From: Dave Chinner <david@fromorbit.com>
To: Emmanuel Florac <eflorac@intellique.com>
Cc: Steve Brooks <steveb@mcs.st-and.ac.uk>, xfs@oss.sgi.com
Subject: Re: XFS tune to adaptec ASR71605
Date: Wed, 7 May 2014 06:09:17 +1000 [thread overview]
Message-ID: <20140506200917.GM5421@dastard> (raw)
In-Reply-To: <20140506155149.5cf056b5@harpe.intellique.com>
On Tue, May 06, 2014 at 03:51:49PM +0200, Emmanuel Florac wrote:
> Le Tue, 6 May 2014 14:14:35 +0100 (BST)
> Steve Brooks <steveb@mcs.st-and.ac.uk> écrivait:
>
> > Thanks for the reply Emmanuel, I installed and rua bonnie++ although
> > I will need to research the results
>
> Yup, they're... weird :) Write speed is abysmal, but random seeks very
> high. Please try my settings so that we can compare the numbers more
> directly:
Friends don't let friends use bonnie++ for benchmarking storage.
The numbers you get will be irrelevant to you application, and it's
so synthetic is doesn't reflect any real-world workload at all.
The only useful benchmark for determining if changes are going to
improve application performance is to measure your application's
performance.
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2014-05-06 20:09 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-05-06 10:25 XFS tune to adaptec ASR71605 Steve Brooks
2014-05-06 11:00 ` Emmanuel Florac
2014-05-06 13:14 ` Steve Brooks
2014-05-06 13:51 ` Emmanuel Florac
2014-05-06 14:40 ` Steve Brooks
2014-05-06 14:59 ` Emmanuel Florac
2014-05-06 15:22 ` Steve Brooks
2014-05-06 16:03 ` XFS tune to adaptec ASR71605 [SOLVED] Steve Brooks
2014-05-06 20:09 ` Dave Chinner [this message]
2014-05-06 23:20 ` XFS tune to adaptec ASR71605 Stan Hoeppner
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