From mboxrd@z Thu Jan 1 00:00:00 1970 From: Gleb Natapov Subject: Re: cpu hotplug Date: Sun, 19 Sep 2010 15:40:45 +0200 Message-ID: <20100919134045.GU3008@redhat.com> References: <1284759576.9521.137.camel@frechmops.schnuffi.conrad.localdomain> <20100918143259.GA30158@morn.localdomain> <1284834474.9521.161.camel@frechmops.schnuffi.conrad.localdomain> <20100919063812.GN3008@redhat.com> <20100919132617.GA9143@morn.localdomain> <1284902975.9521.199.camel@frechmops.schnuffi.conrad.localdomain> <20100919133134.GT3008@redhat.com> <1284903347.9521.202.camel@frechmops.schnuffi.conrad.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: "Kevin O'Connor" , kvm@vger.kernel.org To: Conrad Wood Return-path: Received: from mx1.redhat.com ([209.132.183.28]:54501 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753712Ab0ISNkv (ORCPT ); Sun, 19 Sep 2010 09:40:51 -0400 Content-Disposition: inline In-Reply-To: <1284903347.9521.202.camel@frechmops.schnuffi.conrad.localdomain> Sender: kvm-owner@vger.kernel.org List-ID: On Sun, Sep 19, 2010 at 03:35:47PM +0200, Conrad Wood wrote: > > > > hm... that's the version I am using und it does not work here ;( > > > the hotplug itself seems to work but they're reported as halted. > > I told you this is cosmetic. They are working. > > I agree, the hotplug itself seems to be working! So why are you saying "I am using und it does not work here" above? > > > > > > > Then it seems to be a local misconfiguration. > > and if so, I would like to know what I have misconfigured. ;-) > and what I can do to persuade this version to provide me with > information about which cpus are online and offline. > halted state is not the way to check for whether cpu is online or offline. cpu may be online but executing hlt instruction so its state will be halted, but cpu itself is online. Actually with kvm today you are not able to check that cpu is offline if it was ever online. Query a guest for cpu status. -- Gleb.