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[2620:137:e000::1:20]) by mx.google.com with ESMTP id z13-20020a170902cccd00b001561fa0c0cdsi5972712ple.219.2022.03.29.10.40.14; Tue, 29 Mar 2022 10:40:38 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@sigma-chemnitz.de header.s=v2012061000 header.b="P/iIJUtw"; spf=pass (google.com: domain of linux-nfs-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-nfs-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=sigma-chemnitz.de Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233608AbiC2Om5 (ORCPT + 99 others); Tue, 29 Mar 2022 10:42:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45180 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S238067AbiC2Omx (ORCPT ); Tue, 29 Mar 2022 10:42:53 -0400 Received: from smtpout-2.cvg.de (smtpout-2.cvg.de [IPv6:2003:49:a034:1067:5::2]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id DF23021C044 for ; Tue, 29 Mar 2022 07:41:06 -0700 (PDT) Received: from mail-mta-2.intern.sigma-chemnitz.de (mail-mta-2.intern.sigma-chemnitz.de [192.168.12.70]) by mail-out-2.intern.sigma-chemnitz.de (8.16.1/8.16.1) with ESMTPS id 22TEf39Y124658 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=OK) for ; Tue, 29 Mar 2022 16:41:03 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=sigma-chemnitz.de; s=v2012061000; t=1648564863; bh=MxgqZ3RBmRu2b3ArrTpt1l8xf7CJk1YTDBLdPHl5+b4=; l=479; h=From:To:Cc:Subject:References:Date:In-Reply-To; b=P/iIJUtwBr86LD/sM4b557H9r5ilca3xHtcw6Q47EYfdWhQZSlatYmSCrjOYiJ5GC wzHrkr2kYujI7NI+OxbIVx74Rb93+/y13PXoEaO5INULadhA4G0gldKNvAOPFkW3KQ nInEXvgXU6LtSijDMihn2jlwCHVABKAezkwRhBRM= Received: from reddoxx.intern.sigma-chemnitz.de (reddoxx.sigma.local [192.168.16.32]) by mail-mta-2.intern.sigma-chemnitz.de (8.16.1/8.16.1) with ESMTP id 22TEf1UA165008 for from enrico.scholz@sigma-chemnitz.de; Tue, 29 Mar 2022 16:41:02 +0200 Received: from mail-msa-2.intern.sigma-chemnitz.de ( [192.168.12.72]) by reddoxx.intern.sigma-chemnitz.de (Reddoxx engine) with SMTP id 1420D173BAE; Tue, 29 Mar 2022 16:41:01 +0200 Received: from ensc-virt.intern.sigma-chemnitz.de (ensc-virt.intern.sigma-chemnitz.de [192.168.3.24]) by mail-msa-2.intern.sigma-chemnitz.de (8.16.1/8.16.1) with ESMTPS id 22TEf00J121784 (version=TLSv1.3 cipher=TLS_AES_256_GCM_SHA384 bits=256 verify=NO); Tue, 29 Mar 2022 16:41:01 +0200 Received: from ensc by ensc-virt.intern.sigma-chemnitz.de with local (Exim 4.94.2) (envelope-from ) id 1nZD1o-000qJr-Bp; Tue, 29 Mar 2022 16:41:00 +0200 From: Enrico Scholz To: Trond Myklebust Cc: "linux-nfs@vger.kernel.org" Subject: Re: Random NFS client lockups References: <800eb7d5daf7f59548645b1a310d2ba7993ba8af.camel@hammerspace.com> Date: Tue, 29 Mar 2022 16:41:00 +0200 In-Reply-To: (Enrico Scholz's message of "Thu, 17 Mar 2022 21:38:26 +0100") Message-ID: User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/27.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain Sender: Enrico Scholz X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,SPF_HELO_PASS,SPF_PASS, T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Enrico Scholz writes: >> Can you please try the attached patch and see if it helps? > > Thanks; I applied the patch and it runs without problems so far. It > fixes the connect-close race very likely. I hope, this was the reason > for the lockups but it is too early to confirm as they usually take 1-2 > days before they occur. Client runs now for >10 days without seeing the lockups or other regressions. Thanks again Enrico