Re: [PATCH 15/15] perf tools: Support spark lines in perf stat

[Peter Zijlstra]

On Tue, Jun 10, 2014 at 07:04:43AM +0200, Ingo Molnar wrote:
> > Example output (view in non-proportial font):
> > 
> >  Performance counter stats for 'true' (10 runs):
> > 
> >           0.175672      task-clock (msec)         #    0.555 CPUs utilized            ( +-  1.77% ) ââââââââ..
> >                  0      context-switches          #    0.000 K/sec
> >                  0      cpu-migrations            #    0.000 K/sec
> >                114      page-faults               #    0.647 M/sec                    ( +-  0.14% ) ââââââââ..
> >            520,798      cycles                    #    2.965 GHz                      ( +-  1.75% ) ââââââââ..
> >            433,525      instructions              #    0.83  insns per cycle          ( +-  0.28% ) ââââââââ..
> >             83,012      branches                  #  472.537 M/sec                    ( +-  0.31% ) ââââââââ..
> >              3,157      branch-misses             #    3.80% of all branches          ( +-  2.55% ) ââââââââ..
> > 
> >        0.000316660 seconds time elapsed                                          ( +-  1.78% ) ââââââââ..
> 
> The noise data is not aligned vertically in the changelog - is it in 
> the real code? It should be.

I still dislike those spark lines, I still think they should plot the
distribution and not just the first 8 or so values.

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