From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailman by lists.gnu.org with tmda-scanned (Exim 4.43) id 1MOu2I-00041U-Ii for qemu-devel@nongnu.org; Thu, 09 Jul 2009 09:51:42 -0400 Received: from exim by lists.gnu.org with spam-scanned (Exim 4.43) id 1MOu2D-0003yQ-PX for qemu-devel@nongnu.org; Thu, 09 Jul 2009 09:51:42 -0400 Received: from [199.232.76.173] (port=36567 helo=monty-python.gnu.org) by lists.gnu.org with esmtp (Exim 4.43) id 1MOu2D-0003xo-FC for qemu-devel@nongnu.org; Thu, 09 Jul 2009 09:51:37 -0400 Received: from mail-qy0-f174.google.com ([209.85.221.174]:49158) by monty-python.gnu.org with esmtp (Exim 4.60) (envelope-from ) id 1MOu2D-0001ia-5W for qemu-devel@nongnu.org; Thu, 09 Jul 2009 09:51:37 -0400 Received: by qyk4 with SMTP id 4so94098qyk.4 for ; Thu, 09 Jul 2009 06:51:36 -0700 (PDT) Message-ID: <4A55F5E6.1020405@codemonkey.ws> Date: Thu, 09 Jul 2009 08:51:34 -0500 From: Anthony Liguori MIME-Version: 1.0 Subject: Re: [Qemu-devel] [PATCH 0/3] add "core dump"-like capability References: <1247140059-5034-1-git-send-email-pbonzini@redhat.com> <4A55F3DD.3080802@codemonkey.ws> <4A55F49F.1070601@redhat.com> In-Reply-To: <4A55F49F.1070601@redhat.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit List-Id: qemu-devel.nongnu.org List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Paolo Bonzini Cc: qemu-devel@nongnu.org Paolo Bonzini wrote: > >> But really, live migration gives you all the state you need. Why not >> just introduce a third-party program that you could live migrate to via >> exec? > > dd can be such a program, but how would you restart the VM at the end > of migration? Originally, if exec: returns a non-zero status, the VM was automatically restarted. We should restore that functionality. Regards, Anthony Liguori > Paolo