Re: [PATCH 4.6] mm: wake kcompactd before kswapd's short sleep

From	Rik van Riel <riel@redhat.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH 4.6] mm: wake kcompactd before kswapd's short sleep
Date	2016-04-20 20:10 +0200
Message-ID	<rq4JC-3Ai-43@gated-at.bofh.it> (permalink)
References	<rpKBb-4bP-9@gated-at.bofh.it>
Organization	Red Hat, Inc.

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On Tue, 2016-04-19 at 22:36 +0200, Vlastimil Babka wrote:
> When kswapd goes to sleep it checks if the node is balanced and at
> first it
> sleeps only for HZ/10 time, then rechecks if the node is still
> balanced and
> nobody has woken it during the initial sleep. Only then it goes fully
> sleep
> until an allocation slowpath wakes it up again.
> 

Reviewed-by: Rik van Riel <riel@redhat.com>

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[PATCH 4.6] mm: wake kcompactd before kswapd's short sleep Vlastimil Babka <vbabka@suse.cz> - 2016-04-19 22:40 +0200
  Re: [PATCH 4.6] mm: wake kcompactd before kswapd's short sleep Rik van Riel <riel@redhat.com> - 2016-04-20 20:10 +0200

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