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| author | David Ahern <dsahern@gmail.com> | 2016-11-16 15:06:30 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <acme@redhat.com> | 2016-11-23 10:44:08 -0300 |
| commit | 52df138caaa8daaaf4e0dc64428ef06f303a8dbf (patch) | |
| tree | d588d597bd8fe1c945c68f2b4b430cb15148dbf8 /tools/spi | |
| parent | 49394a2a24c78ce034fe0e732b1b54922c23fd92 (diff) | |
| download | op-kernel-dev-52df138caaa8daaaf4e0dc64428ef06f303a8dbf.zip op-kernel-dev-52df138caaa8daaaf4e0dc64428ef06f303a8dbf.tar.gz | |
perf sched timehist: Add summary options
The -s/--summary option is to show process runtime statistics. And the
-S/--with-summary option is to show the stats with the normal output.
$ perf sched timehist -s
Runtime summary
comm parent sched-in run-time min-run avg-run max-run stddev
(count) (msec) (msec) (msec) (msec) %
---------------------------------------------------------------------------------------------------------
ksoftirqd/0[3] 2 2 0.011 0.004 0.005 0.006 14.87
rcu_preempt[7] 2 11 0.071 0.002 0.006 0.017 20.23
watchdog/0[11] 2 1 0.002 0.002 0.002 0.002 0.00
watchdog/1[12] 2 1 0.004 0.004 0.004 0.004 0.00
...
Terminated tasks:
sleep[7220] 7219 3 0.770 0.087 0.256 0.576 62.28
Idle stats:
CPU 0 idle for 2352.006 msec
CPU 1 idle for 2764.497 msec
CPU 2 idle for 2998.229 msec
CPU 3 idle for 2967.800 msec
Total number of unique tasks: 52
Total number of context switches: 2532
Total run time (msec): 218.036
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ingo Molnar <mingo@kernel.org>
Acked-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/20161116060634.28477-5-namhyung@kernel.org
[ Add documentation from last commit, so that docs comes with the cset that introduces the feature ]
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Diffstat (limited to 'tools/spi')
0 files changed, 0 insertions, 0 deletions
