linux-kernel - Re: [PATCH resend] perf top: Add a visual cue for toggle zeroing of samples

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Date:	Wed, 15 Oct 2014 15:48:12 -0300
From:	Arnaldo Carvalho de Melo <acme@...nel.org>
To:	Namhyung Kim <namhyung@...nel.org>
Cc:	Taeung Song <treeze.taeung@...il.com>,
	linux-kernel@...r.kernel.org, Stephane Eranian <eranian@...gle.com>
Subject: Re: [PATCH resend] perf top: Add a visual cue for toggle zeroing of
 samples

Em Wed, Oct 08, 2014 at 09:48:48AM +0900, Namhyung Kim escreveu:
> Hi Taeung,
> 
> On Tue,  7 Oct 2014 16:13:15 +0900, Taeung Song wrote:
> > When 'perf top' is run, one can't easily find a difference
> > between -z option and normal output.
> > So I added a visual cue to know whether it is the zeroing or not.
> >
> > Output is as below.
> >
> > Before:
> >  $ perf top
> >
> >  Samples: 61K of event 'cycles', Event count (approx.): 3908136933
> >  Overhead  Shared Object                       Symbol
> >     1.42%  firefox                             [.] 0x0000000000011e76
> >     1.32%  libpthread-2.17.so                  [.] pthread_mutex_lock
> >
> > If you press key 'z' or run with zero option like '$ perf top --zero', it is as below.
> >
> > After:
> >  Samples: 61K of event 'cycles', Event count (approx.): 3908136933 [z]
> >  Overhead  Shared Object                       Symbol
> >     1.42%  firefox                             [.] 0x0000000000011e76
> >     1.32%  libpthread-2.17.so                  [.] pthread_mutex_lock
> >
> > Signed-off-by: Taeung Song <treeze.taeung@...il.com>
> 
> Acked-by: Namhyung Kim <namhyung@...nel.org>

Thanks, applied.

- Arnaldo
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