Em Fri, Jan 08, 2016 at 08:39:36PM +0900, Taeung Song escreveu:
Explain 'hist.percentage' variable.
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Signed-off-by: Taeung Song <treeze.taeung@xxxxxxxxx>
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 aaf1791..b9892e5 100644
@@ -282,6 +282,23 @@ help.*::
A format of manual page can be 'man' that is default.
+ This option control the way to calculate overhead of filtered entries -
+ that means the value of this option is effective only if there's a
+ filter (by comm, dso or symbol name). Suppose a following example:
+ Overhead Symbols
+ ........ .......
+ 33.33% foo
+ 33.33% bar
+ 33.33% baz
+ This is an original overhead and we'll filter out the first 'foo'
+ entry. The value of 'relative' would increase the overhead of 'bar'
+ and 'baz' to 50.00% for each, while 'absolute' would show their
+ current overhead (33.33%).
Ditto, this one can be toggled interactively using 'F'