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Subject: Crafty timing?

Author: Jeremiah Penery

Date: 18:13:26 06/10/02

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On June 10, 2002 at 04:08:52, Bernhard Bauer wrote:

>On June 09, 2002 at 04:10:06, Slater Wold wrote:
>
>>On June 08, 2002 at 23:47:41, Will Singleton wrote:
>>
>>>[D]4Q3/1q3ppk/2Nb4/1p4pb/2n5/2P4P/1P3PP1/R5K1 b - -
>>
>>White(1): setboard 4Q3/1q3ppk/2Nb4/1p4pb/2n5/2P4P/1P3PP1/R5K1 b - -
>>Black(1): go
>>              clearing hash tables
>>              time surplus   0.00  time limit 3:00 (3:00)
>>         nss  depth   time  score   variation (1)
>>starting thread 1
>>         (2)    6->   0.13  -1.63   1. ... Nxb2 2. Ra8 Qc7 3. Rb8 Bh2+
>>                                    4. Kf1 Nd3 5. Rxb5
<SNIP>
>>               13     2:24  -0.46   1. ... Nb6 2. Nd4 b4 3. Nf5 Nc8 4.
>>                                    Qd8 Bf4 5. Qf8 Be5 6. Re1 Bf6 7. cxb4
>>                                    Bxb2
>>              time=3:00  cpu=399%  mat=0  n=294327824  fh=92%  nps=1632k
>>              ext-> chk=11768270 cap=364473 pp=98340 1rep=1537799 mate=87824
>>              predicted=0  nodes=294327824  evals=43283470
>>              endgame tablebase-> probes done=0  successful=0
>>              hashing-> trans/ref=28%  pawn=99%  used=99%
>>              SMP->  split=890  stop=147  data=8/32  cpu=12:00  elap=3:00
>
>cpu=399% looks odd on a dual. The same with cpu=12:00 together with elap=3:00.
>I noticed this bug on my machine too.
>Perhaps Bob will have a look at this.
>Kind regards
>Bernhard

I would like to know the answer to this as well.  Does this happen with everyone
on Windows machines who has 2 processors?  Since I wrote the code fragment to
get real CPU-time under Windows, I'm interested to know exactly what is wrong,
so I can try to fix it.

Thanks,
Jeremiah



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