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Subject: Re: Hash Errors

Author: Robert Hyatt

Date: 18:34:26 01/19/03

Go up one level in this thread


On January 19, 2003 at 21:10:46, Nathan Thom wrote:

>On January 19, 2003 at 21:03:50, Jon Dart wrote:
>
>>You must use 64-bit hash codes and compare the entire hashcode to what is in the
>>table. If you do this, you should have extremely infrequent errors.
>>
>>--Jon
>
>I use two 32-bit hash codes, but still get around 50 errors per 5M nodes. There
>must be something wrong, ill have to look at it closer tonight.


Check your random numbers first.

two 32 bit numbers should produce almost zero errors...



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