Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx2.netapp.com ([216.240.18.37]:25613 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753282Ab2CLV6A (ORCPT ); Mon, 12 Mar 2012 17:58:00 -0400 From: "Myklebust, Trond" To: Chuck Lever CC: Nikolaus Rath , "linux-nfs@vger.kernel.org" Subject: Re: NFS4 over VPN hangs when connecting > 2 clients Date: Mon, 12 Mar 2012 21:57:59 +0000 Message-ID: <1331589478.12005.13.camel@lade.trondhjem.org> References: <878vj7x6mj.fsf@vostro.rath.org> <87pqchn64e.fsf@inspiron.ap.columbia.edu> <20120312193115.GA7203@fieldses.org> <4F5E5241.7070008@rath.org> <20120312201505.GC7203@fieldses.org> <87mx7lms1y.fsf@inspiron.ap.columbia.edu> <683A9678-14CF-4F27-8CC9-DD569722EE39@oracle.com> <4F5E6CBF.4080608@rath.org> <49F11491-C455-4592-804B-B7AFADB00F43@oracle.com> In-Reply-To: <49F11491-C455-4592-804B-B7AFADB00F43@oracle.com> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gTW9uLCAyMDEyLTAzLTEyIGF0IDE3OjQ2IC0wNDAwLCBDaHVjayBMZXZlciB3cm90ZToNCj4g T24gTWFyIDEyLCAyMDEyLCBhdCA1OjM4IFBNLCBOaWtvbGF1cyBSYXRoIHdyb3RlOg0KPiANCj4g PiBPbiAwMy8xMi8yMDEyIDA1OjI3IFBNLCBDaHVjayBMZXZlciB3cm90ZToNCj4gPj4gDQo+ID4+ IE9uIE1hciAxMiwgMjAxMiwgYXQgNToyNCBQTSwgTmlrb2xhdXMgUmF0aCB3cm90ZToNCj4gPj4g DQo+ID4+PiBBbHJpZ2h0LCBpdCBzZWVtcyB0aGF0IHRoaXMgd2FzIHRoZSBwcm9ibGVtLiBXaXRo IGNvcnJlY3QgY2xpZW50YWRkciwgSQ0KPiA+Pj4gaGF2ZW4ndCBiZWVuIGFibGUgdG8gcHJvZHVj ZSBhbnkgZnJlZXplcyBmb3IgdGhlIGxhc3QgMTUgbWludXRlcw0KPiA+Pj4gKHVzdWFsbHkgaXQg aGFwcGVucyBpbiB+MjAgc2Vjb25kcykuDQo+ID4+PiANCj4gPj4+IFRoZSB3ZWlyZCB0aGluZyBp cyB0aGF0IEkgY2Fubm90IHJlcHJvZHVjZSB0aGUgd3JvbmcgY2xpZW50YWRkcg0KPiA+Pj4gYXV0 b2RldGVjdGlvbiB3aGVuIEkgbW91bnQgdGhlIE5GUyB2b2x1bWVzIGZyb20gdGhlIGNvbW1hbmQg bGluZS4gSXQNCj4gPj4+IHNlZW1zIHRvIGhhcHBlbiBvbmx5IHdoZW4gdGhlIG1vdW50aW5nIGlz IGRvbmUgYnkgbW91bnRhbGwgZHVyaW5nIHRoZQ0KPiA+Pj4gYm9vdCBzZXF1ZW5jZS4NCj4gPj4+ IA0KPiA+Pj4gSW4gb3RoZXIgd29yZHMsIHRoaXMgZnN0YWIgZW50cnkgcmVzdWx0cyBpbiBmcmVl emVzIGFuZCBhIGNsaWVudGFkZHIgb2YgMC4wLjAuMDoNCj4gPj4+IA0KPiA+Pj4gc3BpdHplcjov b3B0IC9vcHQgICAgICAgIG5mczQgICAgYmcgMCAgMA0KPiA+Pj4gDQo+ID4+PiBXaGlsZSB0aGlz IG9uZSwgZm9sbG93ZWQgYnkgYSAibW91bnQgL29wdCIgb24gdGhlIGNvbnNvbGUgYXMgc29vbiBh cyBJJ20NCj4gPj4+IGFibGUgdG8gbG9nIGluLCB3b3JrcyBqdXN0IGZpbmUgKGFuZCBoYXMgYSBj b3JyZWN0IGNsaWVudGFkZHIpOg0KPiA+Pj4gDQo+ID4+PiBzcGl0emVyOi9vcHQgL29wdCAgICAg ICAgbmZzNCAgICBub2F1dG8gMCAgMA0KPiA+PiANCj4gPj4gVGhhdCdzIGFsbW9zdCBjZXJ0YWlu bHkgYmVjYXVzZSBuZXR3b3JraW5nIGlzbid0IHVwIGR1cmluZyBib290LiAgVGhlICJiZyIgb3B0 aW9uIGtlZXBzIHRyeWluZyB0aGUgbW91bnQgdW50aWwgaXQgc3VjY2VlZHMsIGJ1dCB0aGUgc3lz dGVtIHN0YXJ0ZWQgdGhlIG1vdW50IHByb2Nlc3MgYmVmb3JlIHRoZXJlIHdhcyBhIHNvdXJjZSBh ZGRyZXNzIG9uIHRoZSBzeXN0ZW0uDQo+ID4gDQo+ID4gT2gsIHNvIHRoZSBjbGllbnRhZGRyIGRl dGVjdGlvbiB0YWtlcyBwbGFjZSBvbmx5IG9uY2UgYXQgdGhlIGJlZ2lubmluZywNCj4gPiBhbmQg aXMgbm90IHJlcGVhdGVkIGlmIHRoZSBtb3VudCBhdHRlbXB0cyBhcmUgcmVwZWF0ZWQ/DQo+ID4g DQo+ID4gVGhpcyB3b3VsZCBleHBsYWluIHdoYXQncyBoYXBwZW5pbmcuIFRoZSBWUE4gaXMgbm90 IHlldCB1cCB3aGVuIHRoZQ0KPiA+IHN5c3RlbSBmaXJzdCBhdHRlbXB0cyB0byBtb3VudCB0aGUg c2hhcmUuDQo+ID4gDQo+ID4gSXMgdGhlcmUgYSByYXRpb25hbGUgYmVoaW5kIHRoaXM/IEl0IHNl ZW1zIHRvIG1lIHRoYXQgaWYgdGhlIG1vdW50IGlzDQo+ID4gcmV0cmllZCwgaXQgd291bGQgYmUg cmVhc29uYWJsZSB0byBleHBlY3QgdGhhdCB0aGUgY2xpZW50YWRkciBkZXRlY3Rpb24NCj4gPiBp cyByZXRyaWVkIGFzIHdlbGwuDQo+IA0KPiBUaGVyZSdzIG5vIHJlYXNvbiBJIGNhbiByZWNhbGwg cmVxdWlyaW5nIHRoYXQgdGhpcyBpcyBkb25lIG9ubHkgb25jZSwgb3RoZXIgdGhhbiBpdCdzIHRo ZSBzaW1wbGVzdCBpbXBsZW1lbnRhdGlvbiBmb3IgbW91bnQubmZzLiAgSGlzdG9yaWNhbGx5LCBO RlMgaXMgZGVwbG95ZWQgb24gc3lzdGVtcyB3aXRoIHN0YXRpYyBuZXR3b3JrIGNvbmZpZ3VyYXRp b25zIHRoYXQgYXJlIHN1cHBvc2VkIHRvIGJlIHNldCB1cCBiZWZvcmUgdGhlIE5GUyB1dGlsaXRp ZXMgY29tZSBpbnRvIHBsYXkuICBBcyBCcnVjZSBzdWdnZXN0ZWQsIHBlcmhhcHMgdGhpcyBkZXNp Z24gYXNzdW1wdGlvbiBuZWVkcyB0byBiZSByZXZpc2l0ZWQuDQo+IA0KPiBJIHN1cHBvc2UgSSBz aG91bGQgZmlsZSBhIGJ1Zy4NCg0KQ29uc2lkZXIgdGhlIHdob2xlICdiZycgb3B0aW9uIHRvIGJl IGEgYnVnIGF0IHRoaXMgcG9pbnQuDQoNCk5vdyB0aGF0IHdlIGhhdmUgd29ya2luZyBhdXRvZnMg c3VwcG9ydCBmb3IgZGlyZWN0IG1vdW50cywgdGhlcmUgaXMgbm8NCnJlYXNvbiB0byBrZWVwIHRo ZSAnYmcnIG1vdW50IG9wdGlvbiBvbiBsaWZlIHN1cHBvcnQgYW55IG1vcmUuDQoNCkNoZWVycw0K ICBUcm9uZA0KLS0gDQpUcm9uZCBNeWtsZWJ1c3QNCkxpbnV4IE5GUyBjbGllbnQgbWFpbnRhaW5l cg0KDQpOZXRBcHANClRyb25kLk15a2xlYnVzdEBuZXRhcHAuY29tDQp3d3cubmV0YXBwLmNvbQ0K DQo=