Re: [PATCH -mm] vmscan: protect a fraction of file backed mappedpages from reclaim

[Christoph Lameter]

On Tue, 12 May 2009, Rik van Riel wrote:

> > Streaming I/O means access once?
>
> Yeah, "used-once pages" would be a better criteria, since
> you could go through a gigantic set of used-once pages without
> doing linear IO.

Can we see some load for which this patch has a beneficial effect?
With some numbers?

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