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Subject: Re: Oops...

Author: William Bryant

Date: 18:00:11 05/02/00

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On May 02, 2000 at 18:55:15, Robert Hyatt wrote:

[big snip]
>
>simplicity.  I want a power of 2 for the size.  which means that one has to
>be 1/2 the size of the other, to let the hash table take up 3/4 of memory
>and still be a power of 2.  I tried making the depth-prefered table bigger,
>then tried it smaller.  Smaller was more efficient, by a fairly small amount.
>
>The alternative would be a combined table with (say) 3 entries per bucket,
>with the first being depth-prefered, the last being always store, and the
>middle one a place to save whatever the other two overwrote.
>

As I understand it, the idea with the dual entry hash table is that each
hash address holds two hash enteries, 1 depth prefered, 1 always replace.

Wouldn't this make both tables "the same size"?

Or are you using two different tables and indexing into each one independently?

William
wbryant@ix.netcom.com



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