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Groups > linux.kernel > #1725253
| From | Jiri Olsa <jolsa@redhat.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Support standalone metrics and metric groups for perf |
| Date | 2017-09-01 19:30 +0200 |
| Message-ID | <ukXVw-8aN-29@gated-at.bofh.it> (permalink) |
| References | <ukDDr-1ub-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Thu, Aug 31, 2017 at 12:40:25PM -0700, Andi Kleen wrote:
SNIP
>
> % perf stat -M Summary --metric-only -a sleep 1
>
> Performance counter stats for 'system wide':
>
> Instructions CLKS CPU_Utilization GFLOPs SMT_2T_Utilization Kernel_Utilization
> 317614222.0 1392930775.0 0.0 0.0 0.2 0.1
>
> 1.001497549 seconds time elapsed
>
> % perf stat -M GFLOPs flops
>
> Performance counter stats for 'flops':
>
> 3,999,541,471 fp_comp_ops_exe.sse_scalar_single # 1.2 GFLOPs (66.65%)
> 14 fp_comp_ops_exe.sse_scalar_double (66.65%)
> 0 fp_comp_ops_exe.sse_packed_double (66.67%)
> 0 fp_comp_ops_exe.sse_packed_single (66.70%)
> 0 simd_fp_256.packed_double (66.70%)
> 0 simd_fp_256.packed_single (66.67%)
looks like some events are probably crossing some
output boundaries we have:
[jolsa@krava perf]$ sudo ./perf stat -M SMT -I 1000
# time counts unit events
1.000565706 408,879,985 inst_retired.any # 0.7 CoreIPC (66.68%)
1.000565706 1,120,999,114 cpu_clk_unhalted.thread_any (66.68%)
1.000565706 701,285,312 cycles (66.68%)
1.000565706 1,148,325,740 cpu_clk_unhalted.thread_any # 574162870.0 CORE_CLKS (66.67%)
1.000565706 711,565,247 cpu_clk_unhalted.thread (66.66%)
1.000565706 24,057,590 cpu_clk_thread_unhalted.one_thread_active # 0.3 SMT_2T_Utilization (66.67%)
1.000565706 65,753,475 cpu_clk_thread_unhalted.ref_xclk_any (66.67%)
^C 1.349436822 21,198,385 inst_retired.any # 0.1 CoreIPC (66.70%)
1.349436822 112,740,282 cpu_clk_unhalted.thread_any (66.70%)
1.349436822 84,509,414 cycles (66.70%)
1.349436822 108,181,315 cpu_clk_unhalted.thread_any # 54090657.5 CORE_CLKS (66.62%)
1.349436822 79,700,353 cpu_clk_unhalted.thread (66.61%)
1.349436822 3,911,698 cpu_clk_thread_unhalted.one_thread_active # 0.8 SMT_2T_Utilization (66.69%)
1.349436822 14,739,671 cpu_clk_thread_unhalted.ref_xclk_any (66.69%)
could you please check on that and maybe shift the alignment for the longest name?
thanks,
jirka
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Support standalone metrics and metric groups for perf Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
[PATCH v3 07/11] perf, tools, list: Add metric groups to perf list Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
[PATCH v3 11/11] perf, tools, stat: Update walltime_nsecs_stats in interval mode Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
[PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-04 19:20 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Andi Kleen <andi@firstfloor.org> - 2017-09-04 19:40 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-05 20:10 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-05 20:20 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-05 20:40 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Andi Kleen <ak@linux.intel.com> - 2017-09-05 20:30 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-05 21:00 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Andi Kleen <andi@firstfloor.org> - 2017-09-05 22:00 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-05 22:10 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Andi Kleen <ak@linux.intel.com> - 2017-09-05 22:40 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-08 20:20 +0200
Re: [PATCH v3 06/11] perf, tools, stat: Support JSON metrics in perf stat Andi Kleen <ak@linux.intel.com> - 2017-09-08 21:10 +0200
[PATCH v3 04/11] perf, tools: Print generic metric header even for failed expressions Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
[PATCH v3 10/11] perf, tools, stat: Hide internal duration_time counter Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
[PATCH v3 09/11] perf, tools, stat: Support duration_time for metrics Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
[PATCH v3 01/11] perf, tools: Support weak groups Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
Re: [PATCH v3 01/11] perf, tools: Support weak groups Jiri Olsa <jolsa@redhat.com> - 2017-09-01 19:00 +0200
Re: [PATCH v3 01/11] perf, tools: Support weak groups Jiri Olsa <jolsa@redhat.com> - 2017-09-01 19:10 +0200
Re: [PATCH v3 01/11] perf, tools: Support weak groups Arnaldo Carvalho de Melo <acme@kernel.org> - 2017-09-04 19:00 +0200
[PATCH v3 08/11] perf, tools, stat: Don't use ctx for saved values lookup Andi Kleen <andi@firstfloor.org> - 2017-08-31 21:50 +0200
Re: Support standalone metrics and metric groups for perf Jiri Olsa <jolsa@redhat.com> - 2017-09-01 19:30 +0200
Re: Support standalone metrics and metric groups for perf Jiri Olsa <jolsa@redhat.com> - 2017-09-01 19:40 +0200
Re: Support standalone metrics and metric groups for perf Andi Kleen <andi@firstfloor.org> - 2017-09-01 19:50 +0200
Re: Support standalone metrics and metric groups for perf Jiri Olsa <jolsa@redhat.com> - 2017-09-01 20:00 +0200
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