On Tue, Apr 13, 2010 at 02:55:43PM +0100, Mel Gorman wrote: > That already happens. Yep as shown by /proc/pagetypeinfo. > True. Christoph made a few stabs at being able to slab targetted reclaim > (called defragmentation, but it was about reclaim) but it was never completed > and merged. Even if it was merged, the slab reclaimable objects would > still be kept in their own 2M pageblocks though. I guess it's not easy and more expensive to reclaim in use object, I didn't see the targetted reclaim patches. So it sounds ok if they stay in their own pageblocks separated from the movable pageblocks, even if they become fully reclaimable. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>