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Groups > linux.kernel > #1292672
| From | Andi Kleen <andi@firstfloor.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH 07/10] perf, tools, stat: Add extra output of counter values with -v |
| Date | 2015-12-16 02:00 +0100 |
| Message-ID | <qG8BI-3aD-7@gated-at.bofh.it> (permalink) |
| References | <qG8BH-3aD-1@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
From: Andi Kleen <ak@linux.intel.com>
Add debug output of raw counter values per CPU when
perf stat -v is specified, together with their cpu numbers.
This is very useful to debug problems with per core counters,
where we can normally only see aggregated values.
Signed-off-by: Andi Kleen <ak@linux.intel.com>
---
tools/perf/builtin-stat.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 6c44aae..595292f 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -238,6 +238,13 @@ static int read_counter(struct perf_evsel *counter)
count = perf_counts(counter->counts, cpu, thread);
if (perf_evsel__read(counter, cpu, thread, count))
return -1;
+ if (verbose) {
+ fprintf(stat_config.output,
+ "%s: %d: %" PRIu64 " %" PRIu64 " %" PRIu64 "\n",
+ perf_evsel__name(counter),
+ cpu,
+ count->val, count->ena, count->run);
+ }
}
}
--
2.4.3
--
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Add top down metrics to perf stat v2 Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
[PATCH 07/10] perf, tools, stat: Add extra output of counter values with -v Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
[PATCH 10/10] x86, perf: Add Top Down events to Intel Atom Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
[PATCH 04/10] perf, tools, stat: Scale values by unit before metrics Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
[PATCH 09/10] x86, perf: Add Top Down events to Intel Core Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
[PATCH 03/10] perf, tools, stat: Avoid fractional digits for integer scales Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
Re: [PATCH 03/10] perf, tools, stat: Avoid fractional digits for integer scales Stephane Eranian <eranian@google.com> - 2015-12-16 15:30 +0100
[PATCH 05/10] perf, tools, stat: Basic support for TopDown in perf stat Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
Re: [PATCH 05/10] perf, tools, stat: Basic support for TopDown in perf stat Stephane Eranian <eranian@google.com> - 2015-12-16 15:40 +0100
Re: [PATCH 05/10] perf, tools, stat: Basic support for TopDown in perf stat Andi Kleen <andi@firstfloor.org> - 2015-12-16 22:30 +0100
Re: [PATCH 05/10] perf, tools, stat: Basic support for TopDown in perf stat Stephane Eranian <eranian@google.com> - 2015-12-17 10:30 +0100
Re: [PATCH 05/10] perf, tools, stat: Basic support for TopDown in perf stat Andi Kleen <andi@firstfloor.org> - 2015-12-17 15:10 +0100
[PATCH 08/10] x86, perf: Support sysfs files depending on SMT status Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
Re: [PATCH 08/10] x86, perf: Support sysfs files depending on SMT status Peter Zijlstra <peterz@infradead.org> - 2015-12-16 10:00 +0100
Re: [PATCH 08/10] x86, perf: Support sysfs files depending on SMT status Stephane Eranian <eranian@google.com> - 2015-12-16 13:50 +0100
Re: [PATCH 08/10] x86, perf: Support sysfs files depending on SMT status Andi Kleen <andi@firstfloor.org> - 2015-12-16 17:30 +0100
[PATCH 01/10] perf, tools: Dont stop PMU parsing on alias parse error Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
Re: [PATCH 01/10] perf, tools: Dont stop PMU parsing on alias parse error Jiri Olsa <jolsa@redhat.com> - 2015-12-21 17:10 +0100
[PATCH 02/10] perf, tools, stat: Force --per-core mode for .agg-per-core aliases Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
Re: [PATCH 02/10] perf, tools, stat: Force --per-core mode for .agg-per-core aliases Stephane Eranian <eranian@google.com> - 2015-12-16 15:20 +0100
Re: [PATCH 02/10] perf, tools, stat: Force --per-core mode for .agg-per-core aliases Jiri Olsa <jolsa@redhat.com> - 2015-12-21 17:20 +0100
Re: [PATCH 02/10] perf, tools, stat: Force --per-core mode for .agg-per-core aliases Jiri Olsa <jolsa@redhat.com> - 2015-12-21 17:20 +0100
[PATCH 06/10] perf, tools, stat: Add computation of TopDown formulas Andi Kleen <andi@firstfloor.org> - 2015-12-16 02:00 +0100
Re: Add top down metrics to perf stat v2 Stephane Eranian <eranian@google.com> - 2015-12-17 11:30 +0100
Re: Add top down metrics to perf stat v2 Andi Kleen <andi@firstfloor.org> - 2015-12-17 15:10 +0100
Re: Add top down metrics to perf stat v2 Stephane Eranian <eranian@google.com> - 2015-12-18 00:40 +0100
Re: Add top down metrics to perf stat v2 Andi Kleen <andi@firstfloor.org> - 2015-12-18 03:00 +0100
Re: Add top down metrics to perf stat v2 Stephane Eranian <eranian@google.com> - 2015-12-18 10:40 +0100
Re: Add top down metrics to perf stat v2 Andi Kleen <andi@firstfloor.org> - 2015-12-18 22:40 +0100
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