Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753665AbZKID1L (ORCPT ); Sun, 8 Nov 2009 22:27:11 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1752670AbZKID1K (ORCPT ); Sun, 8 Nov 2009 22:27:10 -0500 Received: from ns.dcl.info.waseda.ac.jp ([133.9.216.194]:60094 "EHLO ns.dcl.info.waseda.ac.jp" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752562AbZKID1K (ORCPT ); Sun, 8 Nov 2009 22:27:10 -0500 Date: Mon, 09 Nov 2009 12:27:12 +0900 (JST) Message-Id: <20091109.122712.865412965745306501.mitake@dcl.info.waseda.ac.jp> To: mingo@elte.hu Cc: linux-kernel@vger.kernel.org, rusty@rustcorp.com.au, tglx@linutronix.de, a.p.zijlstra@chello.nl, efault@gmx.de, acme@redhat.com, fweisbec@gmail.com Subject: Re: [PATCH v2 3/7] Adding general performance benchmarking subcommand to perf. From: Hitoshi Mitake In-Reply-To: <20091108113013.GM11372@elte.hu> References: <20091103172926.GC11535@elte.hu> <20091104.194108.635980116686317754.mitake@dcl.info.waseda.ac.jp> <20091108113013.GM11372@elte.hu> X-Mailer: Mew version 5.2 on Emacs 22.2 / Mule 5.0 (SAKAKI) Mime-Version: 1.0 Content-Type: Text/Plain; charset=us-ascii Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1272 Lines: 43 From: Ingo Molnar Subject: Re: [PATCH v2 3/7] Adding general performance benchmarking subcommand to perf. Date: Sun, 8 Nov 2009 12:30:13 +0100 > > > > > > Shouldnt we output the unit of measurement, i.e. '4.575 usecs'? Also, we > > > should perhaps print something like: > > > > > > % perf bench sched pipe > > > > > > (executing 1000000 pipe operations between two tasks) > > > > > > 4.575 usecs per op > > > 218579 ops/sec > > > > > > ? > > > > I have to admit that single float value output is too simple. > > So I'll fix the default output. > > > > But, I believe that simple form makes sense for > > processing by scripts or graph tools like gnuplot. > > I'll add the option (may be --simple) to switch > > friendliness of outputs. > > Btw., could you make it Git-ish, i.e.: > > --format=short > > or: > > --format=simple > > Eventually more format options might be added. It's good idea. I have to admit that reserving -s for simple output is not good idea. I'll do this. -- 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/