From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [PATCH v2 6/8] kvm tools: Add rwlock wrapper Date: Mon, 30 May 2011 15:48:52 +0300 Message-ID: <4DE39234.7040600@redhat.com> References: <1306748796.14564.62.camel@lappy> <20110530095451.GB8461@elte.hu> <20110530201110.f3bf20b5.yoshikawa.takuya@oss.ntt.co.jp> <1306753954.14564.92.camel@lappy> <20110530202646.eff0ea28.yoshikawa.takuya@oss.ntt.co.jp> <4DE381DB.8040804@redhat.com> <20110530114949.GD22324@elte.hu> <4DE387DA.3020307@redhat.com> <20110530123602.GK22324@elte.hu> <4DE39119.6050302@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Ingo Molnar , Takuya Yoshikawa , Sasha Levin , kvm@vger.kernel.org, asias.hejun@gmail.com, gorcunov@gmail.com, prasadjoshi124@gmail.com, "Paul E. McKenney" , takuya.yoshikawa@gmail.com To: Pekka Enberg Return-path: Received: from mx1.redhat.com ([209.132.183.28]:6297 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752654Ab1E3MtS (ORCPT ); Mon, 30 May 2011 08:49:18 -0400 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: On 05/30/2011 03:46 PM, Pekka Enberg wrote: > On Mon, May 30, 2011 at 3:44 PM, Avi Kivity wrote: > > Well, strangely, 42-on-1 booted for me in qemu, and only got ridiculously > > slow in initrd. Three minutes and it's still booting. > > > > I don't really see how tools/kvm could cause this slowness, though. > > We have the SIGALRM thing for serial console that Qemu probably doesn't have? qemu has tons of timers. We don't let signals get delivered though, we queue them. I doubt that's the issue, perf will tell. -- error compiling committee.c: too many arguments to function