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

[Christoph Lameter]

On Fri, 15 May 2009, KOSAKI Motohiro wrote:

> May I ask detail operation?

Detailed operation? Well no. More of an experience.

Browse the web in the evening. Let the backup run overnight. Try to access
the web in the morning. Pretty unscientific.

> > Observation of the typical mapped size of Firefox under KDE.
>
> My point is, desktop people have very various mapped ratio.
> Do you oppose this?

No of course not. Loads may have different mapped ratios. That is why
there is a /proc/sys/vm tunable in my patch (which is not good as
mentioned in the patch). If Rik's solution works without it great.
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