Re: [patch 7/9] mm: thrash detection-based file cache sizing

[Johannes Weiner]

On Tue, Nov 26, 2013 at 12:56:23PM +1100, Ryan Mallon wrote:
> > + *   fault ------------------------+
> > + *                                 |
> > + *              +--------------+   |            +-------------+
> > + *   reclaim <- |   inactive   | <-+-- demotion |    active   | <--+
> > + *              +--------------+                +-------------+    |
> > + *                     |                                           |
> > + *                     +-------------- promotion ------------------+
> > + *
> > + *
> > + *		Access frequency and refault distance
> > + *
> > + * A workload is trashing when its pages are frequently used but they
> 
> "thrashing".

Thanks ;)
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