Re: exposing FSB clock speed in /sys

[Andi Kleen]

Stephane Eranian <eranian-sDzT885Ts8HQT0dZR+AlfA@xxxxxxxxxxxxxxxx> writes:

> It seems that the kernel does not expose the Front-Side Bus (FSN) Clock
> speed to user applications. 

You mean the APIC timer frequency which happens to match the FSB 
on some CPUs? 
 
> Knowledge the the FSB speed is very useful to monitoring tools. It is used
> to compute certain bus-related metrics.

Can you describe those metrics in detail? 

-Andi
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