[Beowulf] Turboboost/IDA on Nehalem
K.Weiss at science-computing.de
Mon Jun 21 07:00:16 EDT 2010
On Mon, 21 Jun 2010, James Braid wrote:
> > What's a good way to confirm if my procs are actually in a turbo
> > state at a given point of time. It doesn't get reported back through
> > the usual BIOS channels does it?
> turbostat from pmtools is a great little tool for seeing this type of info.
> FWIW acpi_cpufreq doesn't load on any of our Nehalem based systems
> (HP, Dell, running on Fedora 12) - but turbo boost and all the other
> power efficiency features work fine as far as I can tell.
Another alternative is i7z: http://code.google.com/p/i7z/
Karsten Weiss / science + computing ag
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