Ping!
On Mon, 10 Feb 2014 11:47:17 +0900, Namhyung Kim wrote: > Hello, > > I added --percentage option to perf report to control display of > percentage of filtered entries. > > usage: perf report [<options>] > > --percentage <relative|absolute> > how to display percentage of filtered entries > > "relative" means it's relative to filtered entries only so that the > sum of shown entries will be always 100%. "absolute" means it retains > original value before and after the filter applied. In patch 5, I > made the "absolute" as default since it makes more sense IMHO. > > $ perf report -s comm > # Overhead Command > # ........ ............ > # > 74.19% cc1 > 7.61% gcc > 6.11% as > 4.35% sh > 4.14% make > 1.13% fixdep > ... > > $ perf report -s comm -c cc1,gcc --percentage absolute > # Overhead Command > # ........ ............ > # > 74.19% cc1 > 7.61% gcc > > $ perf report -s comm -c cc1,gcc --percentage relative > # Overhead Command > # ........ ............ > # > 90.69% cc1 > 9.31% gcc > > Note that it has zero effect if no filter was applied. > > * changes in v4: > - support perf top and perf diff also (Jiri) > - add HIST_FILTER__HOST/GUEST (Jiri) > - retain both of filtered and total stats (Arnaldo) > - add 'F' hotkey on TUI (Jiri) > - rename config variable to have "hist." prefix > > > You can get this on the 'perf/percentage-v4' branch in my tree > > git://git.kernel.org/pub/scm/linux/kernel/git/namhyung/linux-perf.git > > Any comments are welcome, thanks > Namhyung > > > Namhyung Kim (8): > perf tools: Count periods of filtered entries separately > perf hists: Add support for showing relative percentage > perf report: Add --percentage option > perf top: Add --percentage option > perf diff: Add --percentage option > perf tools: Add hist.percentage config option > perf ui/tui: Add 'F' hotkey to toggle percentage output > perf tools: Show absolute percentage by default > > tools/perf/Documentation/perf-diff.txt | 21 +++++++++-- > tools/perf/Documentation/perf-report.txt | 24 +++++++++---- > tools/perf/Documentation/perf-top.txt | 18 ++++++++-- > tools/perf/builtin-diff.c | 48 +++++++++++++++++++++---- > tools/perf/builtin-report.c | 32 +++++++++++++++-- > tools/perf/builtin-top.c | 16 +++++++++ > tools/perf/ui/browsers/hists.c | 61 > ++++++++++++++++++++++++++------ > tools/perf/ui/gtk/hists.c | 27 +++++++++----- > tools/perf/ui/hist.c | 12 +++++-- > tools/perf/util/config.c | 4 +++ > tools/perf/util/event.c | 22 ++++++------ > tools/perf/util/hist.c | 52 ++++++++++++++++----------- > tools/perf/util/hist.h | 15 ++++++++ > tools/perf/util/symbol.h | 5 +-- > 14 files changed, 278 insertions(+), 79 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
