linux-kernel - Re: [PATCH 10/10] perf, tools, stat: Add extra output of counter values with -vv

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Date:	Thu, 19 May 2016 17:05:40 -0700
From:	Andi Kleen <andi@...stfloor.org>
To:	Jiri Olsa <jolsa@...hat.com>
Cc:	Andi Kleen <andi@...stfloor.org>, acme@...nel.org,
	peterz@...radead.org, jolsa@...nel.org,
	linux-kernel@...r.kernel.org, Andi Kleen <ak@...ux.intel.com>
Subject: Re: [PATCH 10/10] perf, tools, stat: Add extra output of counter
 values with -vv

> hi,
> we already have similar output for aggregated counters,
> could you please consider something like below to clearly
> separate them?

I think Arnaldo has already merged the patch, so he should merge
the fix too. The fix is fine for me.

-Andi

> 
> [root@...-x3650m4-01 perf]# ./perf stat  -e cycles -I 1000 -vv -a -C 0,1
> ...
> cycles: CPU 0: 1298783264 1000126956 1000126956
> cycles: CPU 1: 1298791660 1000134589 1000134589
> cycles: AGGR: 2597574924 2000261545 2000261545
> ...
> 
> thanks,
> jirka
> 
> 
> ---
> diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
> index 7c5c50b61b28..bd0d67ebb757 100644
> --- a/tools/perf/builtin-stat.c
> +++ b/tools/perf/builtin-stat.c
> @@ -316,7 +316,7 @@ static int read_counter(struct perf_evsel *counter)
>  
>  			if (verbose > 1) {
>  				fprintf(stat_config.output,
> -					"%s: %d: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
> +					"%s: CPU %d: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
>  						perf_evsel__name(counter),
>  						cpu,
>  						count->val, count->ena, count->run);
> diff --git a/tools/perf/util/stat.c b/tools/perf/util/stat.c
> index c1ba255f2abe..5ddeea1399ee 100644
> --- a/tools/perf/util/stat.c
> +++ b/tools/perf/util/stat.c
> @@ -345,7 +345,7 @@ int perf_stat_process_counter(struct perf_stat_config *config,
>  		update_stats(&ps->res_stats[i], count[i]);
>  
>  	if (verbose) {
> -		fprintf(config->output, "%s: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
> +		fprintf(config->output, "%s: AGGR: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
>  			perf_evsel__name(counter), count[0], count[1], count[2]);
>  	}
>  
> 

-- 
ak@...ux.intel.com -- Speaking for myself only.