Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261684AbTH2Tqk (ORCPT ); Fri, 29 Aug 2003 15:46:40 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261692AbTH2Tqj (ORCPT ); Fri, 29 Aug 2003 15:46:39 -0400 Received: from web12807.mail.yahoo.com ([216.136.174.42]:51028 "HELO web12807.mail.yahoo.com") by vger.kernel.org with SMTP id S261684AbTH2Tqh (ORCPT ); Fri, 29 Aug 2003 15:46:37 -0400 Message-ID: <20030829194636.33817.qmail@web12807.mail.yahoo.com> Date: Fri, 29 Aug 2003 12:46:36 -0700 (PDT) From: Shantanu Goel Subject: Re: [VM PATCH] Faster reclamation of dirty pages and unused inode/dcache entries in 2.4.22 To: Andrea Arcangeli , Antonio Vargas , linux-kernel@vger.kernel.org, Marc-Christian Petersen In-Reply-To: <20030829192844.GB24409@dualathlon.random> 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: 2296 Lines: 81 Andrea, I'll test and submit a patch against -aa. Also, is there a common benchmark that you use to test for regression? Thanks, Shantanu --- Andrea Arcangeli wrote: > On Fri, Aug 29, 2003 at 11:57:28AM -0700, Mike Fedyk > wrote: > > [CCing AA & MCP] > > > > > --- Mike Fedyk wrote: > > > > But have you compared your patch with the VM > patches > > > > in -aa? Will your > > > > patch apply on -aa and make improvements there > too? > > > > > > > > In other words: Why would I want to use this > patch > > > > when I could use -aa? > > > > On Fri, Aug 29, 2003 at 11:46:44AM -0700, Shantanu > Goel wrote: > > > I prefer to run stock kernels so I don't have as > much > > > experience with the -aa patches. However, I > took a > > > look at the relevant code in 2.4.22pre7aa1 and I > > > believe my patch should help there as well. The > > > writepage() and page rotation behaviour is > similar to > > > stock 2.4.22 though the inactive_list is > per-classzone > > > in -aa. I am less sure about the inode/dcache > part > > > though under -aa. > > > > You need to integrate with -aa on the VM. It has > been hard enough for > > Andrea to get his stuff in, I doubt you will fair > any better. > > > > If your patch shows improvements when applied on > -aa Andrea will probably > > integrate it. > > yes, at this point in time I'm willing to merge only > anything that is an > obvious improvement. More doubious things would > better go in 2.6. > > I didn't see the patch in question, Shantanu, if > you're interested to > merge it in -aa, could you submit against > 2.4.22pre7aa1? Otherwise I'll > check it and possibly merge it myself later (i've > quite some backlog to > merge already for the short term, but it can go in > queue) > > > Marc/Andrea, what do you think? Any holes to poke > in this here patch? > > didn't check it yet. > > Andrea __________________________________ Do you Yahoo!? Yahoo! SiteBuilder - Free, easy-to-use web site design software http://sitebuilder.yahoo.com - 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/