linux-kernel - Re: [PATCH 10/13] perf, tools, stat: Output JSON MetricExpr metric

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Message-ID: <20170321194948.GT32070@tassilo.jf.intel.com>
Date:   Tue, 21 Mar 2017 12:49:48 -0700
From:   Andi Kleen <ak@...ux.intel.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     Andi Kleen <andi@...stfloor.org>, Jiri Olsa <jolsa@...hat.com>,
        jolsa@...nel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 10/13] perf, tools, stat: Output JSON MetricExpr metric

On Tue, Mar 21, 2017 at 04:42:45PM -0300, Arnaldo Carvalho de Melo wrote:
> Em Tue, Mar 21, 2017 at 08:45:22AM -0700, Andi Kleen escreveu:
> > > > % perf stat -a -I 1000 -e '{unc_p_clockticks,unc_p_freq_max_os_cycles}' --metric-only
> > > >      1.000127077      0.9
> > > >      2.000301436      0.7
> > > >      3.000456379      0.0
> > > 
> > > The comment above suggest I'll see 'original event as description' in this example??
> > 
> > Yes the latest code prints
> > 
> > % perf stat -a -I 1000 -e '{unc_p_clockticks,unc_p_freq_max_os_cycles}' --metric-only
> > #           time freq_max_os_cycles % 
> >      1.000234103     65.0            
> >      2.000478612     75.2            
> >      3.000681286     37.4            
> >      4.000847224      2.9            
> 
> Ok, ammending that then, I guess that happened because you didn't left
> justified it with two spaces and git got it as a comment?

Yes that was it likely. I was wondering how it happened.

-Andi