[squeak-dev] Re: jitter

Paolo Bonzini bonzini at gnu.org
Tue Apr 1 16:30:32 UTC 2008


> 2.3 image and normal 2.3 VM - 62,500,000 bytecodes/sec; 4,591,325
> sends/sec
> 2.3 image and Jitter3 VM - 100,000,000 bytecodes/sec; 10,494,459
> sends/sec
> 3.9 image and 3.7 VM - 160,602,258 bytecodes/sec; 7,292,693 sends/sec
> 
> The Jitter3 numbers varied wildly, but even the more stable numbers for
> the normal 2.3 VM are very suspect. The problem is that the old image
> didn't expect such a fast machine and doesn't seem to loop enough times.
> But the point is that the code is out there and we can actually run it.

Just increment the numbers in #tinyBenchmarks (incrementing by one 
roughly duplicates the run time, so incrementing by 4 should be more 
than enough).

Paolo



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