From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753339Ab1ASSzN (ORCPT ); Wed, 19 Jan 2011 13:55:13 -0500 Received: from claw.goop.org ([74.207.240.146]:45594 "EHLO claw.goop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753151Ab1ASSzM (ORCPT ); Wed, 19 Jan 2011 13:55:12 -0500 Message-ID: <4D37338E.8030509@goop.org> Date: Wed, 19 Jan 2011 10:55:10 -0800 From: Jeremy Fitzhardinge User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.13) Gecko/20101209 Fedora/3.1.7-0.35.b3pre.fc14 Lightning/1.0b3pre Thunderbird/3.1.7 MIME-Version: 1.0 To: vatsa@linux.vnet.ibm.com CC: Peter Zijlstra , Linux Kernel Mailing List , Nick Piggin , Mathieu Desnoyers , =?ISO-8859-1?Q?Am=E9rico_Wang?= , Eric Dumazet , Jan Beulich , Avi Kivity , Xen-devel , "H. Peter Anvin" , Linux Virtualization , Jeremy Fitzhardinge , suzuki@in.ibm.com Subject: Re: [PATCH 13/14] x86/ticketlock: add slowpath logic References: <97ed99ae9160bdb6477284b333bd6708fb7a19cb.1289940821.git.jeremy.fitzhardinge@citrix.com> <20110117152222.GA19233@linux.vnet.ibm.com> <4D372DEA.1060004@goop.org> <20110119183914.GB7235@linux.vnet.ibm.com> In-Reply-To: <20110119183914.GB7235@linux.vnet.ibm.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 01/19/2011 10:39 AM, Srivatsa Vaddagiri wrote: > I have tested quite extensively with booting a 16-vcpu guest (on a 16-pcpu host) > and running kernel compine (with 32-threads). Without this patch, I had > difficulty booting/shutting-down successfully (it would hang mid-way). Sounds good. But I like to test with "make -j 100-200" to really give things a workout. J