From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: I/O errors in guest OS after repeated migration Date: Thu, 18 Oct 2012 18:05:39 +0200 Message-ID: <508028D3.1070002@redhat.com> References: <4445323.hu543A05kM@pc10> <1584623.O3dV3x1EMv@pc10> <201210171325.45767.iggy@theiggy.com> <3011167.xvxMQSrSK0@pc10> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Brian Jackson , kvm@vger.kernel.org To: Guido Winkelmann Return-path: Received: from mx1.redhat.com ([209.132.183.28]:5155 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752992Ab2JRQFr (ORCPT ); Thu, 18 Oct 2012 12:05:47 -0400 In-Reply-To: <3011167.xvxMQSrSK0@pc10> Sender: kvm-owner@vger.kernel.org List-ID: On 10/18/2012 05:50 PM, Guido Winkelmann wrote: > Am Mittwoch, 17. Oktober 2012, 13:25:45 schrieb Brian Jackson: >> On Wednesday, October 17, 2012 10:45:14 AM Guido Winkelmann wrote: >> > vda1, logical block 1858771 >> > Oct 17 17:12:04 localhost kernel: [ 212.070600] Buffer I/O error on >> > device >> > vda1, logical block 1858772 >> > Oct 17 17:12:04 localhost kernel: [ 212.070602] Buffer I/O error on >> > device >> > vda1, logical block 1858773 >> > Oct 17 17:12:04 localhost kernel: [ 212.070605] Buffer I/O error on >> > device >> > vda1, logical block 1858774 >> > Oct 17 17:12:04 localhost kernel: [ 212.070607] Buffer I/O error on >> > device >> > vda1, logical block 1858775 >> > Oct 17 17:12:04 localhost kernel: [ 212.070610] Buffer I/O error on >> > device >> > vda1, logical block 1858776 >> > Oct 17 17:12:04 localhost kernel: [ 212.070612] Buffer I/O error on >> > device >> > vda1, logical block 1858777 >> > Oct 17 17:12:04 localhost kernel: [ 212.070615] Buffer I/O error on >> > device >> > vda1, logical block 1858778 >> > Oct 17 17:12:04 localhost kernel: [ 212.070617] Buffer I/O error on >> > device >> > vda1, logical block 1858779 >> > >> > (I was writing a large file at the time, to make sure I actually catch I/O >> > errors as they happen) >> >> What about newer versions of qemu/kvm? But of course if those work, your >> next task is going to be git bisect it or file a bug with your distro that >> is using an ancient version of qemu/kvm. > > I've just upgraded both hosts to qemu-kvm 1.2.0 (qemu-1.2.0-14.fc17.x86_64, > built from spec files under http://pkgs.fedoraproject.org/cgit/qemu.git/). > > The bug is still there. > If you let the guest go idle (no I/O), then migrate it, then restart the I/O, do the errors show? -- error compiling committee.c: too many arguments to function