Re: 2.6.32 / RH 6.1 scheduler bloated

[Valdis . Kletnieks]

On Sun, 09 Oct 2011 10:26:22 EDT, Robert Kubrick said:
> Will try this, but I have older kernel version running on the same  
> hardware, with the same boot parameters, and showing a more  
> reasonable 2us wakeup latency. Still high, but coming out of idle can  
> be slow as you say.
> But 10us??

My first guess is that earlier kernels were dropping into a lower sleep state
that only took 2us to wake up, but newer kernels go into a deeper sleep state
that takes longer to wake up from...

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