From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay2.corp.sgi.com [137.38.102.29]) by oss.sgi.com (Postfix) with ESMTP id 6C5247F3F for ; Mon, 13 Jan 2014 08:59:06 -0600 (CST) Received: from cuda.sgi.com (cuda1.sgi.com [192.48.157.11]) by relay2.corp.sgi.com (Postfix) with ESMTP id 23EB3304051 for ; Mon, 13 Jan 2014 06:59:06 -0800 (PST) Received: from na01-bn1-obe.outbound.protection.outlook.com (mail-bn1blp0189.outbound.protection.outlook.com [207.46.163.189]) by cuda.sgi.com with ESMTP id A1jochvDTOfqpF0z (version=TLSv1 cipher=AES128-SHA bits=128 verify=NO) for ; Mon, 13 Jan 2014 06:59:01 -0800 (PST) Message-ID: <52D3FF2E.3010901@pace.com> Date: Mon, 13 Jan 2014 14:58:54 +0000 From: Muralitharan Perumal MIME-Version: 1.0 Subject: kernel 2.6.22 pdflush consumes ~90% cpu Content-Type: multipart/mixed; boundary="------------060402030301060902010701" List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: xfs@oss.sgi.com --------------060402030301060902010701 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: quoted-printable Hi, I am currently working on an embedded platform involving XFS as the preferred fs. Earlier, ext3 was used but now replaced with XFS. The unit is working fine with ext3 but after replacing with XFS, I am seeing a few issues: a) Occassionally I am getting the following error when we write files to the fs: attempt to access beyond end of device sda1: rw=3D0, want=3D10487141907480064, limit=3D9766912 I/O error in filesystem ("sda1") meta-data dev sda1 block 0x254200001abdf8 = ("xfs_trans_read_buf") error 5 buf count 4096 attempt to access beyond end of device sda1: rw=3D0, want=3D10487141907480064, limit=3D9766912 I/O error in filesystem ("sda1") meta-data dev sda1 block 0x254200001abdf8 = ("xfs_trans_read_buf") error 5 buf count 4096 b) After running for about 20 to 25 minutes, the pdflush consumes about 90%= cpu and stuck there in D state: Is there any similar issue seen with kernel 2.6.22? Am I missing any XFS pa= tches that could fix this? Any pointers would be helpful. Thanks, Murali IMPORTANT NOTICE - this e-mail and any attachments hereto are strictly conf= idential and intended solely for the addressee. If you are not the intended= recipient, please notify the sender to report the error and delete this co= mmunication immediately. 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