Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1750947AbWIUBdg (ORCPT ); Wed, 20 Sep 2006 21:33:36 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1750950AbWIUBdg (ORCPT ); Wed, 20 Sep 2006 21:33:36 -0400 Received: from e34.co.us.ibm.com ([32.97.110.152]:46507 "EHLO e34.co.us.ibm.com") by vger.kernel.org with ESMTP id S1750946AbWIUBdf (ORCPT ); Wed, 20 Sep 2006 21:33:35 -0400 Subject: Re: [ckrm-tech] [patch02/05]: Containers(V2)- Generic Linux kernel changes From: Chandra Seetharaman Reply-To: sekharan@us.ibm.com To: Christoph Lameter Cc: Andi Kleen , rohitseth@google.com, linux-kernel , devel@openvz.org, CKRM-Tech In-Reply-To: References: <1158718722.29000.50.camel@galaxy.corp.google.com> <1158770670.8574.26.camel@galaxy.corp.google.com> <200609202014.48815.ak@suse.de> Content-Type: text/plain Organization: IBM Date: Wed, 20 Sep 2006 18:33:32 -0700 Message-Id: <1158802412.6536.127.camel@linuxchandra> Mime-Version: 1.0 X-Mailer: Evolution 2.0.4 (2.0.4-7) Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1348 Lines: 33 On Wed, 2006-09-20 at 17:23 -0700, Christoph Lameter wrote: > On Wed, 20 Sep 2006, Andi Kleen wrote: > > > There are lots of different cases. At least for anonymous memory > > ->mapping should be free. Perhaps that could be used for anonymous > > memory and a separate data structure for the important others. > > mapping is used for swap and to point to the anon vma. > > > slab should have at least one field free too, although it might be a different > > one (iirc Christoph's rewrite uses more than the current slab, but it would > > surprise me if he needed all) > > slab currently has lots of fields free but my rewrite uses all of them. > And AFAICT this patchset does not track slab pages. > > Hmm.... Build a radix tree with pointers to the pages? Yes, that would be a way to isolate the overhead. -- ---------------------------------------------------------------------- Chandra Seetharaman | Be careful what you choose.... - sekharan@us.ibm.com | .......you may get it. ---------------------------------------------------------------------- - 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/