perf record: Support recording running/enabled time

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Add an option to perf record to record running/enabled time for read
events, similar to what stat does.

This is useful to understand multiplexing problems.

Right now the report support is not great, but at least report -D
already supports it.

Signed-off-by: Andi Kleen <ak@linux.intel.com>
Acked-by: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1424819620-16043-1-git-send-email-andi@firstfloor.org
[ Fixed the Documentation entry to match the OPT_BOOLEAN one ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

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Andi Kleen 2015-02-24 15:13:40 -08:00 • committed by Arnaldo Carvalho de Melo

parent 506740654d

commit 85c273d2b6

4 changed files with 12 additions and 0 deletions

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3

tools/perf/Documentation/perf-record.txt

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2

tools/perf/builtin-record.c

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1

tools/perf/perf.h

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6

tools/perf/util/evsel.c

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