From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sd0109e.au.ibm.com (d23rh905.au.ibm.com [202.81.18.225]) by e23smtp06.au.ibm.com (8.13.1/8.13.1) with ESMTP id m5U42cYI007315 for ; Mon, 30 Jun 2008 14:02:38 +1000 Received: from d23av02.au.ibm.com (d23av02.au.ibm.com [9.190.235.138]) by sd0109e.au.ibm.com (8.13.8/8.13.8/NCO v9.0) with ESMTP id m5U40f0o087304 for ; Mon, 30 Jun 2008 14:00:42 +1000 Received: from d23av02.au.ibm.com (loopback [127.0.0.1]) by d23av02.au.ibm.com (8.12.11.20060308/8.13.3) with ESMTP id m5U40fVn017186 for ; Mon, 30 Jun 2008 14:00:41 +1000 Message-ID: <48685A72.3090102@linux.vnet.ibm.com> Date: Mon, 30 Jun 2008 09:30:50 +0530 From: Balbir Singh Reply-To: balbir@linux.vnet.ibm.com MIME-Version: 1.0 Subject: Re: [RFC 0/5] Memory controller soft limit introduction (v3) References: <20080627151808.31664.36047.sendpatchset@balbir-laptop> <20080628133615.a5fa16cf.kamezawa.hiroyu@jp.fujitsu.com> <4867174B.3090005@linux.vnet.ibm.com> <20080630102054.ee214765.kamezawa.hiroyu@jp.fujitsu.com> <486855DF.2070100@linux.vnet.ibm.com> <20080630125737.4b14785f.kamezawa.hiroyu@jp.fujitsu.com> In-Reply-To: <20080630125737.4b14785f.kamezawa.hiroyu@jp.fujitsu.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: KAMEZAWA Hiroyuki Cc: Andrew Morton , YAMAMOTO Takashi , Paul Menage , linux-kernel@vger.kernel.org, linux-mm@kvack.org List-ID: KAMEZAWA Hiroyuki wrote: > Hmm, that is the case where "share" works well. Why soft-limit ? > i/o conroller doesn't support share ? (I don' know sorry.) > Share is a proportional allocation of a resource. Typically that resource is soft-limits, but not necessarily. If we re-use resource counters, my expectation is that A share implementation would under-neath use soft-limits. > yes. what I want to say is you should take care of this. > Yes, it will > Anyway, I think you should revisit the whole memory reclaim and fixes small bugs? > which doesn't meet soft-limit. > I'll revisit the full thing, I am revisiting parts of it as I write the soft limit feature. -- Warm Regards, Balbir Singh Linux Technology Center IBM, ISTL -- 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/ . Don't email: email@kvack.org