Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262906AbVCDQPj (ORCPT ); Fri, 4 Mar 2005 11:15:39 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262904AbVCDQPj (ORCPT ); Fri, 4 Mar 2005 11:15:39 -0500 Received: from omx1-ext.sgi.com ([192.48.179.11]:16610 "EHLO omx1.americas.sgi.com") by vger.kernel.org with ESMTP id S262614AbVCDQPX (ORCPT ); Fri, 4 Mar 2005 11:15:23 -0500 Date: Fri, 4 Mar 2005 08:15:10 -0800 (PST) From: Christoph Lameter X-X-Sender: clameter@schroedinger.engr.sgi.com To: Darren Williams cc: akpm@osdl.org, linux-kernel@vger.kernel.org, linux-ia64@vger.kernel.org Subject: Re: Page fault scalability patch V18: Overview In-Reply-To: <20050304024704.GG28102@cse.unsw.EDU.AU> Message-ID: References: <20050304021847.GF28102@cse.unsw.EDU.AU> <20050304024704.GG28102@cse.unsw.EDU.AU> 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: 2806 Lines: 75 Make sure that scrubd_stop on startup is set to 2 and no zero in mm/scrubd.c. The current patch on oss.sgi.com may have that set to zero. On Fri, 4 Mar 2005, Darren Williams wrote: > Hi Darren > > On Fri, 04 Mar 2005, Darren Williams wrote: > > > Hi Christoph > > > > On Tue, 01 Mar 2005, Christoph Lameter wrote: > > > > > Is there any chance that this patchset could go into mm now? This has been > > > discussed since last August.... > > > > > > Changelog: > > > > > > V17->V18 Rediff against 2.6.11-rc5-bk4 > > > > Just applied this patch against 2.6.11, however with the patch applied > > and all the aditional config options not set, the kernel hangs at > > Freeing unused kernel memory: 240kB freed > > FYI: > > > > boot atomic prezero > > OK on on > > fail off on > > fail off off > > OK on off > > A bit extra info on the system: > HP rx8620 Itanium(R) 2 16way > > > > > > V16->V17 Do not increment page_count in do_wp_page. Performance data > > > posted. > > > V15->V16 of this patch: Redesign to allow full backback > > > for architectures that do not supporting atomic operations. > > > > > > An introduction to what this patch does and a patch archive can be found on > > > http://oss.sgi.com/projects/page_fault_performance. The archive also has the > > > result of various performance tests (LMBench, Microbenchmark and > > > kernel compiles). > > > > > > The basic approach in this patchset is the same as used in SGI's 2.4.X > > > based kernels which have been in production use in ProPack 3 for a long time. > > > > > > The patchset is composed of 4 patches (and was tested against 2.6.11-rc5-bk4): > > > > > [SNIP] > > > > > - > > > To unsubscribe from this list: send the line "unsubscribe linux-ia64" in > > > the body of a message to majordomo@vger.kernel.org > > > More majordomo info at http://vger.kernel.org/majordomo-info.html > > -------------------------------------------------- > > Darren Williams > > Gelato@UNSW > > -------------------------------------------------- > > - > > 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/ > -------------------------------------------------- > Darren Williams > Gelato@UNSW > -------------------------------------------------- > - 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/