From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH 5/5] ioeventfd: Introduce KVM_IOEVENTFD_FLAG_SOCKET Date: Thu, 14 Jul 2011 11:28:18 +0300 Message-ID: <4E1EA8A2.9020304@redhat.com> References: <1309927078-5983-1-git-send-email-levinsasha928@gmail.com> <1309927078-5983-5-git-send-email-levinsasha928@gmail.com> <20110706114203.GA18368@redhat.com> <1309964506.15123.13.camel@sasha> <20110706155135.GA21638@redhat.com> <1310276083.2393.6.camel@sasha> <20110710080559.GC1630@redhat.com> <1310469824.2393.22.camel@sasha> <4E1C2F59.90600@redhat.com> <4E1D442E.6090308@redhat.com> <4E1D9623.70801@redhat.com> <4E1D9E75.1070901@redhat.com> <4E1E9A3B.7090200@kernel.org> <4E1EA455.4010608@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Sasha Levin , "Michael S. Tsirkin" , kvm@vger.kernel.org, Ingo Molnar , Marcelo Tosatti To: Pekka Enberg Return-path: Received: from mx1.redhat.com ([209.132.183.28]:48536 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752549Ab1GNI2a (ORCPT ); Thu, 14 Jul 2011 04:28:30 -0400 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On 07/14/2011 11:14 AM, Pekka Enberg wrote: > > > > I'm talking about the real world. Is any of this something that needs > > optimization? > > Yes. See Sasha's other email. We should have mentioned that in the changelog. It's completely unrealistic. Sash and you are the only two people in the universe logging into the guest via a serial console and running benchmarks. > > 1024 vcpus logging in via the serial console at 10Gbps. Get real. > > [...] > > Huh, why are you bringing something like that up? Because it's another example of an unrealistic approach on your part. No real user is interested in 1024 vcpus, and no real user is interested in optimized serial console. It's good that you are bringing up new ideas and new code, but adding code just for its own sake is not a good thing. -- error compiling committee.c: too many arguments to function