From mboxrd@z Thu Jan 1 00:00:00 1970 Message-ID: <429F631E.6020401@engr.sgi.com> Date: Thu, 02 Jun 2005 14:50:54 -0500 From: Ray Bryant MIME-Version: 1.0 Subject: Re: Avoiding external fragmentation with a placement policy Version 12 References: <20050531112048.D2511E57A@skynet.csn.ul.ie> <429E20B6.2000907@austin.ibm.com> <429E4023.2010308@yahoo.com.au> <423970000.1117668514@flay> <429E483D.8010106@yahoo.com.au> <434510000.1117670555@flay> <429E50B8.1060405@yahoo.com.au> <429F2B26.9070509@austin.ibm.com> In-Reply-To: <429F2B26.9070509@austin.ibm.com> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: jschopp@austin.ibm.com Cc: Nick Piggin , "Martin J. Bligh" , Mel Gorman , linux-mm@kvack.org, linux-kernel@vger.kernel.org, akpm@osdl.org List-ID: > In summary here are the reasons I see to run with Mel's patch: > > 1. It really helps with medium-large allocations under memory pressure. > 2. Page migration defrag will need it. > 3. Memory hotplug remove will need it. > Could someone point me at the "Page migration defrag" patch, or describe what this is. Does this depend on the page migration patches from memory hotplug to move pages or is it something different? Thanks, -- Best Regards, Ray ----------------------------------------------- Ray Bryant 512-453-9679 (work) 512-507-7807 (cell) raybry@sgi.com raybry@austin.rr.com The box said: "Requires Windows 98 or better", so I installed Linux. ----------------------------------------------- -- 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: aart@kvack.org