From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.fusionio.com ([64.244.102.31]:56485 "EHLO mx2.fusionio.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751446Ab0JASLC (ORCPT ); Fri, 1 Oct 2010 14:11:02 -0400 Message-ID: <4CA620CD.4040309@fusionio.com> Date: Fri, 1 Oct 2010 19:56:29 +0200 From: Jens Axboe MIME-Version: 1.0 Subject: Re: possible fio bug, file not found in hash, cannot open file References: In-Reply-To: Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Sender: fio-owner@vger.kernel.org List-Id: fio@vger.kernel.org To: DongJin Lee Cc: fio@vger.kernel.org On 2010-09-30 04:57, DongJin Lee wrote: > Hi all. > > System: ubuntu 10.04 x32 and x64 > > I'm trying to use xtreemfs (distributed file system), which I got it > successfully mounted (it uses fusermount, current version I have is > 2.8.1), > so I can write, read, (including gnome drap drog, etc) and do some > file benchmarks using dbench (testing windows file server) to that > mounted directory, without any problems. > Also, I've used iozone benchmark without a problem, so it appears that > the filesystem works fine. > > However, when I tried to run fio (including the latest version > 1.44-rc1), I keep getting an 'Invalid argument error', I have no idea > because this does not happen on other file systems, (e.g., nfs, etc) > I think the error occurs somewhere getting the file information.. > > randread: (g=0): rw=randread, bs=4K-4K/4K-4K, ioengine=sync, iodepth=1 > Starting 1 process > fio: pid=12627, err=22/file:filesetup.c:493, > func=open(/media/xtreemfs/afile), error=Invalid argument Try making that direct=0 instead, probably the fs does not support O_DIRECT. -- Jens Axboe