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Subject: Re: Do Log files hurt engine performance?

Author: David Dahlem

Date: 12:57:18 07/26/04

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On July 26, 2004 at 15:43:52, Norm Pollock wrote:

>On July 26, 2004 at 11:08:15, Robert Hyatt wrote:
>
>>On July 26, 2004 at 07:22:31, Norm Pollock wrote:
>>
>>>I wondering if it pays to turn off log files in order to enhance performance?
>>>Has anyone ever looked into this?
>>>
>>>Turning off log files for cm9k and cm10k, which I use in the fritz8 gui,
>>>indicates that this might be the case. But my data is too small to draw any
>>>conclusion.
>>
>>
>>If an engine doesn't go overboard in what it logs, I don't see any way it could
>>hurt.  You'd be talking about losing milliseconds during a 3 minute search.
>
>I keep seeing a really big improvement with chessmaster 10k w/o log file. A
>modest improvement for chessmaster 9k w/o log file. I am using 4min+2sec time
>control. With longer time control, less improvement is likely.
>
>My testing is not statistically adequate to make a valid conclusion. So let's
>just say I'm making a suggestion to cm9k and cm10k users to try it without the
>log file. To remove the log file when using fritz8 gui, blank out the log file
>in "inbetween.ini".

Hi Norm

Since you're using inbetween.ini, i assume CM is running as a WB engine in
Fritz. Are you satisfied with this setup? Could you post your inbetween.ini
entries?

Thanks
Dave



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