Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755192Ab0KJJMn (ORCPT ); Wed, 10 Nov 2010 04:12:43 -0500 Received: from mx2.mail.elte.hu ([157.181.151.9]:40034 "EHLO mx2.mail.elte.hu" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753682Ab0KJJMk (ORCPT ); Wed, 10 Nov 2010 04:12:40 -0500 Date: Wed, 10 Nov 2010 10:12:17 +0100 From: Ingo Molnar To: Hitoshi Mitake Cc: linux-kernel@vger.kernel.org, h.mitake@gmail.com, Ma Ling , Zhao Yakui , Peter Zijlstra , Arnaldo Carvalho de Melo , Paul Mackerras , Frederic Weisbecker , Steven Rostedt , Thomas Gleixner , "H. Peter Anvin" Subject: Re: [PATCH 2/2] perf bench: add x86-64 specific benchmarks to perf bench mem memcpy Message-ID: <20101110091217.GD8370@elte.hu> References: <1288368098-26121-1-git-send-email-mitake@dcl.info.waseda.ac.jp> <1288368098-26121-2-git-send-email-mitake@dcl.info.waseda.ac.jp> <20101030192357.GC26503@elte.hu> <4CCE51E6.7060908@dcl.info.waseda.ac.jp> <20101101090251.GA28039@elte.hu> <4CD43975.1000300@dcl.info.waseda.ac.jp> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <4CD43975.1000300@dcl.info.waseda.ac.jp> User-Agent: Mutt/1.5.20 (2009-08-17) X-ELTE-SpamScore: -2.0 X-ELTE-SpamLevel: X-ELTE-SpamCheck: no X-ELTE-SpamVersion: ELTE 2.0 X-ELTE-SpamCheck-Details: score=-2.0 required=5.9 tests=BAYES_00 autolearn=no SpamAssassin version=3.2.5 -2.0 BAYES_00 BODY: Bayesian spam probability is 0 to 1% [score: 0.0000] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 966 Lines: 25 * Hitoshi Mitake wrote: > > An even better solution would be to output _both_ results by default, so that > > people can see both characteristics at a glance? > > Outputting both result of prefaulted and non prefaulted will be useful, but this > might be not good for using from scripts. So I'll implement --prefault option > first. If there is request for outputting both, I'll consider to modify default > output. Ok - it should definitely be easily scriptable. The default can be have both flags enabled and both results written to the output. People will try 'perf bench x86' to see performance at a glance - so printing all the tests we have is a good idea. Thanks, Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/