From: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
To: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Andrew Morton <akpm@linux-foundation.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"nishimura@mxp.nes.nec.co.jp" <nishimura@mxp.nes.nec.co.jp>,
"kosaki.motohiro@jp.fujitsu.com" <kosaki.motohiro@jp.fujitsu.com>,
"minchan.kim@gmail.com" <minchan.kim@gmail.com>,
"mgorman@suse.de" <mgorman@suse.de>,
Ying Han <yinghan@google.com>
Subject: Re: [PATCH v2] fix get_scan_count for working well with small targets
Date: Wed, 27 Apr 2011 12:09:31 +0900 [thread overview]
Message-ID: <20110427120931.a993890f.kamezawa.hiroyu@jp.fujitsu.com> (raw)
In-Reply-To: <20110427105031.db203b95.kamezawa.hiroyu@jp.fujitsu.com>
On Wed, 27 Apr 2011 10:50:31 +0900
KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com> wrote:
> On Tue, 26 Apr 2011 13:59:34 -0700
> Andrew Morton <akpm@linux-foundation.org> wrote:
>
> > What about simply removing the nr_saved_scan logic and permitting small
> > scans? That simplifies the code and I bet it makes no measurable
> > performance difference.
> >
>
> ok, v2 here. How this looks ?
> For memcg, I think I should add select_victim_node() for direct reclaim,
> then, we'll be tune big memcg using small memory on a zone case.
>
Ah, sorry this v2 doesn't remove nr_saved_scan in reclaim_stat. ...
I will send v3.
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next prev parent reply other threads:[~2011-04-27 3:16 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-26 9:17 [PATCH] " KAMEZAWA Hiroyuki
2011-04-26 17:36 ` Ying Han
2011-04-26 23:58 ` KAMEZAWA Hiroyuki
2011-04-26 20:59 ` Andrew Morton
2011-04-26 23:46 ` KAMEZAWA Hiroyuki
2011-04-27 1:50 ` [PATCH v2] " KAMEZAWA Hiroyuki
2011-04-27 3:09 ` KAMEZAWA Hiroyuki [this message]
2011-04-27 5:08 ` Minchan Kim
2011-04-27 5:31 ` KAMEZAWA Hiroyuki
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