Messages in this thread | | | Date | Thu, 29 Sep 2016 19:30:20 -0300 | From | Arnaldo Carvalho de Melo <> | Subject | Re: [PATCH] perf report: Add a tip about source line numbers with overhead |
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Em Thu, Sep 29, 2016 at 03:00:33PM -0700, Kim SeonYoung escreveu: > There is a existing tip as below. > > If you have debuginfo enabled, try: perf report -s sym,srcline > > However this tip only describe a condition to use --sort sym,scrline options. > So there is lack of explanation in the tip. I think that it would be better to > add a tip that exactly explain the feature of --sort srcline. > > Signed-off-by: Seonyoung Kim <adamas0414@gmail.com> > Cc: Namhyung Kim <namhyung@kernel.org> > Cc: Jiri Olsa <jolsa@kernel.org> > Cc: Taeung Song <taeung@kosslab.kr> > --- > tools/perf/Documentation/tips.txt | 1 + > 1 file changed, 1 insertion(+) > > diff --git a/tools/perf/Documentation/tips.txt b/tools/perf/Documentation/tips.txt > index 5950b5a..0d79eb1 100644 > --- a/tools/perf/Documentation/tips.txt > +++ b/tools/perf/Documentation/tips.txt > @@ -28,3 +28,4 @@ To change sampling frequency to 100 Hz: perf record -F 100 > See assembly instructions with percentage: perf annotate <symbol> > If you prefer Intel style assembly, try: perf annotate -M intel > For hierarchical output, try: perf report --hierarchy > +Show source files and line numbers in sequence of overhead, try: perf report -s srcline
Maybe:
Order by the overhead of source file name and line number: 'perf report -s srcline'
- Arnaldo
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