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Date: Mon, 25 Apr 2011 08:26:42 +0900
From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Subject: Re: [PATCH V7 4/9] Add memcg kswapd thread pool
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To: Ying Han <yinghan@google.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Minchan Kim <minchan.kim@gmail.com>, Daisuke Nishimura <nishimura@mxp.nes.nec.co.jp>, Balbir Singh <balbir@linux.vnet.ibm.com>, Tejun Heo <tj@kernel.org>, Pavel Emelyanov <xemul@openvz.org>, Andrew Morton <akpm@linux-foundation.org>, Li Zefan <lizf@cn.fujitsu.com>, Mel Gorman <mel@csn.ul.ie>, Christoph Lameter <cl@linux.com>, Johannes Weiner <hannes@cmpxchg.org>, Rik van Riel <riel@redhat.com>, Hugh Dickins <hughd@google.com>, Michal Hocko <mhocko@suse.cz>, Dave Hansen <dave@linux.vnet.ibm.com>, Zhu Yanhai <zhu.yanhai@gmail.com>, linux-mm@kvack.org

On Fri, 22 Apr 2011 00:59:26 -0700
Ying Han <yinghan@google.com> wrote:

> On Fri, Apr 22, 2011 at 12:46 AM, KAMEZAWA Hiroyuki <
> kamezawa.hiroyu@jp.fujitsu.com> wrote:

> > From this, I feel I need to use unbound workqueue. BTW, with patches for
> > current thread pool model, I think starvation problem by dirty pages
> > cannot be seen.
> > Anyway, I'll give a try.
> >
> 
> Then do you suggest me to wait for your patch for my next post?
> 

I used most of weekend for background reclaim on workqueue and I changed many
things based on your patch (but dropped most of kswapd descriptor...patches.)

I'll post it today after some tests on machines in my office. It worked well
on my laptop.

Thanks,
-Kame

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