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SubjectRe: [RFCv7 PATCH 00/10] sched: scheduler-driven CPU frequency selection
Hi Steve,

On Mon, Feb 22, 2016 at 05:22:40PM -0800, Steve Muckle wrote:
> The number of times the busy
> duration exceeds the period of the periodic workload (an "overrun") is
> also recorded.

Could you please explain more about overrun?

> SCHED_OTHER workload:
> wload parameters ondemand interactive sched
> run period loops OR OH OR OH OR OH
> 1 100 100 0 62.07% 0 100.02% 0 78.49%
> 10 1000 10 0 21.80% 0 22.74% 0 72.56%
> 1 10 1000 0 21.72% 0 63.08% 0 52.40%
> 10 100 100 0 8.09% 0 15.53% 0 17.33%
> 100 1000 10 0 1.83% 0 1.77% 0 0.29%
> 6 33 300 0 15.32% 0 8.60% 0 17.34%
> 66 333 30 0 0.79% 0 3.18% 0 12.26%
> 4 10 1000 0 5.87% 0 10.21% 0 6.15%
> 40 100 100 0 0.41% 0 0.04% 0 2.68%
> 400 1000 10 0 0.42% 0 0.50% 0 1.22%
> 5 9 1000 2 3.82% 1 6.10% 0 2.51%
> 50 90 100 0 0.19% 0 0.05% 0 1.71%
> 500 900 10 0 0.37% 0 0.38% 0 1.82%
> 9 12 1000 6 1.79% 1 0.77% 0 0.26%
> 90 120 100 0 0.16% 1 0.05% 0 0.49%
> 900 1200 10 0 0.09% 0 0.26% 0 0.62%

Could you please also explain what we can learn from the wload vs. OH/OR
results?

Or if you have already explained these questions before, could you please
point to the links? Thank you.

Yuyang

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