[email protected] wrote:
Next caliper allows to get a lot of diagnostics from the cpu (also
because
ia64 supports all that while x86-64 does not AFAICT) like number of
bubbles
in the pipeline, L2-cache misses, clock-cycles per line of C-code etc.
these are just the performance-counting MSR's, which are available
on Opterons as well as Xeons too.
Even back to the PIII processors (and more?). Check out PAPI
(http://icl.cs.utk.edu/papi/) for more details but, as an example, here is
the output from an old cluster node:
Oops. Well actually great to hear. Which profilers can benefit from all
this info?
toon
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