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Re: [RFC 0/4] try to reduce fragmenting fallbacks

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Hi Vlastimil,

sorry for the delay, I just got back from traveling.

On Thu, Sep 29, 2016 at 11:05:44PM +0200, Vlastimil Babka wrote:
> Hi Johannes,
> 
> here's something quick to try or ponder about. However, untested since it's too
> late here. Based on mmotm-2016-09-27-16-08 plus this fix [1]
> 
> [1] http://lkml.kernel.org/r/<cadadd38-6456-f58e-504f-cc18ddc47b3f@suse.cz>

Thanks for whipping something up, I'll give these a shot. 4/4 is
something I wondered about too. Let's see how this performs.

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Thread

Regression in mobility grouping? Johannes Weiner <hannes@cmpxchg.org> - 2016-09-28 03:50 +0200
  Re: Regression in mobility grouping? Vlastimil Babka <vbabka@suse.cz> - 2016-09-28 11:10 +0200
    Re: Regression in mobility grouping? Johannes Weiner <hannes@cmpxchg.org> - 2016-09-28 17:50 +0200
      Re: Regression in mobility grouping? Johannes Weiner <hannes@cmpxchg.org> - 2016-09-29 04:30 +0200
        Re: Regression in mobility grouping? Joonsoo Kim <iamjoonsoo.kim@lge.com> - 2016-09-29 08:10 +0200
          Re: Regression in mobility grouping? Johannes Weiner <hannes@cmpxchg.org> - 2016-09-29 18:20 +0200
        Re: Regression in mobility grouping? Vlastimil Babka <vbabka@suse.cz> - 2016-09-29 09:20 +0200
  Re: Regression in mobility grouping? Mel Gorman <mgorman@suse.de> - 2016-09-28 12:30 +0200
    Re: Regression in mobility grouping? Johannes Weiner <hannes@cmpxchg.org> - 2016-09-28 18:50 +0200
  [RFC 2/4] mm, compaction: add migratetype to compact_control Vlastimil Babka <vbabka@suse.cz> - 2016-09-29 23:10 +0200
  [RFC 1/4] mm, compaction: change migrate_async_suitable() to suitable_migration_source() Vlastimil Babka <vbabka@suse.cz> - 2016-09-29 23:10 +0200
  [RFC 3/4] mm, compaction: restrict async compaction to matching migratetype Vlastimil Babka <vbabka@suse.cz> - 2016-09-29 23:10 +0200
  [RFC 4/4] mm, page_alloc: disallow migratetype fallback in fastpath Vlastimil Babka <vbabka@suse.cz> - 2016-09-29 23:10 +0200
    Re: [RFC 4/4] mm, page_alloc: disallow migratetype fallback in  fastpath Vlastimil Babka <vbabka@suse.cz> - 2016-10-12 17:20 +0200
  [RFC 0/4] try to reduce fragmenting fallbacks Vlastimil Babka <vbabka@suse.cz> - 2016-09-29 23:10 +0200
    [RFC 5/4] mm, page_alloc: split smallest stolen page in fallback Vlastimil Babka <vbabka@suse.cz> - 2016-10-07 10:40 +0200
    Re: [RFC 0/4] try to reduce fragmenting fallbacks Johannes Weiner <hannes@cmpxchg.org> - 2016-10-10 19:30 +0200
    [RFC 6/4] mm, page_alloc: introduce MIGRATE_MIXED migratetype Vlastimil Babka <vbabka@suse.cz> - 2016-10-11 15:20 +0200

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