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Subject: Re: question about deep fritz

Author: Jonas Cohonas

Date: 10:30:55 11/26/01

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On November 26, 2001 at 13:00:19, K. Burcham wrote:

>On November 26, 2001 at 11:43:48, Jonas Cohonas wrote:
>
>>On November 26, 2001 at 07:32:56, K. Burcham wrote:
>>
>>>anyone know how to enable smp support for deep fritz.
>>>my deep junior will use both processors, but i cant get
>>>deep fritz to run on both processors. deep fritz is using only
>>>one processor on my dual machine.
>>>
>>>thanks
>>>kburcham
>>
>>Go to "load engine" highlight Deep Fritz choose "engine parameters"
>>and under "number of threads" set it to 2
>>
>>Regards
>>Jonas
>
>for some reason, this is not making a difference.
>i have tried, changing number of threads to one  and also to two.
>with number of threads on two it is the same kns. about 1400 kns.
>deep junior will run about 2200 kns (not deep junior seven)
>bios shows both mp processors on boot up.
>windows 2000 pro  os.
>i think i will format and reload all, and then try again.
>
>thanks
>kburcham

Before formatting i would talk to slater, since he has posted a lack of speedup
in Deep Fritz (kN/s wise) compared to other SMP programs like Deep Junior 7,
maby you are experiencing the same as slate?

As far as i could understand from what Hyatt said about DF's lack of speed on a
dual comp, it has to do with how fast it solves a position and not the actual
kN/s so maby you should try to run a couple of testset's by DF with 1 thread and
2 threads to see if there is any difference in performance (not kN/s).

When your Deep Junior is hitting the high nodes, so to speak, using 2 processors
then your comp should be fine and DF should be the problem.
Have you tried other SMP programs like CraftySMP for comparison?

Regards
Jonas



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