Re: [PATCH 07/12] Export fragmentation index via /proc/pagetypeinfo

[Rik van Riel]

On 02/18/2010 01:02 PM, Mel Gorman wrote:
> Fragmentation index is a value that makes sense when an allocation of a
> given size would fail. The index indicates whether an allocation failure is
> due to a lack of memory (values towards 0) or due to external fragmentation
> (value towards 1).  For the most part, the huge page size will be the size
> of interest but not necessarily so it is exported on a per-order and per-zone
> basis via /proc/pagetypeinfo.
>
> Signed-off-by: Mel Gorman<mel@xxxxxxxxx>

Acked-by: Rik van Riel <riel@xxxxxxxxxx>

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