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VFP9.0 Slower than 8.0 ??
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De
06/09/2004 10:21:12
 
 
À
06/09/2004 09:10:16
Information générale
Forum:
Visual FoxPro
Catégorie:
Visual FoxPro Beta
Divers
Thread ID:
00939663
Message ID:
00939719
Vues:
10
>
>>
>>Compare data elaboration in VFP8 with VFP7: VFP8 is slower.
>
>Hi Fabio. Can you expand on/explain further please?
>

>
>On VFP8 the allocation of the memory has been optimized for the construction of groups of objects.
>
>But whichever program executed in VFP8SP1 is slower of the 5-15% regarding VFP7SP1.
>
>This is repeated also in VFP9Beta,
>and I am sure that this slowing down will remain also in the release final of VFP9.
>
>I think does not depend on a rewrite of the code,
>but from the simple fact that the VFP VM become larger
>and therefore the VM code/data probability of having in the CPU' s cache diminishes.
>This is not true for VFP6 to VFP7 step because VFP7 VM is faster.
>
>Speedup the VFP VM is possible, and also a lot,
>but the VFP characteristics demand a remarkable effort of programming in order to make it.

So with that info that you gave us could we say that we'd be better stick with VFP7 unless we really need something in VFP8 or VFP9 that is not in VFP7?
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Save a tree, eat a beaver.
Denis Chassé
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