linux-ext4 - Re: [PATCH 7/8] xfstests: add new stress test

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Date:	Mon, 24 Oct 2011 05:08:13 -0400
From:	Christoph Hellwig <hch@...radead.org>
To:	Dmitry Monakhov <dmonakhov@...nvz.org>
Cc:	linux-fsdevel@...r.kernel.org, xfs@....sgi.com,
	linux-ext4@...r.kernel.org, jack@...e.cz, hch@...radead.org,
	aelder@....com
Subject: Re: [PATCH 7/8] xfstests: add new stress test

On Wed, Oct 19, 2011 at 02:29:48PM +0400, Dmitry Monakhov wrote:
> During stress testing we want to cover as much code paths as possible
> fsstress is very good for this purpose. But it has expandable nature
> (disk usage almost continually grow). So once it goes in no ENOSPC
> condition it will be where till the end. But by running 'dd' writers
> in parallel we can regularly trigger ENOSPC but only for a limited
> periods of time because each time it opens file with O_TRUNC.

Looks good, but please use a more useful subject line, e.g.

xfstests: add a new test that runs fsstress under ENOSPC conditions.
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