linux-kernel - Re: [PATCH v6 09/10] Display maximum tcp memory allocation in kmem cgroup

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Message-Id: <20111128132215.bbfbaa50.kamezawa.hiroyu@jp.fujitsu.com>
Date:	Mon, 28 Nov 2011 13:22:15 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	Glauber Costa <glommer@...allels.com>
Cc:	linux-kernel@...r.kernel.org, lizf@...fujitsu.com,
	ebiederm@...ssion.com, davem@...emloft.net, paul@...lmenage.org,
	gthelen@...gle.com, netdev@...r.kernel.org, linux-mm@...ck.org,
	kirill@...temov.name, avagin@...allels.com, devel@...nvz.org,
	eric.dumazet@...il.com, cgroups@...r.kernel.org
Subject: Re: [PATCH v6 09/10] Display maximum tcp memory allocation in kmem
 cgroup

On Fri, 25 Nov 2011 15:38:15 -0200
Glauber Costa <glommer@...allels.com> wrote:

> This patch introduces kmem.tcp.max_usage_in_bytes file, living in the
> kmem_cgroup filesystem. The root cgroup will display a value equal
> to RESOURCE_MAX. This is to avoid introducing any locking schemes in
> the network paths when cgroups are not being actively used.
> 
> All others, will see the maximum memory ever used by this cgroup.
> 
> Signed-off-by: Glauber Costa <glommer@...allels.com>
> CC: David S. Miller <davem@...emloft.net>
> CC: Hiroyouki Kamezawa <kamezawa.hiroyu@...fujitsu.com>
> CC: Eric W. Biederman <ebiederm@...ssion.com>

Reviewed-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>

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