From mboxrd@z Thu Jan 1 00:00:00 1970 From: "David Evensky" Subject: Re: kvm-tools: can't seem to set guest_mac and KVM_GET_SUPPORTED_CPUID failed. Date: Thu, 17 Nov 2011 07:55:31 -0800 Message-ID: <20111117155531.GA25489@dancer.ca.sandia.gov> References: <20111117004246.GA1694@dancer.ca.sandia.gov> <1321510055.4221.5.camel@lappy> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: "Sasha Levin" Return-path: Received: from sentry-two.sandia.gov ([132.175.109.14]:33207 "EHLO sentry-two.sandia.gov" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932312Ab1KQPzs (ORCPT ); Thu, 17 Nov 2011 10:55:48 -0500 In-Reply-To: <1321510055.4221.5.camel@lappy> Content-Disposition: inline Sender: kvm-owner@vger.kernel.org List-ID: On Thu, Nov 17, 2011 at 08:07:35AM +0200, Sasha Levin wrote: > On Wed, 2011-11-16 at 16:42 -0800, David Evensky wrote: > > > > ... > This should be '-n mode=tap,guest_mac=00:11:11:11:11:11' > ... Thanks! > > > > Also, when I start the guest I sometimes get the following error message: > > > > # kvm run -k /path/to/bzImage-3.0.8 -m 256 -c 1 --name guest-15757 > > KVM_GET_SUPPORTED_CPUID failed: Argument list too long > > Heh, we were talking about it couple of weeks ago, but since I couldn't > reproduce it here (it was happening to me before, but now it's gone) the > discussing died. > > Could you please provide some statistics on how often it happens to you? > Also, can you try wrapping the ioctl with a 'while (1)' (theres only 1 > ioctl call to KVM_GET_SUPPORTED_CPUID) and see if it would happen at > some point? Last night I was getting it > 10%; but now that the sun has risen, of course I can't produce it with 10 tries with 3 sets of args that I was using. I did upgrade a few packages last night, but nothing that should affect this. > Thanks! > > > I haven't seen that before. > > > > Thanks, > > \dae > > ...