linux-kernel - Re: [PATCH v3 1/2] perf stat: Align CSV output for summary mode

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Date:   Mon, 22 Mar 2021 22:15:48 +0100
From:   Jiri Olsa <jolsa@...hat.com>
To:     Jin Yao <yao.jin@...ux.intel.com>
Cc:     acme@...nel.org, jolsa@...nel.org, peterz@...radead.org,
        mingo@...hat.com, alexander.shishkin@...ux.intel.com,
        Linux-kernel@...r.kernel.org, ak@...ux.intel.com,
        kan.liang@...el.com, yao.jin@...el.com
Subject: Re: [PATCH v3 1/2] perf stat: Align CSV output for summary mode

On Fri, Mar 19, 2021 at 03:01:55PM +0800, Jin Yao wrote:

SNIP

>   102107,,branch-misses,8012781751,100.00,4.15,of all branches
> 
> This option can be enabled in perf config by setting the variable
> 'stat.no-cvs-summary'.
> 
>   # perf config stat.no-cvs-summary=true
> 
>   # perf config -l
>   stat.no-cvs-summary=true
> 
>   # perf stat -x, -I1000 --interval-count 1 --summary
>        1.001330198,8013.28,msec,cpu-clock,8013279201,100.00,8.013,CPUs utilized
>        1.001330198,205,,context-switches,8013308394,100.00,25.583,/sec
>        1.001330198,10,,cpu-migrations,8013324681,100.00,1.248,/sec
>        1.001330198,0,,page-faults,8013340926,100.00,0.000,/sec
>        1.001330198,8027742,,cycles,8013344503,100.00,0.001,GHz
>        1.001330198,2871717,,instructions,8013356501,100.00,0.36,insn per cycle
>        1.001330198,553564,,branches,8013366204,100.00,69.081,K/sec
>        1.001330198,54021,,branch-misses,8013375952,100.00,9.76,of all branches
>   8013.28,msec,cpu-clock,8013279201,100.00,7.985,CPUs utilized
>   205,,context-switches,8013308394,100.00,25.583,/sec
>   10,,cpu-migrations,8013324681,100.00,1.248,/sec
>   0,,page-faults,8013340926,100.00,0.000,/sec
>   8027742,,cycles,8013344503,100.00,0.001,GHz
>   2871717,,instructions,8013356501,100.00,0.36,insn per cycle
>   553564,,branches,8013366204,100.00,69.081,K/sec
>   54021,,branch-misses,8013375952,100.00,9.76,of all branches
> 
> Signed-off-by: Jin Yao <yao.jin@...ux.intel.com>

LGTM, for patchset:

Acked-by: Jiri Olsa <jolsa@...hat.com>

thanks,
jirka