On Wed, 18 Aug 2010, Wu Fengguang wrote: > Andi, Christoph and Lee: > > This looks like an "unbalanced NUMA memory usage leading to premature > swapping" problem. Is zone reclaim active? It may not activate on smaller systems leading to an unbalance memory usage between node. -- 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>