From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262040AbTLPS70 (ORCPT ); Tue, 16 Dec 2003 13:59:26 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262052AbTLPS70 (ORCPT ); Tue, 16 Dec 2003 13:59:26 -0500 Received: from main.gmane.org ([80.91.224.249]:27616 "EHLO main.gmane.org") by vger.kernel.org with ESMTP id S262040AbTLPS7Z (ORCPT ); Tue, 16 Dec 2003 13:59:25 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: "Wes Felter" Subject: Re: [OT] Exists? kernel/library simulating cluster/multi-processor machine Date: Tue, 16 Dec 2003 12:59:22 -0600 Message-ID: References: <3FDE21EF.6070608@gmx.de> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7BIT X-Complaints-To: usenet@sea.gmane.org User-Agent: Pan/0.13.3 (That cat's something I can't explain) Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org On Mon, 15 Dec 2003 22:04:47 +0100, Prakash K. Cheemplavam wrote: > My question is, where there existes some sort of modified kernel or > library (perhaps a modified mpi libraray, as lbc uses mpi to > communicate) which simulates a cluster or multi-processor machines on a > single cpu machine (or a "bigger" cluster on a cluster). Why? Of course > it won't do anything good performance wise, But I want to see how well > the lbc works and getting access to big clusters isn't easy esp if you > want to tweak. Starting more than one process on one machine won't help, > as the processes with natrurally balance each other. Try User Mode Linux or Xen. http://user-mode-linux.sourceforge.net/ http://www.cl.cam.ac.uk/Research/SRG/netos/xen/ -- Wes Felter - wesley@felter.org - http://felter.org/wesley/