[Pharo-project] A tinyBenchmark

Levente Uzonyi leves at elte.hu
Thu Feb 10 14:54:17 CET 2011


On Thu, 10 Feb 2011, Levente Uzonyi wrote:

> On Thu, 10 Feb 2011, Torsten Bergmann wrote:
>
>> see http://fbanados.wordpress.com/2011/02/10/a-tinybenchmark
>> 
>> Maybe Eliot is able to say something here on the main
>> differences between Cog <-> VW VM.
>
> You made several mistakes:

I mean Felipe, not you Torsten.


Levente

> - You didn't post the source code for #tinyBenchmarks. Do all those 
> Smalltalks implement it? Are the implementations equal?
> - You didn't specify the version numbers for the VMs used. Or if you built 
> them yourself, then the sourcecode + compiler version + configuration 
> parameters. Without these your measurements can't be reproduced.
> - There are two different Cog VMs. You didn't specify which one did you use 
> with Pharo.
> - You used a CogVM (JIT) with Pharo but SqueakVM (interpreter) with Squeak 
> 4.2. What's even worse is that you based your conclusion on this mistake.
> - Does #tinyBenchmarks alone give fair performance comparison? Hardly.
>
>
> Levente
>
>> 
>> Thx
>> T.
>> -- 
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>> 
>
>




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