linux-kernel - Re: Testing framework

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Message-ID: <20070428093510.GA7479@ucw.cz>
Date:	Sat, 28 Apr 2007 09:35:11 +0000
From:	Pavel Machek <pavel@....cz>
To:	Karuna sagar K <karunasagark@...il.com>
Cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: Testing framework

Hi!

> For some time I had been working on this file system 
> test framework.
> Now I have a implementation for the same and below is 
> the explanation.
> Any comments are welcome.
> 
> Introduction:
> The testing tools and benchmarks available around do not 
> take into
> account the repair and recovery aspects of file systems. 
> The test
> framework described here focuses on repair and recovery 
> capabilities
> of file systems. Since most file systems use 'fsck' to 
> recover from
> file system inconsistencies, the test framework 
> characterizes file
> systems based on outcomes of running 'fsck'.

Thanks for your work.

> Putting it all together:
> The Corruption, Repair and Comparison phases could be 
> repeated a
> number of times (each repetition is called an iteration) 
> before the
> summary of that test run is prepared.
> 
> TODO:
> Account for files in the lost+found directory during the 
> comparison phase.
> Support for other file systems (only ext2 is supported 
> currently)

Yes, please. ext2 does really well in fsck area, unfortunately some
other filesystems (vfat, reiserfs) do not work that well.

						Pavel
-- 
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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