From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752550AbbE0D2H (ORCPT ); Tue, 26 May 2015 23:28:07 -0400 Received: from mail-wi0-f169.google.com ([209.85.212.169]:37512 "EHLO mail-wi0-f169.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752520AbbE0D2E (ORCPT ); Tue, 26 May 2015 23:28:04 -0400 Message-ID: <1432697281.3271.39.camel@gmail.com> Subject: Re: [PATCH 0/6] support "dataplane" mode for nohz_full From: Mike Galbraith To: Chris Metcalf Cc: Frederic Weisbecker , Steven Rostedt , Ingo Molnar , Andrew Morton , Gilad Ben Yossef , Ingo Molnar , Peter Zijlstra , Rik van Riel , Tejun Heo , Thomas Gleixner , "Paul E. McKenney" , Christoph Lameter , linux-kernel@vger.kernel.org Date: Wed, 27 May 2015 05:28:01 +0200 In-Reply-To: <5564CEDB.9000700@ezchip.com> References: <1431107927-13998-1-git-send-email-cmetcalf@ezchip.com> <20150508141824.797eb0d89d514e39fd30fffe@linux-foundation.org> <20150508172210.559830a9@gandalf.local.home> <554D428E.6020702@ezchip.com> <20150508161909.308d60e21f6b83b897174276@linux-foundation.org> <20150509070538.GA9413@gmail.com> <20150511085759.71deeb64@gandalf.local.home> <20150511153602.GA32512@lerouge> <1431371974.3195.126.camel@gmail.com> <55510218.9090104@ezchip.com> <1431395275.3195.19.camel@gmail.com> <55560B3A.6000109@ezchip.com> <1431715453.3170.53.camel@gmail.com> <5564CEDB.9000700@ezchip.com> Content-Type: text/plain; charset="UTF-8" X-Mailer: Evolution 3.12.11 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 2015-05-26 at 15:51 -0400, Chris Metcalf wrote: > On balance I suspect it's still better to make command line arguments > handle the common cases most succinctly. I prefer user specifies precisely, but yeah, that entails more typing. Idle curiosity: can SGI monster from hell boot a NO_HZ_FULL_ALL kernel, w/wo it implying isolcpus? Readers having same and a reactor to power it in their basement, please test. -Mike