Re: 2.4.20: Proccess stuck in __lock_page ...

[Andrew Morton (akpm@digeo.com)]

Andrea Arcangeli <andrea@xxxxxxx> wrote:
>
> However the last numbers from Randy showed my tree going faster than 2.5
> with bonnie and tiotest so I think we don't need to worry and I would
> probably not fix it in a different way in 2.4 even if it would mean a 1%
> degradation.

That could be because -aa quadruples the size of the VM readahead window.

Changes such as that should be removed when assessing the performance
impact of this particular patch.


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