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Subject: Re: Running a separate fio process for each disk?
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From: Jens Axboe <axboe@kernel.dk>
Message-ID: <56465F00.1060504@kernel.dk>
Date: Fri, 13 Nov 2015 15:06:56 -0700
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To: Allen Schade <aschade@google.com>
Cc: fio@vger.kernel.org
List-ID: <fio@vger.kernel.org>

On 11/13/2015 03:04 PM, Allen Schade wrote:
> I'm actually launching a completely separate instance of fio for each
> disk. I want to say its because when I ran them under the same fio
> process I had issues with the json files merging the data in an
> unexpected way.

OK - in any case, that should be fine.

> Version is 2.2.6

Could you try current -git? I vaguely remember some clock issue that 
could have caused this.

-- 
Jens Axboe