Hi: On 25 Mar 2011, at 18:15, Camillo Bruni wrote:
>>>> 13ms / 17ms * 100% = 76% => 25% speed improvement! in COG >>>> 50ms / 60ms * 100% = 83% => 17% faster > > So we have a nice Benchmarking framework on sqeaksource which we should use > instead of relying on some pseudo valid results. It is not "there" yet, in terms of usability. And it is not trimmed for such kind of microbenchmarks. But it would be great to establish it as a standard to avoid those common traps, like the code did not get JITed... Mariano, if you do these kind of measurements often, please have a look at [1] and [2]. And perhaps, we can extend [3] to your liking. Best regards Stefan [1] A. Georges, D. Buytaert, and L. Eeckhout, “Statistically Rigorous Java Performance Evaluation,” SIGPLAN Not., vol. 42, no. 10, p. 57-76, 2007. [2] http://code.google.com/p/caliper/ [3] http://www.squeaksource.com/SMark.html -- Stefan Marr Software Languages Lab Vrije Universiteit Brussel Pleinlaan 2 / B-1050 Brussels / Belgium http://soft.vub.ac.be/~smarr Phone: +32 2 629 2974 Fax: +32 2 629 3525
