Re: [PATCH 0/7] [RFC] Sizing zones and holes in an architectureindependent manner V2

From: Mel Gorman
Date: Fri Apr 14 2006 - 18:54:28 EST


On Fri, 14 Apr 2006, Luck, Tony wrote:

On Fri, Apr 14, 2006 at 02:12:35PM +0100, Mel Gorman wrote:
That appears fine, but I call add_active_range() after a GRANULEROUNDUP and
GRANULEROUNDDOWN has taken place so that might be the problem, especially as
all those ranges are aligned on a 16MiB boundary. The following patch calls
add_active_range() before the rounding takes place. Can you try it out please?

That's good. Now I see identical output before/after your patch for
the generic (DISCONTIG=y) kernel:

On node 0 totalpages: 259873
DMA zone: 128931 pages, LIFO batch:7
Normal zone: 130942 pages, LIFO batch:7


Very very cool. Thanks for all the testing.

--
Mel Gorman
Part-time Phd Student Linux Technology Center
University of Limerick IBM Dublin Software Lab
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