Return-Path: linux-nfs-owner@vger.kernel.org Received: from mx2.netapp.com ([216.240.18.37]:35233 "EHLO mx2.netapp.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751577Ab2IKWR1 (ORCPT ); Tue, 11 Sep 2012 18:17:27 -0400 From: "Myklebust, Trond" To: Simon Kirby CC: Yan-Pai Chen , "linux-nfs@vger.kernel.org" Subject: Re: [3.2.5] NFSv3 CLOSE_WAIT hang Date: Tue, 11 Sep 2012 22:17:25 +0000 Message-ID: <4FA345DA4F4AE44899BD2B03EEEC2FA908F9BDDD@SACEXCMBX04-PRD.hq.netapp.com> References: <4FA345DA4F4AE44899BD2B03EEEC2FA908F86381@SACEXCMBX04-PRD.hq.netapp.com> <6cb9.5049fd40.b47c1@altium.nl> <6cb9.5049fd40.b47c1@altium.nl> <4FA345DA4F4AE44899BD2B03EEEC2FA908F8E302@SACEXCMBX04-PRD.hq.netapp.com> <447c.504a05c9.dd0a9@altium.nl> <447c.504a05c9.dd0a9@altium.nl> <4FA345DA4F4AE44899BD2B03EEEC2FA908F8E833@SACEXCMBX04-PRD.hq.netapp.com> <74c7.504b9d45.a5956@altium.nl> <20120911194051.GB11160@hostway.ca> In-Reply-To: <20120911194051.GB11160@hostway.ca> Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Sender: linux-nfs-owner@vger.kernel.org List-ID: T24gVHVlLCAyMDEyLTA5LTExIGF0IDEyOjQwIC0wNzAwLCBTaW1vbiBLaXJieSB3cm90ZToNCj4g T24gTW9uLCBTZXAgMTAsIDIwMTIgYXQgMDk6MDA6MzdBTSArMDAwMCwgWWFuLVBhaSBDaGVuIHdy b3RlOg0KPiANCj4gPiBIaSBUcm9uZCwNCj4gPiANCj4gPiBBcG9sb2dpZXMgZm9yIG15IGxhdGUg cmVzcG9uc2UuDQo+ID4gVXBncmFkaW5nIHRvIGtlcm5lbCAzLjUgcmVxdWlyZXMgc29tZSBlZmZv cnQuIEkgYW0gc3RpbGwgd29ya2luZyBvbiBpdC4NCj4gPiANCj4gPiBBZnRlciBhcHBseWluZyB5 b3VyIHBhdGNoIG9uIDMuMyBrZXJuZWwsIHRoZSBwcm9ibGVtIGlzIGdvbmUgd2hlbiB1c2luZyBV RFAgDQo+ID4gbW91bnRzLg0KPiA+IEJ1dCBpdCByZW1haW5zIGhhbmcgaW4gdGhlIGNhc2Ugb2Yg TkZTIG92ZXIgVENQIG1vdW50cy4gDQo+ID4gDQo+ID4gSSByZXByb2R1Y2VkIHRoZSBwcm9ibGVt IGJ5IGV4ZWN1dGluZyBtbS9tdGVzdDA2XzMgKGkuZS4gbW1hcDMpIGluIHRoZSBMVFAgdGVzdCAN Cj4gPiBzdWl0ZSByZXBlYXRlZGx5Lg0KPiA+IEFib3V0IGxlc3MgdGhhbiAyMDAgdGltZXMsIGl0 IGV2ZW50dWFsbHkgcmFuIGludG8gdGhlIENMT1NFX1dBSVQgaGFuZy4NCj4gPiBJIGdvdCB0aGUg Zm9sbG93aW5nIG1lc3NhZ2VzIGFmdGVyIGVuYWJsaW5nIHJwY19kZWJ1ZyAmIG5mc19kZWJ1ZzoN Cj4gPiANCj4gPiA0Nzk5MSAwMDAxICAgIC0xMSBjZjI5MTBlMCAgIChudWxsKSAgICAgICAgMCBj MDI0M2Y0MCBuZnN2MyBXUklURSANCj4gPiBhOmNhbGxfcmVzZXJ2ZXJlc3VsdCBxOnhwcnRfc2Vu ZGluZw0KPiA+IDQ3OTkyIDAwMDEgICAgLTExIGNmMjkxMGUwICAgKG51bGwpICAgICAgICAwIGMw MjQzZjQwIG5mc3YzIFdSSVRFIA0KPiA+IGE6Y2FsbF9yZXNlcnZlcmVzdWx0IHE6eHBydF9zZW5k aW5nDQo+ID4gNDc5OTMgMDAwMSAgICAtMTEgY2YyOTEwZTAgICAobnVsbCkgICAgICAgIDAgYzAy NDNmNDAgbmZzdjMgV1JJVEUgDQo+ID4gYTpjYWxsX3Jlc2VydmVyZXN1bHQgcTp4cHJ0X3NlbmRp bmcNCj4gPiA0Nzk5NCAwMDAxICAgIC0xMSBjZjI5MTBlMCAgIChudWxsKSAgICAgICAgMCBjMDI0 M2Y0MCBuZnN2MyBXUklURSANCj4gPiBhOmNhbGxfcmVzZXJ2ZXJlc3VsdCBxOnhwcnRfc2VuZGlu Zw0KPiA+IDQ3OTk1IDAwMDEgICAgLTExIGNmMjkxMGUwICAgKG51bGwpICAgICAgICAwIGMwMjQz ZjQwIG5mc3YzIFdSSVRFIA0KPiA+IGE6Y2FsbF9yZXNlcnZlcmVzdWx0IHE6eHBydF9zZW5kaW5n DQo+ID4gLi4uDQo+IA0KPiBIZWxsbyENCj4gDQo+IFRoaXMgcHJvYmxlbSBzdGlsbCBiaXRlcyB1 cyByYXJlbHksIGFuZCB3ZSd2ZSBiZWVuIHVzaW5nIFRDUCBORlMgZm9yIHNvbWUNCj4gdGltZS4g SG93ZXZlciwgb3VyIGNhc2Ugc2VlbXMgdG8gYmUgbmFycm93ZWQgaXQgZG93biB0byBhIHZlcnkg bG9uZw0KPiBzdG9yYWdlIGhhbmcgb24gdGhlIGtuZnNkIHNpZGUuIElmIHN0b3JhZ2UgbmV2ZXIg aGFzIGFueSBwcm9ibGVtcywgd2UNCj4gZG9uJ3Qgc2VlIHRoZSBORlMgY2xpZW50IGhhbmcuIEkg d2FzIGdvaW5nIHRvIHRyeSB0byBtYWtlIGEgdGVzdC1jYXNlIGJ5DQo+IGZvcmNpbmcgdGhlIHNl cnZlciB0byBoYW5nLCBidXQgSSBuZXZlciBnb3QgYXJvdW5kIHRvIHRoaXMuIE1lYW53aGlsZSwN Cj4gSSd2ZSBiZWVuIHJ1bm5pbmcgdGhlIGNsaWVudHMgd2l0aCB0aGUgZGVidWdnaW5nIHBhdGNo ZXMgSSBwb3N0ZWQNCj4gZWFybGllciwgYW5kIGl0IGFsd2F5cyBwcmludHMgdGhlICd4cHJ0X2Zv cmNlX2Rpc2Nvbm5lY3QoKTogc2V0dGluZw0KPiBYUFJUX0NMT1NFX1dBSVQiIHdhcm5pbmcgYmVm b3JlIGhhbmdpbmcuIElmIEFwYWNoZSBpcyBpbiBzZW5kZmlsZSgpIGF0DQo+IHRoZSB0aW1lLCBp dCBzZWVtcyB0byBnZXQgc3R1Y2sgZm9yZXZlcjsgb3RoZXJ3aXNlLCBpdCBtaWdodCByZWNvdmVy Lg0KDQpEb2VzIHRoZSAiaWYgKHRlc3RfYW5kX3NldF9iaXQoWFBSVF9MT0NLKSA9PSAwKSIgY29u ZGl0aW9uIGltbWVkaWF0ZWx5DQpmb2xsb3dpbmcgdGhhdCBzdWNjZWVkIHNvIHRoYXQgcXVldWVf d29yaygpIGlzIGNhbGxlZD8NCg0KPiBodHRwOi8vd3d3LnNwaW5pY3MubmV0L2xpc3RzL2xpbnV4 LW5mcy9tc2cyOTQ5NS5odG1sDQo+IGh0dHA6Ly8weC5jYS9zaW0vcmVmLzMuMi4xMC9kbWVzZw0K PiANCj4gSSBzdXBwb3NlIHdlIGNvdWxkIHRyeSAzLjUgYXQgdGhpcyBwb2ludC4NCg0KSWYgeW91 J3ZlIGJlZW4ga2VlcGluZyB1cCB3aXRoIHRoZSAzLjIgc3RhYmxlIHJlbGVhc2VzLCB0aGVuIEkg d291bGRuJ3QNCmV4cGVjdCBhbnkgbWFqb3IgZGlmZmVyZW5jZXMgdG8gdGhlIHN1bnJwYyBjb2Rl LCBidXQgaXQgbWlnaHQgYmUgd29ydGggYQ0KdHJ5IGluIGNhc2UgdGhlIG5ldHdvcmtpbmcgbGF5 ZXIgaGFzIGNoYW5nZWQuDQoNCi0tIA0KVHJvbmQgTXlrbGVidXN0DQpMaW51eCBORlMgY2xpZW50 IG1haW50YWluZXINCg0KTmV0QXBwDQpUcm9uZC5NeWtsZWJ1c3RAbmV0YXBwLmNvbQ0Kd3d3Lm5l dGFwcC5jb20NCg==