linux-kernel - Re: [PATCH 06/10] perf, tools, stat: Avoid fractional digits for integer scales

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Message-ID: <20160511164329.GF20258@kernel.org>
Date:	Wed, 11 May 2016 13:43:29 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Andi Kleen <andi@...stfloor.org>, peterz@...radead.org,
	jolsa@...nel.org, linux-kernel@...r.kernel.org,
	Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 06/10] perf, tools, stat: Avoid fractional digits for
 integer scales

Em Wed, May 11, 2016 at 03:00:31PM +0200, Jiri Olsa escreveu:
> On Sat, May 07, 2016 at 12:24:25PM -0700, Andi Kleen wrote:
> > > >  	if (csv_output) {
> > > > -		fmt = sc != 1.0 ?  "%.2f%s" : "%.0f%s";
> > > > +		fmt = floor(sc) != sc ?  "%.2f%s" : "%.0f%s";
> > > >  	} else {
> > > >  		if (big_num)
> > > > -			fmt = sc != 1.0 ? "%'18.2f%s" : "%'18.0f%s";
> > > > +			fmt = floor(sc) != sc ? "%'18.2f%s" : "%'18.0f%s";
> > > >  		else
> > > > -			fmt = sc != 1.0 ? "%18.2f%s" : "%18.0f%s";
> > > > +			fmt = floor(sc) != sc ? "%18.2f%s" : "%18.0f%s";
> > > 
> > > how about the rest of the code? we display % also in print_running
> > > and print_noise_pct functions and maybe some place else
> > 
> > For those it doesn't matter. In fact it's probably better there
> > to always show the fractions.
> > 
> > It is just confusing for metrics.
> 
> ok, let's try and see, we can always follow up
> with the rest if there's a need
> 
> Acked-by: Jiri Olsa <jolsa@...nel.org>

Missed this one, applied.

- Arnaldo