linux-kernel - Re: [PATCH 10/11] memcg: show inactive

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Date:	Tue, 2 Dec 2008 18:05:02 +0900
From:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
Cc:	LKML <linux-kernel@...r.kernel.org>, linux-mm <linux-mm@...ck.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Balbir Singh <balbir@...ux.vnet.ibm.com>,
	Rik van Riel <riel@...hat.com>
Subject: Re: [PATCH 10/11] memcg: show inactive_ratio

On Mon,  1 Dec 2008 21:19:08 +0900 (JST)
KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> wrote:

> add inactive_ratio field to memory.stat file.
> it is useful for memcg reclam debugging.
> 
Hmm...it seems no requirement for showing this in usual use.
I'll put this under CONFIG_DEBUG_VM.

Thanks,
-Kame

> 
> Signed-off-by: KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com>
> ---
>  mm/memcontrol.c |    3 +++
>  1 file changed, 3 insertions(+)
> 
> Index: b/mm/memcontrol.c
> ===================================================================
> --- a/mm/memcontrol.c
> +++ b/mm/memcontrol.c
> @@ -1796,6 +1796,9 @@ static int mem_control_stat_show(struct 
>  		cb->fill(cb, "unevictable", unevictable * PAGE_SIZE);
>  
>  	}
> +
> +	cb->fill(cb, "inactive_ratio", mem_cont->inactive_ratio);
> +
>  	return 0;
>  }
>  
> 
> 
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