From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx199.postini.com [74.125.245.199]) by kanga.kvack.org (Postfix) with SMTP id A274C6B005D for ; Thu, 31 May 2012 02:28:56 -0400 (EDT) Received: by pbbrp2 with SMTP id rp2so1223043pbb.14 for ; Wed, 30 May 2012 23:28:56 -0700 (PDT) Date: Wed, 30 May 2012 23:28:54 -0700 (PDT) From: David Rientjes Subject: Re: [PATCH] meminfo: show /proc/meminfo base on container's memcg In-Reply-To: <4FC70E5E.1010003@gmail.com> Message-ID: References: <1338260214-21919-1-git-send-email-gaofeng@cn.fujitsu.com> <4FC6B68C.2070703@jp.fujitsu.com> <4FC6BC3E.5010807@jp.fujitsu.com> <4FC6C111.2060108@jp.fujitsu.com> <4FC6D881.4090706@jp.fujitsu.com> <4FC70355.70805@jp.fujitsu.com> <4FC70E5E.1010003@gmail.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: KOSAKI Motohiro Cc: Kamezawa Hiroyuki , Gao feng , hannes@cmpxchg.org, mhocko@suse.cz, bsingharora@gmail.com, akpm@linux-foundation.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, linux-mm@kvack.org, containers@lists.linux-foundation.org On Thu, 31 May 2012, KOSAKI Motohiro wrote: > > An application should always know the cgroup that its attached to and be > > able to read its state using the command that I gave earlier. > > No. you don't need why userland folks want namespaces. Even though you don't > need namespaces. It doesn't good reason to refuse another use case. > This is tangent to the discussion, we need to revisit why an application other than a daemon managing a set of memcgs would ever need to know the information in /proc/meminfo. No use-case was ever presented in the changelog and its not clear how this is at all relevant. So before changing the kernel, please describe how this actually matters in a real- world scenario. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: email@kvack.org