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SubjectRe: [PATCHSET 0/8] perf tools: Update on filtered entries' percentage output (v4)
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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(-)


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