Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751649AbWHUNcv (ORCPT ); Mon, 21 Aug 2006 09:32:51 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751878AbWHUNcu (ORCPT ); Mon, 21 Aug 2006 09:32:50 -0400 Received: from mailhub.sw.ru ([195.214.233.200]:39442 "EHLO relay.sw.ru") by vger.kernel.org with ESMTP id S1751649AbWHUNcu (ORCPT ); Mon, 21 Aug 2006 09:32:50 -0400 Message-ID: <44E9B69D.9060109@sw.ru> Date: Mon, 21 Aug 2006 17:35:25 +0400 From: Kirill Korotaev User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.13) Gecko/20060417 X-Accept-Language: en-us, en, ru MIME-Version: 1.0 To: Andrew Morton CC: Dave Hansen , Rik van Riel , ckrm-tech@lists.sourceforge.net, Christoph@sc8-sf-spam2-b.sourceforge.net, List , Hellwig , Andrey Savochkin , Alan Cox , Linux@sc8-sf-spam2-b.sourceforge.net, rohitseth@google.com, hugh@veritas.com, Ingo Molnar , Pavel Emelianov , devel@openvz.org, Andi Kleen Subject: Re: [ckrm-tech] [PATCH 4/7] UBC: syscalls (user interface) References: <44E33893.6020700@sw.ru> <44E33C3F.3010509@sw.ru> <1155752277.22595.70.camel@galaxy.corp.google.com> <1155755069.24077.392.camel@localhost.localdomain> <1155756170.22595.109.camel@galaxy.corp.google.com> <44E45D6A.8000003@sw.ru> <20060817084033.f199d4c7.akpm@osdl.org> <20060818120809.B11407@castle.nmd.msu.ru> <1155912348.9274.83.camel@localhost.localdomain> <20060818094248.cdca152d.akpm@osdl.org> In-Reply-To: <20060818094248.cdca152d.akpm@osdl.org> Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 661 Lines: 14 Andrew Morton wrote: > I have this mad idea that you can divide a 128GB machine up into 256 fake > NUMA nodes, then you use each "node" as a 512MB unit of memory allocation. > So that 4.5GB job would be placed within an exclusive cpuset which has nine > "mems" (what are these called?) and voila: the job has a hard 4.5GB limit, > no kernel changes needed. this doesn't allow memory overcommitment, does it? Kirill - 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/