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Subject: Re: Hard disk thrashing with Shredder9

Author: Kurt Utzinger

Date: 02:24:25 05/22/05

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On May 21, 2005 at 19:28:17, Komputer Korner wrote:

>It has been said many times before. Don't accept the situation whereby the
>engine calculating causes the hard disk to access when the OS uses hard disk
>space as part of RAM. There is more than 1 cause for this. If you have another
>program running at the same time as Shredder9

      If chess is taken seriously it is not allowed to
      run another program at the same time -:)
      Kurt

 and then close the other program
>Shredder9 may not have enough RAM for its hash table and thus the hard disk is
>accessed.If you don't fix the hard disk thrashing, you will notice that
>Shredder calculates at a snail's pace compared to accessing only RAM for it's
>hash tables.
>                             Everyone by now knows all this, but instead of
>adjusting the hash table size to quiet down the hard disk accessing, simply shut
>Shredder9 down and restart. The hard disk thrashing will stop. Don't worry, the
>board position and moves are always saved.

      Instead of doing such strange things it is highly recommended
      to set an appropriate hash table size. Why would I shut down
      a running chess program?
      Kurt



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