From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Abrahams Subject: Re: kvm somehow exempt from frequency scaling? Date: Mon, 23 Apr 2007 20:17:04 -0400 Message-ID: <87y7ki62yn.fsf@grogan.peloton> References: <87veg6bck6.fsf@grogan.peloton> <4619EB19.20305@qumranet.com> <87mz1gj1pr.fsf@grogan.peloton> <461B3CBB.3040401@qumranet.com> <461B63E4.3080804@mr511.de> <87hcrnciom.fsf@grogan.peloton> <87fy76c1el.fsf@grogan.peloton> <461D1D3F.8050001@mr511.de> <87fy76ahkk.fsf@grogan.peloton> <461D2CFD.8040008@mr511.de> <87hcrm8too.fsf@grogan.peloton> <87k5wi741c.fsf@grogan.peloton> <461DA903.50902@qumranet.com> <87slb5zwj5.fsf@grogan.peloton> <461E16AA.8090704@qumranet.com> <87odltyay4.fsf@grogan.peloton> <461E3B4C.2020507@qumranet.com> <87d529wsja.fsf@grogan.peloton> <873b30u255.fsf@grogan.peloton> 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 Mon Apr 16 2007, David Abrahams wrote: > on Thu Apr 12 2007, David Abrahams wrote: > >> on Thu Apr 12 2007, Avi Kivity wrote: >> >>> qemu is getting cpu time, but not calling into kvm. >>> >>> I'll try to reproduce this locally, right now I'm completely bewildered >>> by this. >> >> FYI, if I listen to the radio in windows media player, I don't see the >> effect. KVM will take 18% or so of the CPU even when not on a visible >> workspace. > > And since ubuntu's update to kvm 1:16-1ubuntu2, I can't see the effect > at all, no matter what I do. I take it back. If I launch kvm and switch to another desktop immediately, I can come back a seemingly arbitrary amount of time later and it will not have finished booting. It also never seems to force the CPU frequency to 100%. AFAICT I am seeing exactly what I was seeing before. -- Dave Abrahams Boost Consulting http://www.boost-consulting.com Don't Miss BoostCon 2007! ==> http://www.boostcon.com ------------------------------------------------------------------------- This SF.net email is sponsored by DB2 Express Download DB2 Express C - the FREE version of DB2 express and take control of your XML. No limits. Just data. Click to get it now. http://sourceforge.net/powerbar/db2/