From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.4 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 683A2C433DF for ; Fri, 19 Jun 2020 22:04:37 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 15CD62225C for ; Fri, 19 Jun 2020 22:04:37 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=fieldses.org header.i=@fieldses.org header.b="uDZWAfh+" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728854AbgFSWEf (ORCPT ); Fri, 19 Jun 2020 18:04:35 -0400 Received: from fieldses.org ([173.255.197.46]:36460 "EHLO fieldses.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728906AbgFSWEf (ORCPT ); Fri, 19 Jun 2020 18:04:35 -0400 Received: by fieldses.org (Postfix, from userid 2815) id C8DA09235; Fri, 19 Jun 2020 18:04:34 -0400 (EDT) DKIM-Filter: OpenDKIM Filter v2.11.0 fieldses.org C8DA09235 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=fieldses.org; s=default; t=1592604274; bh=Iodc/fu4Aml7Sp+etETP+OLfo8Z3MTFGzC5xkxVzaPo=; h=Date:To:Cc:Subject:References:In-Reply-To:From:From; b=uDZWAfh+UWW8gJlfx794vpVgBvrwVRMAmxSvX0T3PdvWwjbfR430828r4B7AfIwTQ G9M08xPR8hajLFFUH31qeclzsUG4hU3dhy5+YNbOv4nUVkhyDiYC3Rg0XMe5Oswtaw qpnF6VXyUrrQ+YsKdR4Xs4wh/7V7UsGrRmYSsUFM= Date: Fri, 19 Jun 2020 18:04:34 -0400 To: "Kraus, Sebastian" Cc: "linux-nfs@vger.kernel.org" Subject: Re: RPC Pipefs: Frequent parsing errors in client database Message-ID: <20200619220434.GB1594@fieldses.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.21 (2010-09-15) From: bfields@fieldses.org (J. Bruce Fields) Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org On Fri, Jun 19, 2020 at 09:24:27PM +0000, Kraus, Sebastian wrote: > Hi all, > since several weeks, I am seeing, on a regular basis, errors like the following in the system log of one of my NFSv4 file servers: > > Jun 19 11:14:00 all rpc.gssd[23620]: ERROR: can't open nfsd4_cb/clnt3bb/info: No such file or directory > Jun 19 11:14:00 all rpc.gssd[23620]: ERROR: failed to parse nfsd4_cb/clnt3bb/info I'm not sure what exactly is happening. Are the log messages the only problem you're seeing, or is there some other problem? --b. > > Looks like premature closing of client connections. > The security flavor of the NFS export is set to krb5p (integrity+privacy). > > Anyone a hint how to efficiently track down the problem? > > > Best and thanks > Sebastian > > > Sebastian Kraus > Team IT am Institut für Chemie > Gebäude C, Straße des 17. Juni 115, Raum C7 > > Technische Universität Berlin > Fakultät II > Institut für Chemie > Sekretariat C3 > Straße des 17. Juni 135 > 10623 Berlin