIGEgbGl0dGxlIHRpZ2h0Lg0KPiANCj4gPiBPZiBjb3Vyc2UgdGhlIDIg bWludXRlcyBydW4tdGltZSBvZiBjeWNsaWN0ZXN0IGlzIG9ubHkgYSByb3VnaCBmaXJzdCBlc3Rp bWF0ZS4NCj4gDQo+IGFuZCB3aXRoIG5vIGxvYWTigKYNCj4gDQo+ID4gT25jZSBJIGNvbmZpZ3Vy ZSBvbmUgb2YgdGhlIGkzNTAgcG9ydHMgIyBpZmNvbmZpZyBldGgyIHVwDQo+ID4gMTkyLjE2OC4x MDAuMTAwIHRoZSBjeWNsaWN0ZXN0IHNob3dzIGRpcmVjdGx5IGFuZCByZXByb2R1Y2libHkNCj4g PiBzaWduaWZpY2FudCBsYXJnZXIgbWF4IGxhdGVuY3kgdmFsdWVzICg0MCBtaWNyb3NlY29uZHMs IHVzaW5nIHRoZSBzYW1lDQo+IGNvbmRpdGlvbnMpLg0KPiA+DQo+ID4NCj4gPiBJIGRpZCB0aGUg dmVyeSBzYW1lIHRlc3Qgd2l0aCBrZXJuZWwgdmVyc2lvbiAzLjE4LjI3LXJ0MjcuDQo+ID4gV2l0 aCB0aGF0IHZlcnNpb24gSSBkaWQgbm90IHNlZSBhbnl0aGluZyBsaWtlIHRoYXQuDQo+ID4NCj4g PiBBbHNvLCBvbmx5IHRoZSBpZ2IgZHJpdmVyIHNlZW1zIHRvIGNhdXNlIHRoZSB0cm91YmxlLiBJ IGhhdmUgYWxzbyBhbg0KPiA+IGUxMDAwZSBiYXNlZCBOSUMgaW4gdGhpcyBQQyBhbmQgdGhlIHVz YWdlIG9mIHRoaXMgZHJpdmVyIGRvZXMgbm90IGFkZCBhbnkNCj4gc2lnbmlmaWNhbnQgbGF0ZW5j eS4NCj4gPg0KPiA+IEFueSBpZGVhIG9uIHRoaXM/DQo+IA0KPiBEb2VzIHRoaXMgYWxzbyBoYXBw ZW4gaWYgeW91IGhhdmUgdGhlIE5JQyB1cCBhbmQgeW91IHBsdWcgaW4gLyBvdXQgdGhlIGNhYmxl PyBUaGVyZQ0KPiBhcmUgdHdvIHRoaW5ncyB0aGF0IGNvbWUgdG8gbWluZDoNCj4gICBodHRwczov L2xrbWwua2VybmVsLm9yZy9yLzE0NDU0NjUyNjgtMTAzNDctMS1naXQtc2VuZC1lbWFpbC0NCj4g am9uYXRoYW4uZGF2aWRAbmkuY29tDQo+ICAgaHR0cHM6Ly9sa21sLmtlcm5lbC5vcmcvci8xNDQ1 ODg2ODk1LTM2OTItMS1naXQtc2VuZC1lbWFpbC1qb3NoY0BuaS5jb20NCg0KVGhpcyBoYXBwZW5z IGV2ZW4gaWYgSSBoYXZlIGRvbmUgImlmY29uZmlnIHVwIiBvbiB0aGUgTklDIHdpdGhvdXQgaGF2 aW5nIGEgY2FibGUgDQpwbHVnZ2VkIGluLiANCkFsc28sIGl0IGhhcHBlbnMgaWYgSSBoYXZlIGEg Y2FibGUgcGx1Z2dlZCBpbiBhbmQgdGhlIGxpbmsgaXMgdXAgYnV0IG5vIHRyYWZmaWMgaXMgcnVu bmluZyANCnZpYSB0aGlzIE5JQyBwb3J0Lg0KSXQgbG9va3MgYXMgaWYgc29sZWx5IHRoZSBjb25m aWd1cmVkIE5JQyBwb3J0IGlzIGNhdXNpbmcgdGhlIGFkZGl0aW9uYWwgbGF0ZW5jeSwgDQpubyBt YXR0ZXIgaWYgdHJhZmZpYyBpcyBmbG93aW5nIHZpYSB0aGlzIE5JQyBvciBub3QgYW5kIG5vIG1h dHRlciBpZiB0aGUgbGluayBpcyB1cCBvciBub3QuDQoNCkkgZGlkIHRoZSBzYW1lIHRlc3Qgd2l0 aCB0aGUga2VybmVsL3J0X3ByZWVtcHQgcGF0Y2ggdmVyc2lvbnMgDQo0LjEuMzMtcnQzNyBhbmQg NC40LjE5LXJ0MjcsIHRoZXkgc2hvdyB0aGUgdmVyeSBzYW1lIGJlaGF2aW9yLg0KSW4gb3Bwb3Np dGUgdG8gdGhhdCwgdGhlIHZlcnNpb24gMy4xOC4yNy1ydDI3IGlzIHdvcmtpbmcgc3RhYmxlIQ0K DQpBcyBtZW50aW9uZWQgYmVmb3JlLCB0aGUgImlnYiIgZHJpdmVyIGlzIGNhdXNpbmcgdGhlIGlz c3VlLiBUaGUgImUxMDAwZSIgZHJpdmVyIHdvcmtzIA0KZmluZS4NCg0KQmVzdCByZWdhcmRzDQoN Ck1hdGhpYXMNCg0K