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| author | David Ahern <[email protected]> | 2016-11-16 15:06:33 +0900 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2016-11-23 10:44:09 -0300 |
| commit | a407b0678bc1c39d70af5fdbe6421c164b69a8c0 (patch) | |
| tree | e4d9176d9f4abd6f2820bdcc0de1353c67d5797c /lib/test-string_helpers.c | |
| parent | 6c973c90852c3fa4b4e76a061ce89dcd373efccc (diff) | |
perf sched timehist: Add -V/--cpu-visual option
The -V option provides a visual aid for sched switches by cpu:
$ perf sched timehist -V
time cpu 0123456789abc task name b/n time sch delay run time
[tid/pid] (msec) (msec) (msec)
--------------- ------ ------------- -------------------- --------- --------- ---------
...
2412598.429696 [0009] i <idle> 0.000 0.000 0.000
2412598.429767 [0002] s perf[7219] 0.000 0.000 0.000
2412598.429783 [0009] s perf[7220] 0.000 0.006 0.087
2412598.429794 [0010] i <idle> 0.000 0.000 0.000
2412598.429795 [0009] s migration/9[53] 0.000 0.003 0.011
2412598.430370 [0010] s sleep[7220] 0.011 0.000 0.576
2412598.432584 [0003] i <idle> 0.000 0.000 0.000
...
Committer notes:
'i' marks idle time, 's' are scheduler events.
Signed-off-by: David Ahern <[email protected]>
Signed-off-by: Namhyung Kim <[email protected]>
Acked-by: Ingo Molnar <[email protected]>
Acked-by: Jiri Olsa <[email protected]>
Tested-by: Arnaldo Carvalho de Melo <[email protected]>
Cc: Andi Kleen <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/r/[email protected]
[ Add documentation based on above commit message ]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
Diffstat (limited to 'lib/test-string_helpers.c')
0 files changed, 0 insertions, 0 deletions