How to get the average/max process scheduling latency

[Valdis.Kletnieks at vt.edu]

On Fri, 20 Jun 2014 15:36:47 +0200, Teto said:
> Do you know any tool/software to retrieve the average latency for a
> specific program on a specific platform. This is to modelize the
> application rate for data processing.

You need to add "while running under a specific application load", because
latencies can be different if you're under high enough load to keep the CPU
running at high clock rate, versus if it's dropping to a low clock rate and
then into a sleep state....

The 'latencytop' utility may help here.

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