linux-kernel - Re: [patch 00/10] memcg naturalization -rc5

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Message-Id: <20111109090520.e9bf6a4f.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Wed, 9 Nov 2011 09:05:20 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Johannes Weiner <jweiner@...hat.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Michal Hocko <mhocko@...e.cz>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	Daisuke Nishimura <nishimura@....nes.nec.co.jp>,
	Balbir Singh <bsingharora@...il.com>,
	Ying Han <yinghan@...gle.com>,
	Greg Thelen <gthelen@...gle.com>,
	Michel Lespinasse <walken@...gle.com>,
	Rik van Riel <riel@...hat.com>,
	Minchan Kim <minchan.kim@...il.com>,
	Christoph Hellwig <hch@...radead.org>,
	Hugh Dickins <hughd@...gle.com>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org
Subject: Re: [patch 00/10] memcg naturalization -rc5

On Tue,  8 Nov 2011 22:23:18 +0100
Johannes Weiner <jweiner@...hat.com> wrote:

> This is version 5 of the memcg naturalization patches.
> 
> They enable traditional page reclaim to find pages from the per-memcg
> LRU lists, thereby getting rid of the double-LRU scheme (per global
> zone in addition to per memcg-zone) and the required extra list head
> per each page in the system.
> 
> The only change from version 4 is using the name `memcg' instead of
> `mem' for memcg pointers in code added in the series.
> 
> This series is based on v3.2-rc1.
> 
> memcg users and distributions are waiting for this because of the
> memory savings.  The changes for regular users that do not create
> memcgs in addition to the root memcg are minimal, and even smaller for
> users that disable the memcg feature at compile time.  Lastly, ongoing
> memcg development, like the breaking up of zone->lru_lock, fixing the
> soft limit implementation/memory guarantees and per-memcg reclaim
> statistics, is already based on this.
> 
> Thanks!

Thank you !.

It seems this series is in -mm now and all memcg patches should be based
on this work.

Note: Everyone, please CC cgroups@...r.kernel.org about cgroup related
changes.

Thanks,
-Kame

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