Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([216.205.24.194]:60075 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753447AbdFWP0D (ORCPT ); Fri, 23 Jun 2017 11:26:03 -0400 From: Trond Myklebust To: "bfields@fieldses.org" CC: "anna.schumaker@netapp.com" , "linux-nfs@vger.kernel.org" Subject: Re: [PATCH RESEND 0/3] Improvements to page writeback commit policy Date: Fri, 23 Jun 2017 15:25:43 +0000 Message-ID: <1498231541.8584.1.camel@primarydata.com> References: <20170620233539.22417-1-trond.myklebust@primarydata.com> <20170623145657.GA31966@fieldses.org> In-Reply-To: <20170623145657.GA31966@fieldses.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gRnJpLCAyMDE3LTA2LTIzIGF0IDEwOjU2IC0wNDAwLCBKLiBCcnVjZSBGaWVsZHMgd3JvdGU6 DQo+IE9uIFR1ZSwgSnVuIDIwLCAyMDE3IGF0IDA3OjM1OjM1UE0gLTA0MDAsIFRyb25kIE15a2xl YnVzdCB3cm90ZToNCj4gPiBUaGUgZm9sbG93aW5nIHBhdGNoZXMgYXJlIGludGVuZGVkIHRvIHNt b290aCBvdXQgdGhlIHBhZ2Ugd3JpdGViYWNrDQo+ID4gcGVyZm9ybWFuY2UgYnkgZW5zdXJpbmcg dGhhdCB3ZSBjb21taXQgdGhlIGRhdGEgZWFybGllciBvbiB0aGUNCj4gPiBzZXJ2ZXIuDQo+IA0K PiBXYXMgdGhlcmUgc29tZSBwYXJ0aWN1bGFyIGJlbmNobWFyayBvciBoYXJkd2FyZSBzZXR1cCB0 aGF0IG1vdGl2YXRlZA0KPiBkb2luZyB0aGlzIG5vdz8NCg0KSSBmaW5hbGx5IGhhZCBlbm91Z2gg ZnJlZSB0aW1lIHRvIHN0dWR5IHRoZSBwcm9ibGVtIG9mIHdoeSBteSBiYWNrdXBzDQpmcm9tIG15 IGxhcHRvcCB0byBteSBOQVMgYmFja3VwIGRldmljZSB0b29rIHNvIGxvbmcgdG8gY29tcGxldGUs IGFuZA0Kd2h5IHRoZSAncnN5bmMnIGJhbmR3aWR0aCBkaXNwbGF5IGlzIHNvIGluY29uc2lzdGVu dC4NCg0KPiANCj4gLS1iLg0KPiANCj4gPiANCj4gPiBXZSBhc3N1bWUgdGhhdCBpZiBzb21ldGhp bmcgaXMgc3RhcnRpbmcgd3JpdGViYWNrIG9uIHRoZSBwYWdlcywNCj4gPiB0aGVuDQo+ID4gdGhh dCBwcm9jZXNzIHdhbnRzIHRvIGNvbW1pdCB0aGUgZGF0YSBhcyBzb29uIGFzIHBvc3NpYmxlLCB3 aGV0aGVyDQo+ID4gaXQNCj4gPiBpcyBhbiBhcHBsaWNhdGlvbiBvciBqdXN0IHRoZSBiYWNrZ3Jv dW5kIGZsdXNoIHByb2Nlc3MuDQo+ID4gV2UgYWxzbyBhc3N1bWUgdGhhdCBmb3Igc3RyZWFtaW5n IHR5cGUgcHJvY2Vzc2VzLCB3ZSBkb24ndCB3YW50IHRvDQo+ID4gcGF1c2UNCj4gPiB0aGUgSS9P IGluIG9yZGVyIHRvIGNvbW1pdCwgc28gd2UgZG9uJ3Qgd2FudCB0byByZWx5IG9uIGEgY291bnRl cg0KPiA+IG9mDQo+ID4gaW4tZmxpZ2h0IEkvTyB0byB0aGUgZW50aXJlIGlub2RlIGdvaW5nIHRv IHplcm8uDQo+ID4gDQo+ID4gV2UgdGhlcmVmb3JlIHNldCB1cCBhIG1vbml0b3IgdGhhdCBjb3Vu dHMgdGhlIG51bWJlciBvZiBpbi1mbGlnaHQNCj4gPiB3cml0ZXMgZm9yIGVhY2ggY2FsbCB0byBu ZnNfd3JpdGVwYWdlcygpLiBPbmNlIGFsbCB0aGUgd3JpdGVzIHRvDQo+ID4gdGhhdA0KPiA+IGNh bGwgdG8gbmZzX3dyaXRlcGFnZXMgaGFzIGNvbXBsZXRlZCwgd2Ugc2VuZCB0aGUgY29tbWl0LiBO b3RlIHRoYXQNCj4gPiB0aGlzDQo+ID4gbWlycm9ycyB0aGUgYmVoYXZpb3VyIGZvciBPX0RJUkVD VCB3cml0ZXMsIHdoZXJlIHdlIHNpbWlsYXJseSB0cmFjaw0KPiA+IHRoZQ0KPiA+IGluLWZsaWdo dCB3cml0ZXMgb24gYSBwZXItY2FsbCBiYXNpcy4NCj4gPiANCj4gPiBUcm9uZCBNeWtsZWJ1c3Qg KDMpOg0KPiA+IMKgIE5GUzogUmVtb3ZlIHVudXNlZCBmaWVsZHMgaW4gdGhlIHBhZ2UgSS9PIHN0 cnVjdHVyZXMNCj4gPiDCoCBORlM6IEVuc3VyZSB3ZSBjb21taXQgYWZ0ZXIgd3JpdGViYWNrIGlz IGNvbXBsZXRlDQo+ID4gwqAgTkZTOiBGaXggY29tbWl0IHBvbGljeSBmb3Igbm9uLWJsb2NraW5n IGNhbGxzIHRvDQo+ID4gbmZzX3dyaXRlX2lub2RlKCkNCj4gPiANCj4gPiDCoGZzL25mcy9wYWdl bGlzdC5jwqDCoMKgwqDCoMKgwqDCoHzCoMKgNSArKy0tDQo+ID4gwqBmcy9uZnMvd3JpdGUuY8Kg wqDCoMKgwqDCoMKgwqDCoMKgwqB8IDU5DQo+ID4gKysrKysrKysrKysrKysrKysrKysrKysrKysr KysrKysrKysrKysrKysrKysrKystDQo+ID4gwqBpbmNsdWRlL2xpbnV4L25mc19wYWdlLmggfMKg wqAyICstDQo+ID4gwqBpbmNsdWRlL2xpbnV4L25mc194ZHIuaMKgwqB8wqDCoDMgKystDQo+ID4g wqA0IGZpbGVzIGNoYW5nZWQsIDY0IGluc2VydGlvbnMoKyksIDUgZGVsZXRpb25zKC0pDQo+ID4g DQo+ID4gLS3CoA0KPiA+IDIuOS40DQo+ID4gDQo+ID4gLS0NCj4gPiBUbyB1bnN1YnNjcmliZSBm cm9tIHRoaXMgbGlzdDogc2VuZCB0aGUgbGluZSAidW5zdWJzY3JpYmUgbGludXgtDQo+ID4gbmZz IiBpbg0KPiA+IHRoZSBib2R5IG9mIGEgbWVzc2FnZSB0byBtYWpvcmRvbW9Admdlci5rZXJuZWwu b3JnDQo+ID4gTW9yZSBtYWpvcmRvbW8gaW5mbyBhdMKgwqBodHRwOi8vdmdlci5rZXJuZWwub3Jn L21ham9yZG9tby1pbmZvLmh0bWwNCj4gDQo+IA0KLS0gDQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4 IE5GUyBjbGllbnQgbWFpbnRhaW5lciwgUHJpbWFyeURhdGENCnRyb25kLm15a2xlYnVzdEBwcmlt YXJ5ZGF0YS5jb20NCg==