linux-kernel - Re: from raid456 patch, about the tiotest tool

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Message-ID: <91b13c310809020102j42e91ba2q65dd2f2f60bfde35@mail.gmail.com>
Date:	Tue, 2 Sep 2008 16:02:30 +0800
From:	"rae l" <crquan@...il.com>
To:	"Dan Williams" <dan.j.williams@...el.com>,
	jmm@...rs.sourceforge.net, mhydra@...rs.sourceforge.net,
	miku@...rs.sourceforge.net
Cc:	linux-raid@...r.kernel.org,
	"James W. Laferriere" <babydr@...y-dragons.com>,
	"Neil Brown" <neilb@...e.de>, linux-kernel@...r.kernel.org
Subject: Re: from raid456 patch, about the tiotest tool

On Wed, Aug 27, 2008 at 2:03 AM, rae l <crquan@...il.com> wrote:
> Hello, Dan:
>  I've known your md(raid456) patch just before v2.6.26,
>
> http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff;h=8b3e6cdc53b7f29f7026955d6cb6902a49322a15
>
> your md patch referred to tiobench, which is the multi-thread
> benchmark tool, I'm interested on this tool and I found I ran it
> differently with your results, so I want to know more about it,
>
> from its home page, it only released v0.3.3 on Mar 2002,
>
> http://sourceforge.net/projects/tiobench/
>
> but from its cvs repository, it has released v0.4.1,
>
> http://tiobench.cvs.sourceforge.net/tiobench/tiobench/
>
> Could you tell me what version of tiobench did you use? I want to see
> if that's my configuration fault or I have used wrong program version.
>
> And when using v0.4.1 of tiobench from its cvs repository, I found its
> multiple threads random IO statistics code reported wrong results, and
> have resolved it by this patch,
>
> http://sourceforge.net/tracker/index.php?func=detail&aid=2047536&group_id=3857&atid=303857
>
> But its upstream seems have not noticed it yet, so I want to if
> someone on this mailling-list know tiobench upstream and be able to
> take this message?

Hope someone can wake up the tiobench developer?


>
> Thanks.
>
> --
> Denis Cheng
>
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