Messages in this thread Patch in this message | | | From | Taeung Song <> | Subject | [PATCH v11 11/24] perf config: Document variables for 'report' section in man page | Date | Tue, 17 Nov 2015 22:53:31 +0900 |
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Explain 'report' section's variables.
'percent-limit', 'queue-size' and 'children'.
Cc: Namhyung Kim <namhyung@kernel.org> Cc: Jiri Olsa <jolsa@redhat.com> Signed-off-by: Taeung Song <treeze.taeung@gmail.com> --- tools/perf/Documentation/perf-config.txt | 17 +++++++++++++++++ 1 file changed, 17 insertions(+)
diff --git a/tools/perf/Documentation/perf-config.txt b/tools/perf/Documentation/perf-config.txt index dc659d6..b9f89dd 100644 --- a/tools/perf/Documentation/perf-config.txt +++ b/tools/perf/Documentation/perf-config.txt @@ -350,6 +350,23 @@ call-graph.*:: This is another way to control the number of callchains printed for a single entry. Default is 0 which means no limitation. +report.*:: + report.percent-limit:: + This one is mostly same as call-graph.threshold but works for + histogram entries. Entries have overhead lower than this percentage + will not be printed. Default is 0. + If percent-limit is 70, the output which has percentages of + each overhead above 70% can be printed. + + report.queue-size:: + option to setup the maximum allocation size for session's + ordered events queue, if not set there's no default limit. + + report.children:: + The children means that functions called from another function. + If the option is true, accumulate callchain of children and show total overhead. + Please refer to the perf-report manual. The default is true. + SEE ALSO -------- linkperf:perf[1] -- 1.9.1
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