From mboxrd@z Thu Jan 1 00:00:00 1970 From: Sheng Yang Subject: Re: Make QEmu HPET disabled by default for KVM? Date: Thu, 11 Mar 2010 16:23:58 +0800 Message-ID: <201003111623.58755.sheng@linux.intel.com> References: <201003111552.54293.sheng@linux.intel.com> <4B98A294.7010104@redhat.com> Mime-Version: 1.0 Content-Type: Text/Plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit Cc: Marcelo Tosatti , kvm@vger.kernel.org To: Avi Kivity Return-path: Received: from mga09.intel.com ([134.134.136.24]:57450 "EHLO mga09.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751910Ab0CKIW2 (ORCPT ); Thu, 11 Mar 2010 03:22:28 -0500 In-Reply-To: <4B98A294.7010104@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On Thursday 11 March 2010 15:58:12 Avi Kivity wrote: > On 03/11/2010 09:52 AM, Sheng Yang wrote: > > I think we have already suffered enough timer issues due to this(e.g. I > > can't boot up well on 2.6.18 kernel)... > > 2.6.18 as guest or as host? Guest > > I have kept --no-hpet in my setup for > > months... > > Any details about the problems? HPET is important to some guests. > Seems like HPET reaction is too slow to satisfy some guests(for it would replace PIT). Here is the thread last time. http://thread.gmane.org/gmane.comp.emulators.kvm.devel/44899 -- regards Yang, Sheng