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SubjectRe: [PATCH 06/12] Export unusable free space index via /proc/pagetypeinfo
From
On Fri, Feb 19, 2010 at 3:02 AM, Mel Gorman <mel@csn.ul.ie> wrote:
> Unusuable free space index is a measure of external fragmentation that
> takes the allocation size into account. 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/unusable_index.
>
> The index is a value between 0 and 1. It can be expressed as a
> percentage by multiplying by 100 as documented in
> Documentation/filesystems/proc.txt.
>
> Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Reviewed-by: Minchan Kim <minchan.kim@gmail.com>

--
Kind regards,
Minchan Kim


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