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| author | Stanislav Fomichev <stfomichev@yandex-team.ru> | 2013-12-17 19:53:49 +0400 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2013-12-17 16:33:55 -0300 |
| commit | e57a2dffbc7e28cef5f4659b98a9d5595010ab4d (patch) | |
| tree | 4b09e46f5328e9f890002835179e09844d0ccbd7 /tools/perf/Documentation | |
| parent | ee4e9625c8d4ec3a35322a882f7b6e035d2a1ad5 (diff) | |
| download | op-kernel-dev-e57a2dffbc7e28cef5f4659b98a9d5595010ab4d.zip op-kernel-dev-e57a2dffbc7e28cef5f4659b98a9d5595010ab4d.tar.gz | |
perf timechart: Add --highlight option
This option highlights tasks (using different color) that run more than
given duration or tasks with given name.
Signed-off-by: Stanislav Fomichev <stfomichev@yandex-team.ru>
Acked-by: Ingo Molnar <mingo@kernel.org>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Ramkumar Ramachandra <artagnon@gmail.com>
Link: http://lkml.kernel.org/r/20131217155349.GA13021@stfomichev-desktop
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/perf/Documentation')
| -rw-r--r-- | tools/perf/Documentation/perf-timechart.txt | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/tools/perf/Documentation/perf-timechart.txt b/tools/perf/Documentation/perf-timechart.txt index 367c1be..bc5990c 100644 --- a/tools/perf/Documentation/perf-timechart.txt +++ b/tools/perf/Documentation/perf-timechart.txt @@ -56,12 +56,25 @@ $ perf timechart Written 10.2 seconds of trace to output.svg. +Record system-wide timechart: + + $ perf timechart record + + then generate timechart and highlight 'gcc' tasks: + + $ perf timechart --highlight gcc + -n:: --proc-num:: Print task info for at least given number of tasks. -t:: --topology:: Sort CPUs according to topology. +--highlight=<duration_nsecs|task_name>:: + Highlight tasks (using different color) that run more than given + duration or tasks with given name. If number is given it's interpreted + as number of nanoseconds. If non-numeric string is given it's + interpreted as task name. RECORD OPTIONS -------------- |
