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=-2.3 required=3.0 tests=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 1B7CCC3A5A1 for ; Mon, 26 Aug 2019 00:39:25 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id EA8E72080C for ; Mon, 26 Aug 2019 00:39:24 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726434AbfHZAjY (ORCPT ); Sun, 25 Aug 2019 20:39:24 -0400 Received: from mail.cn.fujitsu.com ([183.91.158.132]:27338 "EHLO heian.cn.fujitsu.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726312AbfHZAjY (ORCPT ); Sun, 25 Aug 2019 20:39:24 -0400 X-IronPort-AV: E=Sophos;i="5.64,431,1559491200"; d="scan'208";a="74253732" Received: from unknown (HELO cn.fujitsu.com) ([10.167.33.5]) by heian.cn.fujitsu.com with ESMTP; 26 Aug 2019 08:39:22 +0800 Received: from G08CNEXCHPEKD03.g08.fujitsu.local (unknown [10.167.33.85]) by cn.fujitsu.com (Postfix) with ESMTP id EA3B44CE045C for ; Mon, 26 Aug 2019 08:39:17 +0800 (CST) Received: from [10.167.226.33] (10.167.226.33) by G08CNEXCHPEKD03.g08.fujitsu.local (10.167.33.89) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 26 Aug 2019 08:39:35 +0800 Subject: Re: NFS issues about aio and dio test From: Su Yanjun To: CC: References: <975395cc-62f2-843f-cc71-82339b2869cd@cn.fujitsu.com> Message-ID: <65ea4ea2-548f-1546-059a-af901bba2e87@cn.fujitsu.com> Date: Mon, 26 Aug 2019 08:37:41 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.7.0 MIME-Version: 1.0 In-Reply-To: <975395cc-62f2-843f-cc71-82339b2869cd@cn.fujitsu.com> Content-Type: text/plain; charset="utf-8"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.167.226.33] X-yoursite-MailScanner-ID: EA3B44CE045C.ADA96 X-yoursite-MailScanner: Found to be clean X-yoursite-MailScanner-From: suyj.fnst@cn.fujitsu.com Sender: linux-nfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-nfs@vger.kernel.org Any ping? 在 2019/8/6 14:08, Su Yanjun 写道: > Hi, > > When I tested xfstests generic/465 with NFS, there was something > unexpected. > > When memory of NFS server was 10G, test passed. > But when memory of NFS server was 4G, test failed. > > Fail message was as below. >     non-aio dio test >     encounter an error: block 4 offset 0, content 62 >     aio-dio test >     encounter an error: block 1 offset 0, content 62 > > All of the NFS versions(v3 v4.0 v4.1 v4.2) have  this problem. > Maybe something is wrong about NFS's I/O operation. > > Thanks in advance. > > > > > > >