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| H A D | hist.c | diff 462f57dbf9fa1fdcdeae2e0b19a667f7f9989bdb Tue Apr 27 03:37:17 CEST 2021 Namhyung Kim <namhyung@kernel.org> perf report: Print percentage of each event statistics
It's sometimes useful to see how many samples vs other events in the
data file with percent values.
$ perf report --stat
Aggregated stats:
TOTAL events: 20064
MMAP events: 239 ( 1.2%)
COMM events: 1518 ( 7.6%)
EXIT events: 1 ( 0.0%)
FORK events: 1517 ( 7.6%)
SAMPLE events: 4015 (20.0%)
MMAP2 events: 12769 (63.6%)
FINISHED_ROUND events: 2 ( 0.0%)
THREAD_MAP events: 1 ( 0.0%)
CPU_MAP events: 1 ( 0.0%)
TIME_CONV events: 1 ( 0.0%)
cycles stats:
SAMPLE events: 2475
instructions stats:
SAMPLE events: 1540
Suggested-by: Andi Kleen <ak@linux.intel.com>
Reviewed-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Ian Rogers <irogers@google.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20210427013717.1651674-7-namhyung@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
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