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On Freitag 02 Juli 2010, Nicolas Sebrecht wrote: |
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> On Sun, Feb 28, 2010 at 07:52:02PM +0100, Volker Armin Hemmann wrote: |
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> > On Sonntag 28 Februar 2010, Mick wrote: |
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> > > or is the kernel itself clever enough to manage the hardware directly |
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> > > these days? |
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> > |
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> > yes, it is. Just use the ondemand governor. |
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> |
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> I've noticed what looks like some work overloads using the ondemand |
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> governor. I'm pretty sure it is normal but I can see (user feeling) when |
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> the system loads the processor by intermittence. It is visible on some |
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> compilations tasks and when playing flash videos and compared to the |
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> performance governor. I'm still runing a 2.6.26 kernel. |
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of course there is a little difference. Performance is not a governor. It just |
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sets the cpu at always full speed. So it does not have any ramp up time - but |
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also blows away a lot of energy AND generates unnecessary heat. |