From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:46994) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QWu5t-0004F9-NB for qemu-devel@nongnu.org; Wed, 15 Jun 2011 13:41:34 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1QWu5r-00063a-85 for qemu-devel@nongnu.org; Wed, 15 Jun 2011 13:41:33 -0400 Received: from mx1.redhat.com ([209.132.183.28]:60142) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1QWu5q-00062w-6u for qemu-devel@nongnu.org; Wed, 15 Jun 2011 13:41:30 -0400 Date: Wed, 15 Jun 2011 14:22:22 -0300 From: Marcelo Tosatti Message-ID: <20110615172222.GA21227@amt.cnet> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Subject: Re: [Qemu-devel] [RFC] Specifying storage devices for live migration List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Avishay Traeger Cc: Anthony Liguori , qemu-devel@nongnu.org On Wed, Jun 15, 2011 at 02:06:21PM +0300, Avishay Traeger wrote: > > Hello all, > Currently there is no way to choose storage devices to be migrated. There > was some discussion about making the monitor API a bit more flexible, but > the code was never written: > http://lists.gnu.org/archive/html/qemu-devel/2009-11/msg01494.html > > So today users can choose only: > 1) No storage migrated > 2) All disks migrated with fully copy > 3) All disks migrated with incremental > > I'd like to write the code to allow users to choose which disks to migrate, > and how. What API would you recommend? What would break the least amount > of utilities? I'm unaware of any application that makes use of the -b flag, so if thats true breaking the changing the current syntax is fine. The one Liran suggests looks alright.