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From: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Subject: Re: [PATCH 4/5] add isolate pages vmstat
In-Reply-To: <alpine.DEB.1.10.0907101447370.14152@gentwo.org>
References: <20090710094934.17CA.A69D9226@jp.fujitsu.com> <alpine.DEB.1.10.0907101447370.14152@gentwo.org>
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Date: Mon, 13 Jul 2009 10:50:16 +0900 (JST)
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To: Christoph Lameter <cl@linux-foundation.org>
Cc: kosaki.motohiro@jp.fujitsu.com, LKML <linux-kernel@vger.kernel.org>, linux-mm <linux-mm@kvack.org>, Andrew Morton <akpm@linux-foundation.org>, Wu Fengguang <fengguang.wu@intel.com>, David Rientjes <rientjes@google.com>, Rik van Riel <riel@redhat.com>, Hugh Dickins <hugh.dickins@tiscali.co.uk>
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> On Fri, 10 Jul 2009, KOSAKI Motohiro wrote:
> 
> > Plus, current reclaim logic depend on the system have enough much pages on LRU.
> > Maybe we don't only need to limit #-of-reclaimer, but also need to limit #-of-migrator.
> > I think we can use similar logic.
> 
> I think your isolate pages counters can be used in both locations.
> 

I totally agree this :)




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