Messages in this thread | | | Date | Fri, 18 Apr 2014 16:48:25 -0400 | From | "John Stoffel" <> | Subject | Re: [PATCH 0/2] Disable zone_reclaim_mode by default v2 |
| |
>>>>> "Andrew" == Andrew Morton <akpm@linux-foundation.org> writes:
Andrew> On Tue, 8 Apr 2014 09:22:58 +0100 Mel Gorman <mgorman@suse.de> 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.
| |