Re: 2.6.19 file content corruption on ext3

[Peter Zijlstra]

On Tue, 2006-12-19 at 14:58 -0800, Andrew Morton wrote:

> Well... we'd need to see (corruption && this-not-triggering) to be sure.
> 
> Peter, have you been able to trigger the corruption?

Yes; however the mail I send describing that seems to be lost in space.

/me quotes from the send folder:

> The bad new is, that doesn't help either. The good news is I can
> reproduce it.
> 
> What I did to achieve that:
>  
>  - get a sizable torrent from legaltorrents.com / or create a torrent
> yourself that is around ~600M and has multiple files.
> 
>  - start a tracker, and multiple seeds (I used three machines here)
> 
>  - pull the torrent on a fourth machine
> 
> the seeding machines don't much matter of course.
> 
> the fourth machine was a dual core x86-64 with an SMP kernel and
> PREEMPT, mem=256M (so that the torrent is quite a bit larger and does
> require writeout) and I used an ext3 partition with 1k blocks.

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