From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Tue, 16 Jan 2007 20:23:04 -0800 (PST) From: Christoph Lameter Subject: Re: [RFC 5/8] Make writeout during reclaim cpuset aware In-Reply-To: <200701170907.14670.ak@suse.de> Message-ID: References: <20070116054743.15358.77287.sendpatchset@schroedinger.engr.sgi.com> <20070116054809.15358.22246.sendpatchset@schroedinger.engr.sgi.com> <200701170907.14670.ak@suse.de> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: owner-linux-mm@kvack.org Return-Path: To: Andi Kleen Cc: akpm@osdl.org, Paul Menage , linux-kernel@vger.kernel.org, Nick Piggin , linux-mm@kvack.org, Paul Jackson , Dave Chinner List-ID: On Wed, 17 Jan 2007, Andi Kleen wrote: > On Tuesday 16 January 2007 16:48, Christoph Lameter wrote: > > Direct reclaim: cpuset aware writeout > > > > During direct reclaim we traverse down a zonelist and are carefully > > checking each zone if its a member of the active cpuset. But then we call > > pdflush without enforcing the same restrictions. In a larger system this > > may have the effect of a massive amount of pages being dirtied and then > > either > > Is there a reason this can't be just done by node, ignoring the cpusets? We want to writeout dirty pages that help our situation. Those are located on the nodes of the cpuset. -- 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