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Date:	Mon, 09 Nov 2009 12:27:12 +0900 (JST)
From:	Hitoshi Mitake <mitake@....info.waseda.ac.jp>
To:	mingo@...e.hu
Cc:	linux-kernel@...r.kernel.org, rusty@...tcorp.com.au,
	tglx@...utronix.de, a.p.zijlstra@...llo.nl, efault@....de,
	acme@...hat.com, fweisbec@...il.com
Subject: Re: [PATCH v2 3/7] Adding general performance benchmarking
 subcommand to perf.

From: Ingo Molnar <mingo@...e.hu>
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.
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