Return-Path: Received: from us-smtp-delivery-194.mimecast.com ([63.128.21.194]:32793 "EHLO us-smtp-delivery-194.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932314AbdERPE6 (ORCPT ); Thu, 18 May 2017 11:04:58 -0400 From: Trond Myklebust To: "stefanha@redhat.com" , "chuck.lever@oracle.com" CC: "bfields@fieldses.org" , "bfields@redhat.com" , "SteveD@redhat.com" , "linux-nfs@vger.kernel.org" Subject: Re: EXCHANGE_ID with same network address but different server owner Date: Thu, 18 May 2017 15:04:50 +0000 Message-ID: <1495119887.11859.1.camel@primarydata.com> References: <20170512132721.GA654@stefanha-x1.localdomain> <20170512143410.GC17983@parsley.fieldses.org> <1494601295.10434.1.camel@primarydata.com> <021509A5-FA89-4289-B190-26DC317A09F6@oracle.com> <20170515144306.GB16013@stefanha-x1.localdomain> <20170515160248.GD9697@parsley.fieldses.org> <20170516131142.GA12711@fieldses.org> <20170518133441.GC4155@stefanha-x1.localdomain> In-Reply-To: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gVGh1LCAyMDE3LTA1LTE4IGF0IDEwOjI4IC0wNDAwLCBDaHVjayBMZXZlciB3cm90ZToNCj4g PiBPbiBNYXkgMTgsIDIwMTcsIGF0IDk6MzQgQU0sIFN0ZWZhbiBIYWpub2N6aSA8c3RlZmFuaGFA cmVkaGF0LmNvbT4NCj4gPiB3cm90ZToNCj4gPiANCj4gPiBPbiBUdWUsIE1heSAxNiwgMjAxNyBh dCAwOToxMTo0MkFNIC0wNDAwLCBKLiBCcnVjZSBGaWVsZHMgd3JvdGU6DQo+ID4gPiBJIHRoaW5r IHlvdSBleHBsYWluZWQgdGhpcyBiZWZvcmUsIHBlcmhhcHMgeW91IGNvdWxkIGp1c3Qgb2ZmZXIg YQ0KPiA+ID4gcG9pbnRlcjogcmVtaW5kIHVzIHdoYXQgeW91ciByZXF1aXJlbWVudHMgb3IgdXNl IGNhc2VzIGFyZQ0KPiA+ID4gZXNwZWNpYWxseQ0KPiA+ID4gZm9yIFZNIG1pZ3JhdGlvbj8NCj4g PiANCj4gPiBUaGUgTkZTIG92ZXIgQUZfVlNPQ0sgY29uZmlndXJhdGlvbiBpczoNCj4gPiANCj4g PiBBIGd1ZXN0IHJ1bm5pbmcgb24gaG9zdCBtb3VudHMgYW4gTkZTIGV4cG9ydCBmcm9tIHRoZSBo b3N0LsKgwqBUaGUNCj4gPiBORlMNCj4gPiBzZXJ2ZXIgbWF5IGJlIGtlcm5lbCBuZnNkIG9yIGFu IE5GUyBmcm9udGVuZCB0byBhIGRpc3RyaWJ1dGVkDQo+ID4gc3RvcmFnZQ0KPiA+IHN5c3RlbSBs aWtlIENlcGguwqDCoEEgbGl0dGxlIG1vcmUgYWJvdXQgdGhlc2UgY2FzZXMgYmVsb3cuDQo+ID4g DQo+ID4gS2VybmVsIG5mc2QgaXMgdXNlZnVsIGZvciBzaGFyaW5nIGZpbGVzLsKgwqBGb3IgZXhh bXBsZSwgdGhlIGd1ZXN0DQo+ID4gbWF5DQo+ID4gcmVhZCBzb21lIGZpbGVzIGZyb20gdGhlIGhv c3Qgd2hlbiBpdCBsYXVuY2hlcyBhbmQvb3IgaXQgbWF5IHdyaXRlDQo+ID4gb3V0DQo+ID4gcmVz dWx0IGZpbGVzIHRvIHRoZSBob3N0IHdoZW4gaXQgc2h1dHMgZG93bi7CoMKgVGhlIHVzZXIgbWF5 IGFsc28NCj4gPiB3aXNoIHRvDQo+ID4gc2hhcmUgdGhlaXIgaG9tZSBkaXJlY3RvcnkgYmV0d2Vl biB0aGUgZ3Vlc3QgYW5kIHRoZSBob3N0Lg0KPiA+IA0KPiA+IE5GUyBmcm9udGVuZHMgYXJlIGEg ZGlmZmVyZW50IHVzZSBjYXNlLsKgwqBUaGV5IGhpZGUgZGlzdHJpYnV0ZWQNCj4gPiBzdG9yYWdl DQo+ID4gc3lzdGVtcyBmcm9tIGd1ZXN0cyBpbiBjbG91ZCBlbnZpcm9ubWVudHMuwqDCoFRoaXMg d2F5IGd1ZXN0cyBkb24ndA0KPiA+IHNlZQ0KPiA+IHRoZSBkZXRhaWxzIG9mIHRoZSBDZXBoLCBH bHVzdGVyLCBldGMgbm9kZXMuwqDCoEJlc2lkZXMgYmVuZWZpdGluZw0KPiA+IHNlY3VyaXR5IGl0 IGFsc28gYWxsb3dzIE5GUy1jYXBhYmxlIGd1ZXN0cyB0byBydW4gd2l0aG91dA0KPiA+IGluc3Rh bGxpbmcNCj4gPiBzcGVjaWZpYyBkcml2ZXJzIGZvciB0aGUgZGlzdHJpYnV0ZWQgc3RvcmFnZSBz eXN0ZW0uwqDCoFRoaXMgdXNlIGNhc2UNCj4gPiBpcw0KPiA+ICJmaWxlc3lzdGVtIGFzIGEgc2Vy dmljZSIuDQo+ID4gDQo+ID4gVGhlIHJlYXNvbiBmb3IgdXNpbmcgQUZfVlNPQ0sgaW5zdGVhZCBv ZiBUQ1AvSVAgaXMgdGhhdCB0cmFkaXRpb25hbA0KPiA+IG5ldHdvcmtpbmcgY29uZmlndXJhdGlv biBpcyBmcmFnaWxlLsKgwqBBdXRvbWF0aWNhbGx5IGFkZGluZyBhDQo+ID4gZGVkaWNhdGVkDQo+ ID4gTklDIHRvIHRoZSBndWVzdCBhbmQgY2hvb3NpbmcgYW4gSVAgc3VibmV0IGhhcyBhIGhpZ2gg Y2hhbmNlIG9mDQo+ID4gY29uZmxpY3RzIChzdWJuZXQgY29sbGlzaW9ucywgbmV0d29yayBpbnRl cmZhY2UgbmFtaW5nLCBmaXJld2FsbA0KPiA+IHJ1bGVzLA0KPiA+IG5ldHdvcmsgbWFuYWdlbWVu dCB0b29scykuwqDCoEFGX1ZTT0NLIGlzIGEgemVyby1jb25maWd1cmF0aW9uDQo+ID4gY29tbXVu aWNhdGlvbnMgY2hhbm5lbCBzbyBpdCBhdm9pZHMgdGhlc2UgcHJvYmxlbXMuDQo+ID4gDQo+ID4g T24gdG8gbWlncmF0aW9uLsKgwqBGb3IgdGhlIG1vc3QgcGFydCwgZ3Vlc3RzIGNhbiBiZSBsaXZl IG1pZ3JhdGVkDQo+ID4gYmV0d2Vlbg0KPiA+IGhvc3RzIHdpdGhvdXQgc2lnbmlmaWNhbnQgZG93 bnRpbWUgb3IgbWFudWFsIHN0ZXBzLsKgwqBQQ0kNCj4gPiBwYXNzdGhyb3VnaCBpcw0KPiA+IGFu IGV4YW1wbGUgb2YgYSBmZWF0dXJlIHRoYXQgbWFrZXMgaXQgdmVyeSBoYXJkIHRvIGxpdmUgbWln cmF0ZS7CoMKgSQ0KPiA+IGhvcGUNCj4gPiB3ZSBjYW4gYWxsb3cgbWlncmF0aW9uIHdpdGggTkZT LCBhbHRob3VnaCBzb21lIGxpbWl0YXRpb25zIG1heSBiZQ0KPiA+IG5lY2Vzc2FyeSB0byBtYWtl IGl0IGZlYXNpYmxlLg0KPiA+IA0KPiA+IFRoZXJlIGFyZSB0d28gTkZTIG92ZXIgQUZfVlNPQ0sg bWlncmF0aW9uIHNjZW5hcmlvczoNCj4gPiANCj4gPiAxLiBUaGUgZmlsZXMgbGl2ZSBvbiBob3N0 IEgxIGFuZCBob3N0IEgyIGNhbm5vdCBhY2Nlc3MgdGhlIGZpbGVzDQo+ID4gwqAgZGlyZWN0bHku wqDCoFRoZXJlIGlzIG5vIHdheSBmb3IgYW4gTkZTIHNlcnZlciBvbiBIMiB0byBhY2Nlc3MNCj4g PiB0aG9zZQ0KPiA+IMKgIHNhbWUgZmlsZXMgdW5sZXNzIHRoZSBkaXJlY3RvcnkgaXMgY29waWVk IGFsb25nIHdpdGggdGhlIGd1ZXN0IG9yDQo+ID4gSDINCj4gPiDCoCBwcm94aWVzIHRvIHRoZSBO RlMgc2VydmVyIG9uIEgxLg0KPiANCj4gSGF2aW5nIG1hbmFnZWQgKGFuZCBzaGFyZWQpIHN0b3Jh Z2Ugb24gdGhlIHBoeXNpY2FsIGhvc3QgaXMNCj4gYXdrd2FyZC4gSSBrbm93IHNvbWUgY2xvdWQg cHJvdmlkZXJzIG1pZ2h0IGRvIHRoaXMgdG9kYXkgYnkNCj4gY29weWluZyBndWVzdCBkaXNrIGlt YWdlcyBkb3duIHRvIHRoZSBob3N0J3MgbG9jYWwgZGlzaywgYnV0DQo+IGdlbmVyYWxseSBpdCdz IG5vdCBhIGZsZXhpYmxlIHByaW1hcnkgZGVwbG95bWVudCBjaG9pY2UuDQo+IA0KPiBUaGVyZSdz IG5vIGdvb2Qgd2F5IHRvIGV4cGFuZCBvciByZXBsaWNhdGUgdGhpcyBwb29sIG9mDQo+IHN0b3Jh Z2UuIEEgYmFja3VwIHNjaGVtZSB3b3VsZCBuZWVkIHRvIGFjY2VzcyBhbGwgcGh5c2ljYWwNCj4g aG9zdHMuIEFuZCB0aGUgZmlsZXMgYXJlIHZpc2libGUgb25seSBvbiBzcGVjaWZpYyBob3N0cy4N Cj4gDQo+IElNTyB5b3Ugd2FudCB0byB0cmVhdCBsb2NhbCBzdG9yYWdlIG9uIGVhY2ggcGh5c2lj YWwgaG9zdCBhcw0KPiBhIGNhY2hlIHRpZXIgcmF0aGVyIHRoYW4gYXMgYSBiYWNrLWVuZCB0aWVy Lg0KPiANCj4gDQo+ID4gMi4gVGhlIGZpbGVzIGFyZSBhY2Nlc3NpYmxlIGZyb20gYm90aCBob3N0 IEgxIGFuZCBob3N0IEgyIGJlY2F1c2UNCj4gPiB0aGV5DQo+ID4gwqAgYXJlIG9uIHNoYXJlZCBz dG9yYWdlIG9yIGRpc3RyaWJ1dGVkIHN0b3JhZ2Ugc3lzdGVtLsKgwqBIZXJlIHRoZQ0KPiA+IMKg IHByb2JsZW0gaXMgImp1c3QiIG1pZ3JhdGluZyB0aGUgc3RhdGUgZnJvbSBIMSdzIE5GUyBzZXJ2 ZXIgdG8gSDINCj4gPiBzbw0KPiA+IMKgIHRoYXQgZmlsZSBoYW5kbGVzIHJlbWFpbiB2YWxpZC4N Cj4gDQo+IEVzc2VudGlhbGx5IHRoaXMgaXMgdGhlIHJlLWV4cG9ydCBjYXNlLCBhbmQgdGhpcyBt YWtlcyBhIGxvdA0KPiBtb3JlIHNlbnNlIHRvIG1lIGZyb20gYSBzdG9yYWdlIGFkbWluaXN0cmF0 aW9uIHBvaW50IG9mIHZpZXcuDQo+IA0KPiBUaGUgcG9vbCBvZiBhZG1pbmlzdGVyZWQgc3RvcmFn ZSBpcyBub3QgbG9jYWwgdG8gdGhlIHBoeXNpY2FsDQo+IGhvc3RzIHJ1bm5pbmcgdGhlIGd1ZXN0 cywgd2hpY2ggaXMgaG93IEkgdGhpbmsgY2xvdWQgcHJvdmlkZXJzDQo+IHdvdWxkIHByZWZlciB0 byBvcGVyYXRlLg0KPiANCj4gVXNlciBzdG9yYWdlIHdvdWxkIGJlIGFjY2Vzc2libGUgdmlhIGFu IE5GUyBzaGFyZSwgYnV0IG1hbmFnZWQNCj4gaW4gYSBDZXBoIG9iamVjdCAod2l0aCByZWR1bmRh bmN5LCBhIGNvbW1vbiBoaWdoIHRocm91Z2hwdXQNCj4gYmFja3VwIGZhY2lsaXR5LCBhbmQgc2Vj dXJlIGNlbnRyYWwgbWFuYWdlbWVudCBvZiB1c2VyDQo+IGlkZW50aXRpZXMpLg0KPiANCj4gRWFj aCBob3N0J3MgTkZTIHNlcnZlciBjb3VsZCBiZSBjb25maWd1cmVkIHRvIGV4cG9zZSBvbmx5IHRo ZQ0KPiB0aGUgY2xvdWQgc3RvcmFnZSByZXNvdXJjZXMgZm9yIHRoZSB0ZW5hbnRzIG9uIHRoYXQg aG9zdC4gVGhlDQo+IGJhY2stZW5kIHN0b3JhZ2UgKGllLCBDZXBoKSBjb3VsZCBvcGVyYXRlIG9u IGEgcHJpdmF0ZSBzdG9yYWdlDQo+IGFyZWEgbmV0d29yayBmb3IgYmV0dGVyIHNlY3VyaXR5Lg0K PiANCj4gVGhlIG9ubHkgbWlzc2luZyBwaWVjZSBoZXJlIGlzIHN1cHBvcnQgaW4gTGludXgtYmFz ZWQgTkZTDQo+IHNlcnZlcnMgZm9yIHRyYW5zcGFyZW50IHN0YXRlIG1pZ3JhdGlvbi4NCg0KTm90 IHJlYWxseS4gSW4gYSBjb250YWluZXJpc2VkIHdvcmxkLCB3ZSdyZSBnb2luZyB0byBzZWUgbW9y ZSBhbmQgbW9yZQ0KY2FzZXMgd2hlcmUganVzdCBhIHNpbmdsZSBwcm9jZXNzL2FwcGxpY2F0aW9u IGdldHMgbWlncmF0ZWQgZnJvbSBvbmUNCk5GUyBjbGllbnQgdG8gYW5vdGhlciAoYW5kIHllcywg YSByZS1leHBvcnRlci9wcm94eSBvZiBORlMgaXMganVzdA0KYW5vdGhlciBjbGllbnQgYXMgZmFy IGFzIHRoZSBvcmlnaW5hbCBzZXJ2ZXIgaXMgY29uY2VybmVkKS4NCklPVzogSSB0aGluayB3ZSB3 YW50IHRvIGFsbG93IGEgY2xpZW50IHRvIG1pZ3JhdGUgc29tZSBwYXJ0cyBvZiBpdHMNCmxvY2sg c3RhdGUgdG8gYW5vdGhlciBjbGllbnQsIHdpdGhvdXQgbmVjZXNzYXJpbHkgcmVxdWlyaW5nIGV2 ZXJ5DQpwcm9jZXNzIGJlaW5nIG1pZ3JhdGVkIHRvIGhhdmUgaXRzIG93biBjbGllbnRpZC4NCg0K SSdtIGluIHRoZSBwcm9jZXNzIG9mIGJ1aWxkaW5nIHVwIGEgbGF1bmRyeSBsaXN0IG9mIHByb2Js ZW1zIHRoYXQgSSdkDQpsaWtlIHRvIHNlZSBzb2x2ZWQgYXMgcGFydCBvZiB0aGUgbmV3IElFVEYg V0cgY2hhcnRlci4gVGhpcyBpcyBvbmUNCmlzc3VlIHRoYXQgSSB0aGluayBzaG91bGQgYmUgb24g dGhhdCBsaXN0Lg0KDQotLSANClRyb25kIE15a2xlYnVzdA0KTGludXggTkZTIGNsaWVudCBtYWlu dGFpbmVyLCBQcmltYXJ5RGF0YQ0KdHJvbmQubXlrbGVidXN0QHByaW1hcnlkYXRhLmNvbQ0K