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Re: MSR question

On Fri, Nov 08, 2002 at 04:47:53PM -0500, Hai Huang wrote:

> performance counters is the same as msrs.  It's the same as when you are
> doing an rdtsc, you're really just reading a msr.  However, the msr
> description written in system developer's manual v3 is so convoluted, I'm
> having a hard time trying to understand which cccr, escr msrs need to
> be set in order to count the number of memory accesses.  Maybe this isn't
> the right place to ask...  Oh well, thanks anyway.

Read some code that handles them, eg. vtune, perfctr, oprofile

regards
john
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