From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Abrahams Subject: Re: faster boot with -no-kvm? Date: Thu, 12 Apr 2007 10:27:36 -0400 Message-ID: <87ejmpy8fb.fsf@grogan.peloton> References: <87veg1ybb0.fsf@grogan.peloton> <461E3AA5.10408@qumranet.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Return-path: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org on Thu Apr 12 2007, Avi Kivity wrote: > David Abrahams wrote: >> When I start my Windows VM with -no-kvm, it seems to boot much more >> quickly than without. > > You probably have acpi enabled in Windows. This causes massive > slowdowns in kvm; the real fix will unfortunately require you to upgrade > your hardware. My physical hardware? Which part? Is starting the vm with -no-acpi insufficient? I just realized, I haven't been doing that. > There is a workaround: > > My Computer -> Properties -> Hardware -> Device Manager -> [Whatever's > under > Computer, unless it's "Standard PC"] -> Properties -> Update Driver -> > Not at this time -> Next -> Install > from a list -> Next -> Don't search -> Next -> Standard PC -> Next. > > "Standard PC" is the noacpi HAL. I'll try that, thanks. >> Also there's a long period, right after the VM >> changes its screen resolution from the 640x480 used for Windows' boot >> screen to 1280x1024, where the VM's screen goes all white. Is this >> all normal? >> > > That will be gone in kvm-19. OK, as long as it's well understood :) -- Dave Abrahams Boost Consulting http://www.boost-consulting.com Don't Miss BoostCon 2007! ==> http://www.boostcon.com ------------------------------------------------------------------------- Take Surveys. Earn Cash. Influence the Future of IT Join SourceForge.net's Techsay panel and you'll get the chance to share your opinions on IT & business topics through brief surveys-and earn cash http://www.techsay.com/default.php?page=join.php&p=sourceforge&CID=DEVDEV