On Wed, 2 Nov 2005, KAMEZAWA Hiroyuki wrote:
> Mel Gorman wrote:
> > 3. When adding a node that must be removable, make the array look like
> > this
> >
> > int fallback_allocs[RCLM_TYPES-1][RCLM_TYPES+1] = {
> > {RCLM_NORCLM, RCLM_TYPES, RCLM_TYPES, RCLM_TYPES, RCLM_TYPES},
> > {RCLM_EASY, RCLM_FALLBACK, RCLM_NORCLM, RCLM_KERN, RCLM_TYPES},
> > {RCLM_KERN, RCLM_TYPES, RCLM_TYPES, RCLM_TYPES, RCLM_TYPES},
> > };
> >
> > The effect of this is only allocations that are easily reclaimable will
> > end up in this node. This would be a straight-forward addition to build
> > upon this set of patches. The difference would only be visible to
> > architectures that cared.
> >
> Thank you for illustration.
> maybe fallback_list per pgdat/zone is what I need with your patch. right ?
>
With my patch, yes. With zones, you need to change how zonelists are built
for each node.
--
Mel Gorman
Part-time Phd Student Java Applications Developer
University of Limerick IBM Dublin Software Lab
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