linux-kernel - Re: [PATCH] meminfo: show /proc/meminfo base on container's memcg

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Message-ID: <4FC6D881.4090706@jp.fujitsu.com>
Date:	Thu, 31 May 2012 11:33:37 +0900
From:	Kamezawa Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
To:	David Rientjes <rientjes@...gle.com>
CC:	KOSAKI Motohiro <kosaki.motohiro@...il.com>,
	Gao feng <gaofeng@...fujitsu.com>, hannes@...xchg.org,
	mhocko@...e.cz, bsingharora@...il.com, akpm@...ux-foundation.org,
	linux-kernel@...r.kernel.org, cgroups@...r.kernel.org,
	linux-mm@...ck.org, containers@...ts.linux-foundation.org
Subject: Re: [PATCH] meminfo: show /proc/meminfo base on container's memcg

(2012/05/31 10:31), David Rientjes wrote:
> On Thu, 31 May 2012, Kamezawa Hiroyuki wrote:
>
>>>> My test with sysfs node's meminfo seems to work...
>>>>
>>>> [root@...00-1 qqm]# mount --bind /sys/devices/system/node/node0/meminfo
>>>> /proc/meminfo
>>>> [root@...00-1 qqm]# cat /proc/meminfo
>>>>
>>>> Node 0 MemTotal:        8379636 kB
>>>
>>> This doesn't seem like a good idea unless the application supports the
>>> "Node 0" prefix in /proc/meminfo.
>>>
>> Of course, /cgroup/memory/..../memory.meminfo , a new file, will use the same
>> format of /proc/meminfo. Above is just an example of bind-mount.
>>
>
> It's not just a memcg issue, it would also be a cpusets issue.

I think you can add cpuset.meminfo.

Thanks,
-Kame

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