From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail137.messagelabs.com (mail137.messagelabs.com [216.82.249.19]) by kanga.kvack.org (Postfix) with ESMTP id 6D5F260080F for ; Mon, 23 Aug 2010 22:42:44 -0400 (EDT) Received: from kpbe18.cbf.corp.google.com (kpbe18.cbf.corp.google.com [172.25.105.82]) by smtp-out.google.com with ESMTP id o7O2gfQH012412 for ; Mon, 23 Aug 2010 19:42:41 -0700 Received: from ywg4 (ywg4.prod.google.com [10.192.7.4]) by kpbe18.cbf.corp.google.com with ESMTP id o7O2gerL029602 for ; Mon, 23 Aug 2010 19:42:40 -0700 Received: by ywg4 with SMTP id 4so2958530ywg.7 for ; Mon, 23 Aug 2010 19:42:40 -0700 (PDT) MIME-Version: 1.0 In-Reply-To: <20100824021136.GA9254@localhost> References: <20100821054808.GA29869@localhost> <20100824100943.F3B6.A69D9226@jp.fujitsu.com> <20100824021136.GA9254@localhost> From: Michael Rubin Date: Mon, 23 Aug 2010 19:42:20 -0700 Message-ID: Subject: Re: [PATCH 4/4] writeback: Reporting dirty thresholds in /proc/vmstat Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Sender: owner-linux-mm@kvack.org To: Wu Fengguang Cc: KOSAKI Motohiro , Peter Zijlstra , "linux-kernel@vger.kernel.org" , "linux-fsdevel@vger.kernel.org" , "linux-mm@kvack.org" , "jack@suse.cz" , "riel@redhat.com" , "akpm@linux-foundation.org" , "david@fromorbit.com" , "npiggin@kernel.dk" , "hch@lst.de" , "axboe@kernel.dk" List-ID: On Mon, Aug 23, 2010 at 7:11 PM, Wu Fengguang wrot= e: > Sorry for giving a wrong example. Hope this one is better: > > $ cat /debug/bdi/default/stats > [...] > DirtyThresh: =A0 =A0 =A0 1838904 kB > BackgroundThresh: =A0 919452 kB > [...] > > It's a trick to avoid messing with real devices :) That's cool. And it's the exact code path :-) mrubin -- 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