linux-kernel - Re: [PATCH 3/5] writeback: nr_dirtied and nr

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Message-ID: <20100913025831.GB7697@localhost>
Date:	Mon, 13 Sep 2010 10:58:32 +0800
From:	Wu Fengguang <fengguang.wu@...el.com>
To:	Michael Rubin <mrubin@...gle.com>
Cc:	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	"jack@...e.cz" <jack@...e.cz>, "riel@...hat.com" <riel@...hat.com>,
	"akpm@...ux-foundation.org" <akpm@...ux-foundation.org>,
	"david@...morbit.com" <david@...morbit.com>,
	"kosaki.motohiro@...fujitsu.com" <kosaki.motohiro@...fujitsu.com>,
	"npiggin@...nel.dk" <npiggin@...nel.dk>, "hch@....de" <hch@....de>,
	"axboe@...nel.dk" <axboe@...nel.dk>
Subject: Re: [PATCH 3/5] writeback: nr_dirtied and nr_written in
 /proc/vmstat

On Mon, Sep 13, 2010 at 04:30:38AM +0800, Michael Rubin wrote:
> To help developers and applications gain visibility into writeback
> behaviour adding two entries to vm_stat_items and /proc/vmstat. This
> will allow us to track the "written" and "dirtied" counts.
> 
>    # grep nr_dirtied /proc/vmstat
>    nr_dirtied 3747
>    # grep nr_written /proc/vmstat
>    nr_cleaned 3618

s/nr_cleaned/nr_written

Reviewed-by: Wu Fengguang <fengguang.wu@...el.com>
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