From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Message-ID: <53208C60.8090708@kernel.dk> Date: Wed, 12 Mar 2014 10:33:36 -0600 From: Jens Axboe MIME-Version: 1.0 Subject: Re: ioengine=sync issue on Windows References: <8a71414766f34cfe98805c5dd2e94d2e@DB4PR03MB572.eurprd03.prod.outlook.com> In-Reply-To: <8a71414766f34cfe98805c5dd2e94d2e@DB4PR03MB572.eurprd03.prod.outlook.com> Content-Type: text/plain; charset="iso-8859-1"; format="flowed" Content-Transfer-Encoding: quoted-printable To: =?ISO-8859-1?Q?S=E9bastien_Bouchex_Bellomi=E9?= , "fio@vger.kernel.org" , bcran@fusionio.com List-ID: On 03/12/2014 09:41 AM, S=EF=BF=BDbastien Bouchex Bellomi=EF=BF=BD wrote: > Hi, > > The "sync" engine does not seem to work correctly on Windows : > > My profile is : > > [global] > thread > ioengine=3Dsync > > [random_read] > rw=3Drandread > size=3D1024m > directory=3Dread > bs=3D32k > > fio 2.1.6.1 output contains " err=3D 5 (file:backend.c:768, func=3Dfull r= esid, error=3DInput/output error)" > > [...] > C:\Program Files\fio>fio.exe H:\fio\fio.win > random_read: (g=3D0): rw=3Drandread, bs=3D32K-32K/32K-32K/32K-32K, ioengi= ne=3Dsync, iodepth=3D1 > fio-2.1.6-1-gd004a > Starting 1 thread > fio: pid=3D5144, err=3D5/file:backend.c:768, func=3Dfull resid, error=3DI= nput/output error > > random_read: (groupid=3D0, jobs=3D1): err=3D 5 (file:backend.c:768, func= =3Dfull resid, error=3DInput/output error): pid=3D5144: Wed Mar 12 16:36:45= 2014 > cpu : usr=3D0.00%, sys=3D0.00%, ctx=3D0, majf=3D0, minf=3D0 > IO depths : 1=3D100.0%, 2=3D0.0%, 4=3D0.0%, 8=3D0.0%, 16=3D0.0%, 32= =3D0.0%, >=3D64=3D0.0% > submit : 0=3D0.0%, 4=3D100.0%, 8=3D0.0%, 16=3D0.0%, 32=3D0.0%, 6= 4=3D0.0%, >=3D64=3D0.0% > complete : 0=3D50.0%, 4=3D50.0%, 8=3D0.0%, 16=3D0.0%, 32=3D0.0%, 6= 4=3D0.0%, >=3D64=3D0.0% > issued : total=3Dr=3D2/w=3D0/d=3D0, short=3Dr=3D1/w=3D0/d=3D0 > latency : target=3D0, window=3D0, percentile=3D100.00%, depth=3D1 > > Run status group 0 (all jobs): > [...] Bruce, do you know why that is? --=20 Jens Axboe