From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <axboe@kernel.dk>
Message-ID: <55CE4001.8090705@kernel.dk>
Date: Fri, 14 Aug 2015 13:22:41 -0600
From: Jens Axboe <axboe@kernel.dk>
MIME-Version: 1.0
Subject: Re: server mode and verify_dump
References: <CALjAwxh7sx3OHw9Gb=gBwet+YqpJNNDzZusNZK7X7bGK0Z06pQ@mail.gmail.com>	<55CE0DA9.6050204@kernel.dk>	<55CE1025.6080009@kernel.dk>	<CALjAwxjk6TG+UO6d3L_7Fq=Ucm5WBtkMLLQwSqx+F_J9f=gReg@mail.gmail.com>	<55CE3ED4.8020505@kernel.dk> <CALjAwxhbjE4xTZ5jA_m-0spFTtvwJb_bNZz7m7cPRcCXLY1wNA@mail.gmail.com>
In-Reply-To: <CALjAwxhbjE4xTZ5jA_m-0spFTtvwJb_bNZz7m7cPRcCXLY1wNA@mail.gmail.com>
Content-Type: text/plain; charset=utf-8; format=flowed
Content-Transfer-Encoding: 7bit
To: Sitsofe Wheeler <sitsofe@gmail.com>
Cc: fio <fio@vger.kernel.org>
List-ID: <fio@vger.kernel.org>

On 08/14/2015 01:21 PM, Sitsofe Wheeler wrote:
> On 14 August 2015 at 20:17, Jens Axboe <axboe@kernel.dk> wrote:
>> Right, I suspected that might have been the case. If the header isn't valid,
>> then fio doesn't dump any contents. One could argue that it would be cleaner
>
> What do you think it would take to dump a block's worth of data when
> encountering a header error during a verify?

Without a valid header, we can't re-generate the data. That's why it 
currently doesn't dump the expected contents if the header verification 
fails.

-- 
Jens Axboe