From mboxrd@z Thu Jan 1 00:00:00 1970 From: Matt Mullins Subject: Re: Live migration locks up 3.2 guests in do_timer(ticks ~ 500000) Date: Mon, 27 Oct 2014 11:42:16 -0700 Message-ID: <20141027184216.GA29098@hydra.tuxags.com> References: <20140908055416.GE23305@hydra.tuxags.com> <540D663E.2070905@redhat.com> <20140908155642.GF23305@hydra.tuxags.com> <540DD6E6.70409@redhat.com> <20140910065349.GM23305@hydra.tuxags.com> <20140915181441.GN23305@hydra.tuxags.com> <5417F801.20408@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: kvm@vger.kernel.org To: Paolo Bonzini Return-path: Received: from hydra.tuxags.com ([64.13.172.54]:38416 "EHLO mail.tuxags.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751977AbaJ0Sts (ORCPT ); Mon, 27 Oct 2014 14:49:48 -0400 Content-Disposition: inline In-Reply-To: <5417F801.20408@redhat.com> Sender: kvm-owner@vger.kernel.org List-ID: On Tue, Sep 16, 2014 at 10:42:41AM +0200, Paolo Bonzini wrote: > Il 15/09/2014 20:14, Matt Mullins ha scritto: > > I'm not really sure what to look at from here. I suppose leaving kvmclock > > disabled is a workaround for now, but is there a major disadvantage to doing > > so? > > Sorry for not following up. I think we have QEMU patches to fix this > issue. I'll reply as soon as they are available in a git tree. Do you have any more information on the fix? Are there any downsides if I disable kvmclock for my guests instead?