Return-Path: Received: from mail-sn1nam01on0116.outbound.protection.outlook.com ([104.47.32.116]:20352 "EHLO NAM01-SN1-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1725960AbeIJH7g (ORCPT ); Mon, 10 Sep 2018 03:59:36 -0400 From: Trond Myklebust To: "chuck.lever@oracle.com" CC: "linux-nfs@vger.kernel.org" Subject: Re: [PATCH 0/7] Misc NFS + pNFS performance enhancements Date: Mon, 10 Sep 2018 01:35:24 +0000 Message-ID: <36234cfa0a906b0924b6bee34e245126001010c9.camel@hammerspace.com> References: <20180905192400.107485-1-trond.myklebust@hammerspace.com> <825DAB8C-9E0B-438D-9D36-7F1B188F86AD@oracle.com> <73fe659b96e30e1c1542352be32867a6fb7caa08.camel@hammerspace.com> In-Reply-To: Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gRnJpLCAyMDE4LTA5LTA3IGF0IDExOjQ0IC0wNDAwLCBDaHVjayBMZXZlciB3cm90ZToNCj4g DQo+IENsaWVudDogMTItY29yZSwgdHdvLXNvY2tldCwgNTZHYiBJbmZpbmlCYW5kDQo+IFNlcnZl cjogNC1jb3JlLCBvbmUtc29ja2V0LCA1NkdiIEluZmluaUJhbmQsIHRtcGZzIGV4cG9ydA0KPiAN Cj4gVGVzdDogL3Vzci9iaW4vZmlvIC0tc2l6ZT0xRyAtLWRpcmVjdD0xIC0tcnc9cmFuZHJ3IC0t cmVmaWxsX2J1ZmZlcnMNCj4gLS1ub3JhbmRvbW1hcCAtLXJhbmRyZXBlYXQ9MCAtLWlvZW5naW5l PWxpYmFpbyAtLWJzPThrIC0tcndtaXhyZWFkPTcwIA0KPiAtLWlvZGVwdGg9MTYgLS1udW1qb2Jz PTE2IC0tcnVudGltZT0yNDAgLS1ncm91cF9yZXBvcnRpbmcNCj4gDQo+IE5GU3YzIG9uIFJETUE6 DQo+IFN0b2NrIHY0LjE5LXJjMjoNCj4gCeKAoiByZWFkOiBJT1BTPTEwOWssIEJXPTg0OU1pQi9z ICg4OTBNQi9zKSgxMS4yR2lCLzEzNTA2bXNlYykNCj4gCeKAoiB3cml0ZTogSU9QUz00Ni42aywg Qlc9MzY0TWlCL3MgKDM4Mk1CL3MpKDQ5MTVNaUIvMTM1MDZtc2VjKQ0KPiBUcm9uZCdzIGtlcm5l bCAod2l0aCBmYWlyIHF1ZXVpbmcpOg0KPiAJ4oCiIHJlYWQ6IElPUFM9ODMuMGssIEJXPTY0OU1p Qi9zICg2ODBNQi9zKSgxMS4yR2lCLzE3Njc2bXNlYykNCj4gCeKAoiB3cml0ZTogSU9QUz0zNS42 aywgQlc9Mjc4TWlCL3MgKDI5Mk1CL3MpKDQ5MjFNaUIvMTc2NzZtc2VjKQ0KPiBUcm9uZCdzIGtl cm5lbCAod2l0aG91dCBmYWlyIHF1ZXVpbmcpOg0KPiAJ4oCiIHJlYWQ6IElPUFM9OTAuNWssIEJX PTcwN01pQi9zICg3NDJNQi9zKSgxMS4yR2lCLzE2MjE2bXNlYykNCj4gCeKAoiB3cml0ZTogSU9Q Uz0zOC44aywgQlc9MzAzTWlCL3MgKDMxOE1CL3MpKDQ5MTdNaUIvMTYyMTZtc2VjKQ0KPiANCj4g TkZTdjMgb24gVENQIChJUG9JQik6DQo+IFN0b2NrIHY0LjE5LXJjMjoNCj4gCeKAoiByZWFkOiBJ T1BTPTIzLjhrLCBCVz0xODZNaUIvcyAoMTk1TUIvcykoMTEuMkdpQi82MTYzNW1zZWMpDQo+IAni gKIgd3JpdGU6IElPUFM9MTAuMmssIEJXPTc5LjlNaUIvcyAoODMuOE1CL3MpKDQ5MjNNaUIvNjE2 MzVtc2VjKQ0KPiBUcm9uZCdzIGtlcm5lbCAod2l0aCBmYWlyIHF1ZXVpbmcpOg0KPiAJ4oCiIHJl YWQ6IElPUFM9MjUuOWssIEJXPTIwMk1pQi9zICgyMTJNQi9zKSgxMS4yR2lCLzU2NzEwbXNlYykN Cj4gCeKAoiB3cml0ZTogSU9QUz0xMS4xaywgQlc9ODYuN01pQi9zICg5MC45TUIvcykoNDkxNk1p Qi81NjcxMG1zZWMpDQo+IFRyb25kJ3Mga2VybmVsICh3aXRob3V0IGZhaXIgcXVldWluZyk6DQo+ IAnigKIgcmVhZDogSU9QUz0yNS4waywgQlc9MjAzTWlCL3MgKDIxM01CL3MpKDExLjJHaUIvNTY0 OTJtc2VjKQ0KPiAJ4oCiIHdyaXRlOiBJT1BTPTExLjFrLCBCVz04Ni4wTWlCL3MgKDkxLjJNQi9z KSg0OTE1TWlCLzU2NDkybXNlYykNCj4gDQo+IA0KPiBUZXN0OiAvdXNyL2Jpbi9maW8gLS1zaXpl PTFHIC0tZGlyZWN0PTEgLS1ydz1yYW5kcmVhZCAtLQ0KPiByZWZpbGxfYnVmZmVycyAtLW5vcmFu ZG9tbWFwIC0tcmFuZHJlcGVhdD0wIC0taW9lbmdpbmU9bGliYWlvIC0tYnM9NGsgDQo+IC0tcndt aXhyZWFkPTEwMCAtLWlvZGVwdGg9MTAyNCAtLW51bWpvYnM9MTYgLS1ydW50aW1lPTI0MCAtLQ0K PiBncm91cF9yZXBvcnRpbmcNCj4gDQo+IE5GU3YzIG9uIFJETUE6DQo+IFN0b2NrIHY0LjE5LXJj MjoNCj4gCeKAoiByZWFkOiBJT1BTPTE0OWssIEJXPTU4ME1pQi9zICg2MDhNQi9zKSgxNi4wR2lC LzI4MjQxbXNlYykNCj4gVHJvbmQncyBrZXJuZWwgKHdpdGggZmFpciBxdWV1aW5nKToNCj4gCeKA oiByZWFkOiBJT1BTPTgxLjVrLCBCVz0zMThNaUIvcyAoMzM0TUIvcykoMTYuMEdpQi81MTQ1MG1z ZWMpDQo+IFRyb25kJ3Mga2VybmVsICh3aXRob3V0IGZhaXIgcXVldWluZyk6DQo+IAnigKIgcmVh ZDogSU9QUz04Mi40aywgQlc9MzIyTWlCL3MgKDMzN01CL3MpKDE2LjBHaUIvNTA5MThtc2VjKQ0K PiANCj4gTkZTdjMgb24gVENQIChJUG9JQik6DQo+IFN0b2NrIHY0LjE5LXJjMjoNCj4gCeKAoiBy ZWFkOiBJT1BTPTM3LjJrLCBCVz0xNDVNaUIvcyAoMTUzTUIvcykoMTYuMEdpQi8xMTI2MzBtc2Vj KQ0KPiBUcm9uZCdzIGtlcm5lbCAod2l0aCBmYWlyIHF1ZXVpbmcpOg0KPiAJ4oCiIHJlYWQ6IElP UFM9MjcxNSwgQlc9MTAuNk1pQi9zICgxMS4xTUIvcykoMjU3M01pQi8yNDI1OTRtc2VjKQ0KPiBU cm9uZCdzIGtlcm5lbCAod2l0aG91dCBmYWlyIHF1ZXVpbmcpOg0KPiAJ4oCiIHJlYWQ6IElPUFM9 Mjg2OSwgQlc9MTEuMk1pQi9zICgxMS44TUIvcykoMjcyNE1pQi8yNDI5Nzltc2VjKQ0KPiANCj4g DQo+IFRlc3Q6IC9ob21lL2NlbC9iaW4vaW96b25lIC1NIC1pMCAtczhnIC1yNTEyayAtYXogLUkg LU4NCj4gDQo+IE15IGtlcm5lbDogNC4xOS4wLXJjMi0wMDAyNi1nNTBkNjhhNA0KPiBzeXN0ZW0g Y2FsbCBsYXRlbmNpZXMgaW4gbWljcm9zZWNvbmRzLCBOPTU6DQo+IAnigKIgd3JpdGU6ICAgIG1l YW49NjAyLCBzdGQ9MTMuMA0KPiAJ4oCiIHJld3JpdGU6ICBtZWFuPTU0MSwgc3RkPTE3LjMNCj4g c2VydmVyIHJvdW5kIHRyaXAgbGF0ZW5jeSBpbiBtaWNyb3NlY29uZHMsIE49NToNCj4gCeKAoiBS VFQ6ICAgICAgbWVhbj0zNTQsIHN0ZD0zLjANCj4gDQo+IFRyb25kJ3Mga2VybmVsICh3aXRoIGZh aXIgcXVldWluZyk6DQo+IHN5c3RlbSBjYWxsIGxhdGVuY2llcyBpbiBtaWNyb3NlY29uZHMsIE49 NToNCj4gCeKAoiB3cml0ZTogICAgbWVhbj01NzIsIHN0ZD0xMC42DQo+IAnigKIgcmV3cml0ZTog IG1lYW49NTMzLCBzdGQ9Ny45DQo+IHNlcnZlciByb3VuZCB0cmlwIGxhdGVuY3kgaW4gbWljcm9z ZWNvbmRzLCBOPTU6DQo+IAnigKIgUlRUOiAgICAgIG1lYW49MzUyLCBzdGQ9Mi43DQoNClRoYW5r cyBmb3IgdGVzdGluZyEgSSd2ZSBiZWVuIHNwZW5kaW5nIHRoZSBsYXN0IDMgZGF5cyB0cnlpbmcg dG8gZmlndXJlDQpvdXQgd2h5IHdlJ3JlIHNlZWluZyByZWdyZXNzaW9ucyB3aXRoIFJETUEuIEkg dGhpbmsgSSBoYXZlIGEgZmV3DQpjYW5kaWRhdGVzOg0KDQotIFRoZSBjb25nZXN0aW9uIGNvbnRy b2wgd2FzIGZhaWxpbmcgdG8gd2FrZSB1cCB0aGUgd3JpdGUgbG9jayB3aGVuIHdlDQpxdWV1ZSBh IHJlcXVlc3QgdGhhdCBoYXMgYWxyZWFkeSBiZWVuIGFsbG9jYXRlZCBhIGNvbmdlc3Rpb24gY29u dHJvbA0KY3JlZGl0Lg0KLSBUaGUgbGl2ZWxvY2sgYXZvaWRhbmNlIGNvZGUgaW4geHBydF90cmFu c21pdCgpIHdhcyBjYXVzaW5nIHRoZQ0KcXVldWVpbmcgdG8gYnJlYWsuDQotIEluY29ycmVjdCBy ZXR1cm4gdmFsdWUgcmV0dXJuZWQgYnkgeHBydF90cmFuc21pdCgpIHdoZW4gdGhlIHF1ZXVlIGlz DQplbXB0eSBjYXVzZXMgdGhlIHJlcXVlc3QgdG8gcmV0cnkgd2FpdGluZyBmb3IgdGhlIGxvY2su DQotIEEgcmFjZSBpbiB4cHJ0X3ByZXBhcmVfdHJhbnNtaXQoKSBjb3VsZCBjYXVzZSB0aGUgcmVx dWVzdCB0byB3YWl0IGZvcg0KdGhlIHdyaXRlIGxvY2sgZGVzcGl0ZSBoYXZpbmcgYmVlbiB0cmFu c21pdHRlZCBieSBhbm90aGVyIHJlcXVlc3QuDQotIFRoZSBjaGFuZ2UgdG8gY29udmVydCB0aGUg d3JpdGUgbG9jayBpbnRvIGEgbm9uLXByaW9yaXR5IHF1ZXVlIGFsc28NCmNoYW5nZWQgdGhlIHdh a2UgdXAgY29kZSwgY2F1c2luZyB0aGUgcmVxdWVzdCB0aGF0IGlzIGdyYW50ZWQgdGhlIGxvY2sN CnRvIGJlIHF1ZXVlZCBvbiBycGNpb2QsIGluc3RlYWQgb2Ygb24gdGhlIGxvdy1sYXRlbmN5IHhw cnRpb2QNCndvcmtxdWV1ZS4NCg0KSSd2ZSBmaXhlZCBhbGwgdGhlIGFib3ZlLiBJbiBhZGRpdGlv biwgSSd2ZSB0aWdodGVuZWQgdXAgYSBmZXcgY2FzZXMNCndoZXJlIHdlIHdlcmUgZ3JhYmJpbmcg c3BpbmxvY2tzIHVubmVjZXNzYXJpbHksIGFuZCBJJ3ZlIGNvbnZlcnRlZCB0aGUNCnJlcGx5IGxv b2t1cCB0byB1c2UgYW4gcmJ0cmVlIGluIG9yZGVyIHRvIHJlZHVjZSB0aGUgYW1vdW50IG9mIHRp bWUgd2UNCm5lZWQgdG8gaG9sZCB0aGUgeHBydC0+cXVldWVfbG9jay4NCg0KVGhlIG5ldyBjb2Rl IGhhcyBiZWVuIHJlYmFzZWQgb250byA0LjE5LjAtcmMzLCBhbmQgaXMgbm93IGF2YWlsYWJsZSBv bg0KdGhlICd0ZXN0aW5nJyBicmFuY2guIFdvdWxkIHlvdSBiZSBhYmxlIHRvIGdpdmUgaXQgYW5v dGhlciBxdWljayBzcGluPw0KDQpUaGFua3MhDQogIFRyb25kDQoNCi0tIA0KVHJvbmQgTXlrbGVi dXN0DQpMaW51eCBORlMgY2xpZW50IG1haW50YWluZXIsIEhhbW1lcnNwYWNlDQp0cm9uZC5teWts ZWJ1c3RAaGFtbWVyc3BhY2UuY29tDQoNCg0K