From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from merlin.infradead.org ([205.233.59.134]:35738 "EHLO merlin.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1756317Ab2DFAQ7 (ORCPT ); Thu, 5 Apr 2012 20:16:59 -0400 Message-ID: <4F7E35F2.5010701@kernel.dk> Date: Thu, 05 Apr 2012 18:16:50 -0600 From: Jens Axboe MIME-Version: 1.0 Subject: Re: query on verify_dump option 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: Suresh Dhanarajan Cc: fio@vger.kernel.org On 2012-04-05 17:20, Suresh Dhanarajan wrote: > Hi, > > I am trying data integration cases with verify_pattern option. > I am not seeing any dump file generated for the mismatch. > Here are the steps i followed, > Started fio and waited till 30 % writes done the disk and issued a dd > write on the same disc for the first 512 bytes with pattern zero. > then waited till verify gets completed. > I can see the error's in the output log file but not the dump file. > > Here is my job file. > > [global] > size=10g > direct=1 > filename=/dev/sdc > verify_pattern=0x01010101 > verify=meta > bs=64k > group_reporting > > [write-phase] > rw=write > do_verify=0 > > [verify-phase] > stonewall > rw=read > do_verify=1 > continue_on_error=all > verify_dump=1 > ~ > > > > Let me know if i am missing something over here. You don't get the .received and .expected files? > 2)Also i have one query like verify_pattern option is it possible to > provide known pattern for write and reads this will be very useful in > DI verification test cases Not sure I understand this one. You are already providing the pattern you want. What am I missing? -- Jens Axboe