Author: Omid David Tabibi
Date: 20:36:35 02/18/04
Go up one level in this thread
On February 18, 2004 at 10:45:18, Robert Hyatt wrote:
>On February 18, 2004 at 10:32:32, ERIQ wrote:
>
>> To all that have try to helped me get crafty running in dual mode under
>>freebsd, I say thank you. The problem was with freebsd and not with crafty
>>something was wrong w/ 'lpthread' in 5.2-release but must have been fixed lately
>>because I upgraded my system to latest sources two days ago and made world and
>>then every thing worked the way it should have w/ the same makefile I tryed
>>awhile back!! Thx everyone and thanks again for crafty doc.
>>
>> One more question though how can I get it to use both cpus while analysing in
>>scid database?
>
>
>Note that you are running the benchmark incorrectly. You need to stop and
>re-start crafty for each run, otherwise stuff in the hash table will make the
>second search different than the first.
Why don't you clear the hash tables before each position in the benchmark?
>
>>
>>system is 2xamdxp 2400-->mp overclocked to 2.1ghz or 2600+ mp w/ 512mb ecc
>>
>>{eriq@merlin} ~/Crafty> ./crafty
>>unable to open book file [./book.bin].
>>book is disabled
>>unable to open book file [./books.bin].
>>
>>Crafty v19.9 (1 cpus)
>>
>>White(1): mt=2
>>max threads set to 2
>>White(1): bench
>>Running benchmark. . .
>>......
>>Total nodes: 102338470
>>Raw nodes per second: 1827472
>>Total elapsed time: 56
>>SMP time-to-ply measurement: 11.428571
>>White(1): mt=1
>>max threads set to 1
>>White(1): thread 1 exiting
>>
>>White(1): bench
>>Running benchmark. . .
>>......
>>Total nodes: 100409445
>>Raw nodes per second: 974848
>>Total elapsed time: 103
>>SMP time-to-ply measurement: 6.213592
>>
>>makefile target:
>>freebsd:
>> $(MAKE) target=FreeBSD \
>> CC=gcc CXX='$(CC)' \
>> CFLAGS='$(CFLAGS) -fomit-frame-pointer -mcpu=i686 -O3 -Wall' \
>> CXFLAGS=$(CFLAGS) \
>> LDFLAGS='$(LDFLAGS) -lpthread'\
>> opt='$(opt) \
>> -DUSE_ASSEMBLY -DFAST -DPOSIX -DSMP -DCPUS=2' \
>> asm=X86.o \
>> crafty-make
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