Author: Robert Raese
Date: 20:05:45 04/29/01
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On April 29, 2001 at 13:31:51, Christophe Theron wrote: >On April 29, 2001 at 01:21:21, Feivel Avrum wrote: > >>I have been testing Gambit with differing hash sizes and have come to >>conclusions I do not exactly understand. The NPS varies depending on the free >>memory, free resources, load on CPU etc. Yet the "pattern" when using different >>size hash tables remains fairly constant. The results on a machine with 256 Meg >>RAM are: >> >>HT Difference from baseline in NPS >> 1 +10K >> 3 +8K >> 6 +5K >> 12 +2K >> 24 0 (Base) >> 48 -4K >> 96 -7K >>192 -17K >> >>Can someone please explain the meaning and significance of these results. >> >>Feivel > > > >This behaviour is absolutely normal. > >What you need to know is that the decrease in NPS coming from bigger hash tables >is widely offset by the decrease in the size of the tree. pardon my ignorance... why does the size of the tree decrease?
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