From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43268) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEscB-0002co-Dj for qemu-devel@nongnu.org; Mon, 20 Jun 2016 02:23:20 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1bEsc7-0004vO-5t for qemu-devel@nongnu.org; Mon, 20 Jun 2016 02:23:18 -0400 Received: from mga09.intel.com ([134.134.136.24]:40257) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1bEsc6-0004vJ-Vx for qemu-devel@nongnu.org; Mon, 20 Jun 2016 02:23:15 -0400 Date: Mon, 20 Jun 2016 14:12:17 +0800 From: Chao Peng Message-ID: <20160620061217.GF21465@pengc-linux.bj.intel.com> Reply-To: Chao Peng References: <1466151257-96318-1-git-send-email-chao.p.peng@linux.intel.com> <20160619035104.GA13650@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20160619035104.GA13650@redhat.com> Subject: Re: [Qemu-devel] [RFC 0/9] Introduce light weight PC platform pc-lite List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "Michael S. Tsirkin" Cc: qemu-devel@nongnu.org, gor Mammedov , Xiao Guangrong , Paolo Bonzini , Richard Henderson , Eduardo Habkost , Haozhong Zhang On Sun, Jun 19, 2016 at 06:51:04AM +0300, Michael S. Tsirkin wrote: > On Fri, Jun 17, 2016 at 04:14:08AM -0400, Chao Peng wrote: > > - it is FAST; > > Any numbers to demonstrate just how fast it is and fast at what? On a 2.30GHz Haswell server, guest kernel booting time is 59.9ms by following test steps listed at https://github.com/chao-p/qemu-lite-tools Ran the same test with "-machine q35", the guest kernel booting time is 129.8ms. There is additional 75ms in SeaBIOS for Q35 case. Thanks, Chao