Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932531AbVKWV0I (ORCPT ); Wed, 23 Nov 2005 16:26:08 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S932529AbVKWV0H (ORCPT ); Wed, 23 Nov 2005 16:26:07 -0500 Received: from omx3-ext.sgi.com ([192.48.171.20]:55222 "EHLO omx3.sgi.com") by vger.kernel.org with ESMTP id S932531AbVKWV0F (ORCPT ); Wed, 23 Nov 2005 16:26:05 -0500 Date: Wed, 23 Nov 2005 13:25:50 -0800 (PST) From: Christoph Lameter To: Rohit Seth cc: Andrew Morton , torvalds@osdl.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH]: Free pages from local pcp lists under tight memory conditions In-Reply-To: <1132779605.25086.69.camel@akash.sc.intel.com> Message-ID: References: <20051122161000.A22430@unix-os.sc.intel.com> <1132775194.25086.54.camel@akash.sc.intel.com> <20051123115545.69087adf.akpm@osdl.org> <1132779605.25086.69.camel@akash.sc.intel.com> MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 694 Lines: 15 On Wed, 23 Nov 2005, Rohit Seth wrote: > I thought Nick et.al came up with some of the constant values like batch > size to tackle the page coloring issue specifically. In any case, I > think one of the key difference between 2.4 and 2.6 allocators is the > pcp list. And even with the minuscule batch and high watermarks this is > helping ordinary benchmarks (by reducing the variation from run to run). Could you share some benchmark results? - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/