| Date | Fri, 19 Feb 2010 10:35:38 +0900 | Subject | Re: [PATCH 06/12] Export unusable free space index via /proc/pagetypeinfo | From | Minchan Kim <> |
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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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