Messages in this thread | | | Date | Fri, 18 Apr 2014 13:05:43 -0700 | From | Andrew Morton <> | Subject | Re: [PATCH 0/2] Disable zone_reclaim_mode by default v2 |
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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. > > Those that require zone_reclaim_mode are likely to be able to detect when > it needs to be enabled and tune appropriately so lets have a sensible > default for the bulk of users. >
This patchset conflicts with
commit 70ef57e6c22c3323dce179b7d0d433c479266612 Author: Michal Hocko <mhocko@suse.cz> AuthorDate: Mon Apr 7 15:37:01 2014 -0700 Commit: Linus Torvalds <torvalds@linux-foundation.org> CommitDate: Mon Apr 7 16:35:50 2014 -0700
mm: exclude memoryless nodes from zone_reclaim
It was pretty simple to resolve, but please check that I didn't miss anything.
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