From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1030992Ab2HIPOp (ORCPT ); Thu, 9 Aug 2012 11:14:45 -0400 Received: from mail-pb0-f46.google.com ([209.85.160.46]:48652 "EHLO mail-pb0-f46.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1030816Ab2HIPOn (ORCPT ); Thu, 9 Aug 2012 11:14:43 -0400 Message-ID: <5023D3DA.8020902@redhat.com> Date: Thu, 09 Aug 2012 17:14:34 +0200 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:13.0) Gecko/20120615 Thunderbird/13.0.1 MIME-Version: 1.0 CC: "Michael S. Tsirkin" , krkumar2@in.ibm.com, habanero@linux.vnet.ibm.com, kvm@vger.kernel.org, netdev@vger.kernel.org, mashirle@us.ibm.com, linux-kernel@vger.kernel.org, virtualization@lists.linux-foundation.org, edumazet@google.com, tahm@linux.vnet.ibm.com, jwhan@filewood.snu.ac.kr, davem@davemloft.net, sri@us.ibm.com Subject: Re: [net-next RFC V5 3/5] virtio: intorduce an API to set affinity for a virtqueue References: <1341484194-8108-1-git-send-email-jasowang@redhat.com> <1341484194-8108-4-git-send-email-jasowang@redhat.com> <5012A7D3.4040800@redhat.com> <20120729204030.GB13802@redhat.com> <5016296A.5070809@redhat.com> In-Reply-To: <5016296A.5070809@redhat.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit To: unlisted-recipients:; (no To-header on input) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 30/07/2012 08:27, Paolo Bonzini ha scritto: >>>> >> > Did you set the affinity manually in your experiments, or perhaps there >>>> >> > is a difference between scsi and networking... (interrupt mitigation?) >> > >> > You need to run irqbalancer in guest to make it actually work. Do you? > Yes, of course, now on to debugging that one. I just wanted to ask > before the weekend if I was missing something as obvious as that. It was indeed an irqbalance bug, it is fixed now upstream. Paolo