| Date | Fri, 19 Feb 2010 16:46:15 -0500 | From | Rik van Riel <> | Subject | Re: [PATCH 06/12] Export unusable free space index via /proc/pagetypeinfo |
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On 02/18/2010 01:02 PM, Mel Gorman 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>
Acked-by: Rik van Riel <riel@redhat.com>
-- All rights reversed.
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