Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx11.netapp.com ([216.240.18.76]:52377 "EHLO mx11.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752830Ab3IEWH1 (ORCPT ); Thu, 5 Sep 2013 18:07:27 -0400 From: "Myklebust, Trond" To: Quentin Barnes CC: "linux-nfs@vger.kernel.org" Subject: Re: nfs-backed mmap file results in 1000s of WRITEs per second Date: Thu, 5 Sep 2013 22:07:26 +0000 Message-ID: <1378418844.5450.30.camel@leira.trondhjem.org> References: <20130905162110.GA17920@gmail.com> <20130905170303.GB17330@us.ibm.com> <20130905191139.GA20830@gmail.com> <1378411320.5450.27.camel@leira.trondhjem.org> <20130905213649.GA21944@gmail.com> In-Reply-To: <20130905213649.GA21944@gmail.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gVGh1LCAyMDEzLTA5LTA1IGF0IDE2OjM2IC0wNTAwLCBRdWVudGluIEJhcm5lcyB3cm90ZToN Cj4gT24gVGh1LCBTZXAgMDUsIDIwMTMgYXQgMDg6MDI6MDFQTSArMDAwMCwgTXlrbGVidXN0LCBU cm9uZCB3cm90ZToNCj4gPiBPbiBUaHUsIDIwMTMtMDktMDUgYXQgMTQ6MTEgLTA1MDAsIFF1ZW50 aW4gQmFybmVzIHdyb3RlOg0KPiA+ID4gT24gVGh1LCBTZXAgMDUsIDIwMTMgYXQgMTI6MDM6MDNQ TSAtMDUwMCwgTWFsYWhhbCBOYWluZW5pIHdyb3RlOg0KPiA+ID4gPiBOZWlsIEJyb3duIHBvc3Rl ZCBhIHBhdGNoIGNvdXBsZSBkYXlzIGFnbyBmb3IgdGhpcyENCj4gPiA+ID4gDQo+ID4gPiA+IGh0 dHA6Ly90aHJlYWQuZ21hbmUub3JnL2dtYW5lLmxpbnV4Lm5mcy81ODQ3Mw0KPiA+ID4gDQo+ID4g PiBJIHRyaWVkIE5laWwncyBwYXRjaCBvbiBhIHYzLjExIGtlcm5lbC4gIFRoZSByZWJ1aWx0IGtl cm5lbCBzdGlsbA0KPiA+ID4gZXhoaWJpdGVkIHRoZSBzYW1lIDEwMDBzIG9mIFdSSVRFcy9zZWMg cHJvYmxlbS4NCj4gPiA+IA0KPiA+ID4gQW55IG90aGVyIGlkZWFzPw0KPiA+IA0KPiA+IFllcy4g UGxlYXNlIHRyeSB0aGUgYXR0YWNoZWQgcGF0Y2guDQo+IA0KPiBHcmVhdCEgIFRoYXQgZGlkIHRo ZSB0cmljayENCj4gDQo+IERvIHlvdSBmZWVsIHRoaXMgcGF0Y2ggY291bGQgYmUgd29ydGh5IG9m IHB1c2hpbmcgaXQgdXBzdHJlYW0gaW4gaXRzDQo+IGN1cnJlbnQgc3RhdGUgb3Igd2FzIGl0IGp1 c3QgdG8gdmVyaWZ5IGEgdGhlb3J5Pw0KDQpJdCBzaG91bGQgYmUgc2FmZSB0byBtZXJnZSB0aGlz LiBJdCBpcyBhIHZhbGlkIG9wdGltaXNhdGlvbiBpbiB0aGUgY2FzZQ0Kd2hlcmUgdGhlcmUgYXJl IG5vIGxvY2tzIGFwcGxpZWQuDQoNCi0tIA0KVHJvbmQgTXlrbGVidXN0DQpMaW51eCBORlMgY2xp ZW50IG1haW50YWluZXINCg0KTmV0QXBwDQpUcm9uZC5NeWtsZWJ1c3RAbmV0YXBwLmNvbQ0Kd3d3 Lm5ldGFwcC5jb20NCg==