linux-kernel - Re: [PATCH 4/6] memcg: move recent_rotated and recent

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Message-ID: <20120623095112.GO27816@cmpxchg.org>
Date:	Sat, 23 Jun 2012 11:51:13 +0200
From:	Johannes Weiner <hannes@...xchg.org>
To:	Wanpeng Li <liwp.linux@...il.com>
Cc:	linux-mm@...ck.org, Michal Hocko <mhocko@...e.cz>,
	Balbir Singh <bsingharora@...il.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Mel Gorman <mel@....ul.ie>, Minchan Kim <minchan@...nel.org>,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	Gavin Shan <shangw@...ux.vnet.ibm.com>
Subject: Re: [PATCH 4/6] memcg: move recent_rotated and recent_scanned
 informations

On Sat, Jun 23, 2012 at 02:17:39PM +0800, Wanpeng Li wrote:
> From: Wanpeng Li <liwp@...ux.vnet.ibm.com>
> 
> Move recent_rotated and recent_scanned prints next to inactive_anon,
> ative_anon, inactive_file, active_file, and unevictable prints to
> save developers' time. Since they have to go a long way(when cat memory.stat)
> to find recent_rotated and recent_scanned prints which has relationship
> with the memory cgroup we care. These prints are behind total_* which
> not just focus on the memory cgroup we care currently.

The hierarchical stats are about that memcg, too.  And I don't want to
turn on debugging and then look for the extra information hiding in
the middle of regular stats.
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