From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:42818) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y9LnG-0006WO-Qs for qemu-devel@nongnu.org; Thu, 08 Jan 2015 17:43:07 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1Y9LnE-0004H5-51 for qemu-devel@nongnu.org; Thu, 08 Jan 2015 17:43:06 -0500 Received: from mx1.redhat.com ([209.132.183.28]:50603) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1Y9LnD-0004Gz-UQ for qemu-devel@nongnu.org; Thu, 08 Jan 2015 17:43:04 -0500 Message-ID: <54AF07F1.8020202@redhat.com> Date: Thu, 08 Jan 2015 23:42:57 +0100 From: Paolo Bonzini MIME-Version: 1.0 References: <54AE87C1.2060907@wiesinger.com> <54AEBD43.2060705@redhat.com> <54AEC877.9080600@wiesinger.com> <54AECAF3.3060909@redhat.com> <54AF047D.8010009@wiesinger.com> In-Reply-To: <54AF047D.8010009@wiesinger.com> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Subject: Re: [Qemu-devel] Fedora FC21 - Bug: 100% CPU and hangs in gettimeofday(&tp, NULL); forever List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Gerhard Wiesinger , qemu-devel@nongnu.org On 08/01/2015 23:28, Gerhard Wiesinger wrote: >> > > Updated to 2.2.0 qemu-kvm release, worked seemless so far for all VMs. > > I'll keep you up to date in the next days whether it happens again or not. > > BTW: Has something changed in the time code area between 1.6.2 and 2.1.2? Most of this is actually in the kernel, but sometimes even reading/writing the status out of the kernel can trigger bugs. 2.2 has more robust live migration of the kvm pv clock, but fixing that also uncovered a few other bugs and it's possible they were latent in 2.1. Crossing fingers. Paolo