From mboxrd@z Thu Jan 1 00:00:00 1970 From: Zhang Haoyu Subject: Re: bridge mode without network rework Date: Wed, 24 Dec 2014 09:02:33 +0800 Message-ID: <549A10A9.2020509@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Cc: kvm-devel To: Paolo Bonzini , stefanha@redhat.com Return-path: Received: from mail-pd0-f196.google.com ([209.85.192.196]:37839 "EHLO pdbfp1" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1750891AbaLXBCn (ORCPT ); Tue, 23 Dec 2014 20:02:43 -0500 Received: by pdbfp1 with SMTP id fp1so6984182pdb.4 for ; Tue, 23 Dec 2014 17:02:43 -0800 (PST) Sender: kvm-owner@vger.kernel.org List-ID: On 2014-12-20 02:07:27, Paolo Bonzini wrote: > > On 19/12/2014 11:59, tlau@tetrioncapital.com wrote: > > Since we decided not to go with KVM due to stability issue, we could let this go, thanks. > > That's a pity. That said, your decision to not go with KVM due to > stability is a bit strange: > > 1) unless you are using open source Xen, you are presumably going for a > commercial solution that would cost you money anyway. Have you thought > of asking for commercial support, either from Canonical (since you were > using Ubuntu) or from anyone else? > > 2) I saw now that you were using 3.13. I'm sorry for not having noticed > that early, but have you tried upgrading the kernel? There is a known > bug with Ivy Bridge EP and hv_vapic, but it's fixed on newer kernels > (3.16). If you are not going to pay anyone for support, you probably Hi, Paolo, do you mean the commit fc57ac2 KVM: lapic: sync highest ISR to hardware apic on EOI ? I want to backport it to our product. Thanks, Zhang Haoyu > should have thought about this yourself. If you hadn't thought about > it, and you are going for an open source solution (which I hope), you > probably should re-evaluate the plan of not paying anyone for support, > either a company or someone with enough expertise. > > Paolo