Author: S J J
Date: 09:37:54 06/12/04
Go up one level in this thread
On June 11, 2004 at 03:44:48, martin fierz wrote:
>On June 10, 2004 at 21:54:43, S J J wrote:
>
>>On June 10, 2004 at 17:31:54, martin fierz wrote:
>>
>>>On June 10, 2004 at 12:10:48, Anthony Cozzie wrote:
>>>
>>>>On June 09, 2004 at 17:59:14, Dann Corbit wrote:
>>>>
>>>>>On June 09, 2004 at 17:32:32, martin fierz wrote:
>>>>>
>>>>>>aloha!
>>>>>>
>>>>>>there's a computer checkers world championship coming up, and i would like to
>>>>>>participate. the best machine i have at home is an AMD XP2400+, which was good a
>>>>>>year ago but of course is now already a bit dated. there is no real reason my
>>>>>>program should run faster with an AMD64, but you never know... so:
>>>>>>
>>>>>>if anybody with an AMD64 has a spare minute, could you download checkerboard
>>>>>>(www.fierz.ch/CB_setup.exe), install it, turn off the opening book of the
>>>>>>engine, set the level to 1 minute, and start the engine and send me the result?
>>>>>>the engine (cake) produces a file called cakelog.txt which i would like to have
>>>>>>to see how fast it's running on modern computers compared to what i have (of
>>>>>>course, if you have a P4 > 3GHz, or an XP3200+ or any other hot machine i'd also
>>>>>>be interested in your results...).
>>>>>
>>>>>OS Name Microsoft(R) Windows(R) Server 2003, Standard Edition
>>>>>Version 5.2.3790 Build 3790
>>>>>OS Manufacturer Microsoft Corporation
>>>>>System Name DCORBIT64
>>>>>System Manufacturer To Be Filled By O.E.M.
>>>>>System Model To Be Filled By O.E.M.
>>>>>System Type X86-based PC
>>>>>Processor x86 Family 15 Model 4 Stepping 10 AuthenticAMD ~2202 Mhz
>>>>>BIOS Version/Date American Megatrends Inc. 1001.005, 2/9/2004
>>>>>SMBIOS Version 2.3
>>>>>Windows Directory C:\WINDOWS
>>>>>System Directory C:\WINDOWS\system32
>>>>>Boot Device \Device\HarddiskDmVolumes\Dcorbit64Dg0\Volume1
>>>>>Locale United States
>>>>>Hardware Abstraction Layer Version = "5.2.3790.0 (srv03_rtm.030324-2048)"
>>>>>User Name CORPORATE\dcorbit
>>>>>Time Zone Pacific Daylight Time
>>>>>Total Physical Memory 1,024.00 MB
>>>>>Available Physical Memory 560.10 MB
>>>>>Total Virtual Memory 3.41 GB
>>>>>Available Virtual Memory 2.38 GB
>>>>>Page File Space 2.41 GB
>>>>>Page File C:\pagefile.sys
>>>>>
>>>>>It was getting 92% CPU.
>>>>>
>>>>>book hashtable with 400000 entries allocated
>>>>>93393 moves in opening book
>>>>>parsing db\db2.idx
>>>>>parsing db\db3.idx
>>>>>parsing db\db4.idx
>>>>>index files parsed
>>>>>allocated 1 KB for indexing
>>>>>allocated 2000 KB for DB cache
>>>>>allocated 0 KB for block pointer array
>>>>>allocated 23 KB for LRU linked list
>>>>>dbfp[3] is null!
>>>>>dbfp[4] is null!
>>>>>dbfp[5] is null!
>>>>>
>>>>>
>>>>> w w w w
>>>>>w w w w
>>>>> w w w w
>>>>>- - - -
>>>>> - - - -
>>>>>b b b b
>>>>> b b b b
>>>>>b b b b
>>>>>position hex bm bk wm wk color:
>>>>>{0x00000fff, 0x00000000, 0xfff00000, 0x00000000, 2}
>>>>>depth 1/1/1.0 time 0.00s value=-2 nodes 11 0kN/s db 0% pv 10-15
>>>>>depth 3/11/4.9 time 0.00s value=2 nodes 495 0kN/s db 0% pv 9-14 24-19 5-
>>>>>9 28-24
>>>>>depth 5/13/6.5 time 0.00s value=2 nodes 2144 0kN/s db 0% pv 11-15 22-18
>>>>>15x22 25x18 8-11 18-14
>>>>>depth 7/24/9.4 time 0.01s value=0 nodes 10769 717kN/s db 0% pv 11-15 22-18
>>>>>15x22 25x18 8-11 29-25 4- 8 25-22
>>>>>depth 9/26/11.3 time 0.03s value=2 nodes 47511 1532kN/s db 0% pv 9-14
>>>>>22-18 11-15 18x11 8x15 25-22 15-19 24x15
>>>>>depth 11/29/13.2 time 0.08s value=0 nodes 175403 2248kN/s db 0% pv 9-14
>>>>>22-18 5- 9 25-22 12-16 24-19 8-12 28-24
>>>>>depth 13/34/15.3 time 0.33s value=0 nodes 710957 2167kN/s db 0% pv 9-14
>>>>>22-18 5- 9 24-19 11-15 18x11 8x24 28x19
>>>>>depth 15/35/17.4 time 1.26s value=2 nodes 2732948 2160kN/s db 0% pv 11-15
>>>>>22-18 15x22 25x18 8-11 29-25 4- 8 18-14
>>>>>depth 17/37/19.2 time 4.47s value=0 nodes 9382548 2099kN/s db 0% pv 11-15
>>>>>22-18 15x22 25x18 8-11 29-25 4- 8 25-22
>>>>>depth 19/41/21.4 time 16.09s value=2 nodes 32861073 2041kN/s db 0% pv
>>>>>11-15 22-18 15x22 25x18 8-11 29-25 4- 8 18-14
>>>>>depth 21/44/23.4 time 49.06s value=2 nodes 94540500 1926kN/s db 80% pv
>>>>>11-15 22-18 15x22 25x18 8-11 29-25 4- 8 18-14
>>>>
>>>>Does this mean it is probing the endgame tables in a deep search from the
>>>>opening position?
>>>
>>>yes, and this although dann is only using the 4-piece EGTB, which comes as a
>>>download with my program. you can compute the 6-piece EGTB on your own machine,
>>>and i once computed the 8-piece EGTB - unfortunately, that is much too large to
>>>put on the web unless you're at a university like jonathan schaeffer...
>>>with the 8pc EGTB you get much more hits of course.
>>>
>>>cheers
>>> martin
>>
>>
>>Martin,
>>
>> Is it possible to download Jonathan Scaeffer's EGTB and use
>>on Checkerboard? If yes, is there anything that
>>needs to be done beyond putting them in the right directory?
>>
>>Steve
>
>hi steve,
>
>yes, you can use schaeffer's 8pc db with ed gilbert's kingsrow engine. to do
>that, create a new subdirectory in your CB directory, call it anything you like
>(e.g. chinook) and save the database there. get kingsrow for CB, and follow the
>instructions given there.
>
>cheers
> martin
Thanks, Martin! Got it working with some help from Ed.
Steve
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