From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38869) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UjfWR-0006XH-1e for qemu-devel@nongnu.org; Mon, 03 Jun 2013 20:54:49 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1UjfWN-000263-9s for qemu-devel@nongnu.org; Mon, 03 Jun 2013 20:54:46 -0400 Received: from [159.226.40.66] (port=38148 helo=mail.ncic.ac.cn) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1UjfWM-00023c-UR for qemu-devel@nongnu.org; Mon, 03 Jun 2013 20:54:43 -0400 Message-ID: <51AD3AC7.5070003@ncic.ac.cn> Date: Tue, 04 Jun 2013 08:54:31 +0800 From: "Steven.G" MIME-Version: 1.0 References: <51AC0183.5050407@ncic.ac.cn> <27d16396-3e26-42c8-a2ea-112a943d977c@theiggy.com> In-Reply-To: <27d16396-3e26-42c8-a2ea-112a943d977c@theiggy.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] Boot guest OS on many nodes? List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Brian Jackson Cc: qemu-devel@nongnu.org Thanks very much, > On Sunday, June 2, 2013 9:37:55 PM CDT, Steven.G wrote: >> Dear all, >> >> I've a scene, >> I have many host nodes with linux kernels, and I want to boot one guest >> OS on all these nodes use QEMU/KVM. In order that I can use all the >> physical CPUs and Mems distributed on these linux nodes, and the Guest >> looks like a SMP or shared-memory system. >> How can I use QEMU/KVM to achieve this?Any one helps me with some basic >> ideas. > > > You can't. That's not the way KVM works. You probably want something > more along the lines of SSI (single system image). > If I change the QEMU codes to adapt this using some mechanism like RPC to communicate within nodes, and register CPUs and Mems to the seabios when booting the guest, throw some qemu vcpu threads to remote nodes. Do I have a chance? >> >> Best regards >> >> Steven >> >> >> > >