From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:43825) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YAdSG-0001RU-KC for qemu-devel@nongnu.org; Mon, 12 Jan 2015 06:46:48 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YAdSB-0000y3-1t for qemu-devel@nongnu.org; Mon, 12 Jan 2015 06:46:44 -0500 Received: from mx1.redhat.com ([209.132.183.28]:43381) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YAdSA-0000xR-QV for qemu-devel@nongnu.org; Mon, 12 Jan 2015 06:46:38 -0500 Message-ID: <54B3B41A.7030607@redhat.com> Date: Mon, 12 Jan 2015 12:46:34 +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> <54B3B2F5.1090405@wiesinger.com> In-Reply-To: <54B3B2F5.1090405@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 12/01/2015 12:41, 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. > > With qemu-kvm 2.2.0 release from the above repository the 100% usage > didn't happen so far (although I had to reboot after kernel update). > > So it looks that qemu-kvm 2.1.x has major bugs regarding timer handling. > Any backporting planned? That's difficult without bisection pointing out where the bugs were fixed. 2.1.3 is scheduled real soon now and it will be the last release from the 2.1.x branch. Paolo