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From: Neil Brown <neilb@cse.unsw.edu.au>
To: Helge Hafting <helgehaf@aitel.hist.no>
Date: Thu, 4 Jul 2002 10:34:29 +1000 (EST)
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cc: linux-kernel@vger.kernel.org, davej@suse.de
Subject: Re: 2.5.24-dj1,smp,ext2,raid0: I got random zero blocks in my files.
In-Reply-To: message from Helge Hafting on Monday July 1
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On Monday July 1, helgehaf@aitel.hist.no wrote:
> 2.5.24-dj1 gave me files with zeroed blocks inside.
> What I did:  I untarred the source for lyx 1.2.0
> and tried to compile it, several times.
> 
> gcc and make choked on occational blocks of zeroes
> inside files, different places each time.
> Going back to 2.5.18 fixed it.
> 
> This isn't all that surprising considering that
> the raid driver logs complaints about requests
> bigger than 32k, which is the stripe size.
> I believed this worked by retrying with much smaller
> requests, perhaps I am wrong?

You are wrong. It doesn't re-try.  It just fails.
raid0 does not work in 2.5 yet.  Don't even both trying.

NeilBrown
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