On 12/29/16, Bob Friesenhahn <[email protected]> wrote:
>
> Perf is claimed to provide very good results but they are real results
> based on real measurements.  Due to this, the measured results are
> very different for the first time the program is executed and the
> second time it is executed.

If this is true, then perf is entirely unsuitable for
microoptimization, since microoptimization depends on having
reproducible results.
-- 
D. Richard Hipp
[email protected]
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