From: Eric Sandeen <sandeen@redhat.com>
Subject: Re: Test results for ext4
Date: Fri, 30 May 2008 11:23:59 -0500
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Cc: ext4 development <linux-ext4@vger.kernel.org>
To: Valerie Clement <valerie.clement@bull.net>
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Valerie Clement wrote:
> Eric Sandeen wrote:

> Oops, I did the test on a device mapper /dev/md0. I forgot to change it in
> the test description. I will do it.
> 
> When mounting the xfs filesystem, I've got the following message:
>   Filesystem "md0": Disabling barriers, not supported by the underlying device
> 
> It means barriers are not supported by my device, isn' it?

Yep, it should be a fair fight then.  :)  I saw /dev/sde in the writeup
and figured it probably had barriers on.

Thanks,
-Eric