>>>>> "Andrew" == Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> writes: Andrew> On Tue, 8 Apr 2014 09:22:58 +0100 Mel Gorman <mgorman@xxxxxxx> wrote: >> Changelog since v1 >> o topology comment updates >> >> When it was introduced, zone_reclaim_mode made sense as NUMA distances >> punished and workloads were generally partitioned to fit into a NUMA >> node. NUMA machines are now common but few of the workloads are NUMA-aware >> and it's routine to see major performance due to zone_reclaim_mode being >> enabled but relatively few can identify the problem. This is unclear here. "see major performance <what> due" doesn't make sense to me. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>