Re: [patch 4/8] mm: vmscan: clarify LRU balancing close to OOM

[patch 0/8] page reclaim bits · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
[patch 1/8] mm: memcg: only evict file pages when we have plenty · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Rik van Riel <hidden> · 2012-12-12
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Michal Hocko <hidden> · 2012-12-13
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Simon Jeons <hidden> · 2012-12-16
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Michal Hocko <hidden> · 2012-12-17
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Simon Jeons <hidden> · 2012-12-19
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Mel Gorman <mgorman@suse.de> · 2012-12-19
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Simon Jeons <hidden> · 2012-12-13
Re: [patch 1/8] mm: memcg: only evict file pages when we have plenty · Simon Jeons <hidden> · 2012-12-13
[patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Rik van Riel <hidden> · 2012-12-12
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Simon Jeons <hidden> · 2012-12-13
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Michal Hocko <hidden> · 2012-12-13
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Michal Hocko <hidden> · 2012-12-13
RE: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Satoru Moriya <hidden> · 2012-12-13
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-14
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Michal Hocko <hidden> · 2012-12-14
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Rik van Riel <hidden> · 2012-12-14
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Michal Hocko <hidden> · 2012-12-14
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-15
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Michal Hocko <hidden> · 2012-12-17
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-17
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Michal Hocko <hidden> · 2012-12-17
RE: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Satoru Moriya <hidden> · 2012-12-14
RE: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Satoru Moriya <hidden> · 2012-12-14
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-13
Re: [patch 2/8] mm: vmscan: disregard swappiness shortly before going OOM · Mel Gorman <mgorman@suse.de> · 2012-12-13
[patch 4/8] mm: vmscan: clarify LRU balancing close to OOM · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 4/8] mm: vmscan: clarify LRU balancing close to OOM · Rik van Riel <hidden> · 2012-12-12
Re: [patch 4/8] mm: vmscan: clarify LRU balancing close to OOM · Mel Gorman <mgorman@suse.de> · 2012-12-13
[patch 5/8] mm: vmscan: improve comment on low-page cache handling · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 5/8] mm: vmscan: improve comment on low-page cache handling · Rik van Riel <hidden> · 2012-12-12
Re: [patch 5/8] mm: vmscan: improve comment on low-page cache handling · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 5/8] mm: vmscan: improve comment on low-page cache handling · Michal Hocko <hidden> · 2012-12-13
[patch 6/8] mm: vmscan: clean up get_scan_count() · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 6/8] mm: vmscan: clean up get_scan_count() · Rik van Riel <hidden> · 2012-12-12
Re: [patch 6/8] mm: vmscan: clean up get_scan_count() · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 6/8] mm: vmscan: clean up get_scan_count() · Michal Hocko <hidden> · 2012-12-13
[patch 7/8] mm: vmscan: compaction works against zones, not lruvecs · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 7/8] mm: vmscan: compaction works against zones, not lruvecs · Rik van Riel <hidden> · 2012-12-12
Re: [patch 7/8] mm: vmscan: compaction works against zones, not lruvecs · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 7/8] mm: vmscan: compaction works against zones, not lruvecs · Michal Hocko <hidden> · 2012-12-13
[patch 8/8] mm: reduce rmap overhead for ex-KSM page copies created on swap faults · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 8/8] mm: reduce rmap overhead for ex-KSM page copies created on swap faults · Rik van Riel <hidden> · 2012-12-12
[patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-12
Re: [patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Rik van Riel <hidden> · 2012-12-12
Re: [patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Mel Gorman <mgorman@suse.de> · 2012-12-13
Re: [patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-13
Re: [patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Michal Hocko <hidden> · 2012-12-13
Re: [patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Johannes Weiner <hannes@cmpxchg.org> · 2012-12-13
Re: [patch 3/8] mm: vmscan: save work scanning (almost) empty LRU lists · Michal Hocko <hidden> · 2012-12-14
Re: [patch 0/8] page reclaim bits · Andrew Morton <akpm@linux-foundation.org> · 2012-12-12

From: Mel Gorman <mgorman@suse.de>
Date: 2012-12-13 10:46:05
Also in: lkml

On Wed, Dec 12, 2012 at 04:43:36PM -0500, Johannes Weiner wrote:

There are currently several inter-LRU balancing heuristics that simply
get disabled when the reclaimer is at the last reclaim cycle before
giving up, but the code is quite cumbersome and not really obvious.

Make the heuristics visibly unreachable for the last reclaim cycle.

Signed-off-by: Johannes Weiner <hannes@cmpxchg.org>

Acked-by: Mel Gorman <mgorman@suse.de>

-- 
Mel Gorman
SUSE Labs

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