On 01/21/2016 11:54 PM, Arnaldo Carvalho de Melo wrote:
Em Fri, Jan 08, 2016 at 08:39:36PM +0900, Taeung Song escreveu:
Explain 'hist.percentage' variable.

Cc: Namhyung Kim <namhy...@kernel.org>
Cc: Jiri Olsa <jo...@kernel.org>
Signed-off-by: Taeung Song <treeze.tae...@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 aaf1791..b9892e5 100644
--- a/tools/perf/Documentation/perf-config.txt
+++ b/tools/perf/Documentation/perf-config.txt
@@ -282,6 +282,23 @@ help.*::
        help.format::
                A format of manual page can be 'man' that is default.

+hist.*::
+       hist.percentage::
+               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'


I got it.
As I say on previous mail,
Would I work new patchset for hotkeys information ?


Thanks,
Taeung

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