[squeak-dev] Re: final 4.2 image available

Andreas Raab andreas.raab at gmx.de
Wed Feb 2 10:12:14 UTC 2011

On 2/1/2011 10:12 PM, Simon Michael wrote:
> On 1/31/11 9:24 AM, Chris Muller wrote:
>> Squeak4.2-10950.zip is now available at http://ftp.squeak.org/4.2,
> Thanks! I've been away for a while and a quick test showed lots to like.
> Here's what I tried:
> - run it with standard (3.8) vm on a two year old macbook, Help -> About
> this System -> Tiny Benchmarks:
> 492781520 bytecodes/sec; 10904180 sends/sec
> - as above but with latest mac Cog vm found at
> http://www.mirandabanda.org/files/Cog/VM/ :
> 618731117 bytecodes/sec; 57063019 sends/sec. FWIW although these numbers
> are higher, the tiny benchmark took longer in wall clock time to
> complete (about 6s in cog vs 4s with the standard vm.)

That can happen. If you look at the code, the benchmark adjusts itself 
to ensure it runs for a certain amount of time otherwise the results 
would be all over the place. That's why the Cog version can take more 
total time - it simply has run a *lot* more of the benchmark code ;-)

   - Andreas

> In both vms mousing around feels very snappy, also there's a noticeable
> slight lag in unhighlighting the old item when mousing around on the
> world menu.
> It was strange to find the Toggle full screen option in Projects menu, I
> kept looking in the Windows or squeak menus.
> Best,
> -Simon

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