Author: Robert Hyatt
Date: 19:10:03 11/21/03
Go up one level in this thread
On November 21, 2003 at 19:15:36, Vincent Lejeune wrote: >On November 21, 2003 at 18:18:52, Robert Hyatt wrote: > >>On November 21, 2003 at 17:43:56, Vincent Lejeune wrote: >> >>>On November 21, 2003 at 16:02:21, Vincent Lejeune wrote: >>> >>>>On November 21, 2003 at 15:40:18, Dann Corbit wrote: >>>> >>>>>Caveat... To run this binary, you will need one of these versions of the Win32 >>>>>operating system: >>>>>Windows XP, Windows 2000 Professional, Windows NT Workstation 4.0, Windows >>>>>Server 2003, Windows 2000 Server, or Windows NT Server 4.0 >>>>> >>>>>Binary: >>>>>ftp://cap.connx.com/chess-engines/new-approach/Crafty-Smp-1905.exe >>>>> >>>>>Whole shooting match: >>>>>ftp://cap.connx.com/chess-engines/new-approach/c19_05.zip >>>>> >>>>>In theory, it's NUMA aware, but I have not tested that part. >>>>> >>>>>I can't make a single threaded version, because the NUMA call stuff rules that >>>>>out. >>>>> >>>>>I had to make a bunch of changes to get it to compile. Hopefully, I did not >>>>>break anything. >>>> >>>>The 6-men TB works well, thanks ! >>>> >>>>setboard 8/8/1r1k4/8/5P2/6RK/5P2/8 w - - 0 1 >>>>1. Rg6+! Kc5 2. f5! Rb2 3. Kg3 Kd5! 4. Re6! Rb3+! 5. Re3 Rb8! 6. >>>>f6! Rf8! 7. Rf3! Ke6! 8. f7! Rxf7! 9. Rxf7! Kxf7! 10. Kf4! Kf6! 11. >>>>f3! Ke6 12. Kg5! Kf7! 13. Kf5! Ke7 14. Kg6! Kd6 15. Kf6 Kc5 16. f4! >>>>Kd5 17. f5! Kd6! 18. Kg7! Kc5 19. f6! Kb4 20. f7! Ka3 21. f8=Q+ Kb2 >>>>22. Qc8 Kb1 23. Qc4 Ka1 24. Qb5 Ka2 25. Kf6! Ka1 26. Ke5! Ka2 27. >>>>Kd4! Ka1 28. Kc3! Ka2 29. Qb2# >>>>end-game phase >>>> time surplus 0.00 time limit 30.00 (3:30) >>>> depth time score variation (1) >>>> 2 0.00 Mat18 1. Rg6+ <EGTB> >>>> 2-> 0.00 Mat18 1. Rg6+ <EGTB> >>>> 3 0.00 Mat18 1. Rg6+ <EGTB> >>>> 3-> 0.00 Mat18 1. Rg6+ <EGTB> >>>> 4 0.00 Mat18 1. Rg6+ <EGTB> >>>> 4-> 0.00 Mat18 1. Rg6+ <EGTB> >>>> time=0.00 cpu=100% mat=2 n=19 fh=100% nps=10k >>>> ext-> chk=5 cap=0 pp=0 1rep=0 mate=0 >>>> predicted=0 nodes=19 evals=8 >>>> endgame tablebase-> probes=1 hits=1 >>>> SMP-> split=0 stop=0 data=0/4096 cpu=0.00 elap=0.00 >>> >>>In fact not so well !!!! >>>The analyze give mate in 18 and the egtb main-line give mate after 29 moves >>>!!??? >>> >>>any idea ? >> >> >>Something is clearly broken. Here is output from my dual xeon: >> >>1. Rg6+! Kc5 2. Rxb6! Kxb6! 3. Kh4 Kb5 4. Kh5 Kc5 5. Kh6 Kc4 6. Kg7 >>Kb3 7. f5! Ka2 8. Kf6 Ka1 9. Ke5! Kb1 10. Kd4 Ka1 11. Kd3 Ka2 12. >>f6! Ka3 13. f7! Ka4 14. f8=Q! Kb5! 15. Qd6! Ka4! 16. Qb6 Ka3 17. >>Kc3! Ka2 18. Qb2# >>White(1): noise 0 >>noise level set to 0. >>White(1): move >>end-game phase >> clearing hash tables >> time surplus 0.00 time limit 22.50 (3:30) >> depth time score variation (1) >> 1 0.00 5.04 1. Rg6+ Kc5 2. Rxb6 Kxb6 >> 1-> 0.00 5.04 1. Rg6+ Kc5 2. Rxb6 Kxb6 >> 2 0.00 ++ 1. Rg6+!! >> 2 0.00 Mat18 1. Rg6+ <EGTB> >> 2-> 0.01 Mat18 1. Rg6+ <EGTB> >> 3 0.01 Mat18 1. Rg6+ <EGTB> >> 3-> 0.01 Mat18 1. Rg6+ <EGTB> >> 4 0.01 Mat18 1. Rg6+ <EGTB> >> 4-> 0.01 Mat18 1. Rg6+ <EGTB> >> time=0.01 cpu=0% mat=2 n=19 fh=100% nps=10k >> ext-> chk=5 cap=0 pp=0 1rep=0 mate=0 >> predicted=0 nodes=19 evals=8 >> >>Maybe he has missing tables which confuse the PV output but not the search. >>IE the Search assumes every table is present as does the tables themselves. >>The PV stuff has to search thru the tables you actually have, however, and >>if the right one is missing, the PV will be longer than it should be... > >Ok thanks, you point the reason > >The only 6 pieces I have is KRPPKR but that's not a problem. > >The shortest mate need the KRPPK at 2nd move and I have none of the 4vs1 egtb ! > >Sorry for the warning Not a problem. As you might guess, this isn't the first time I have seen this. :)
This page took 0 seconds to execute
Last modified: Thu, 15 Apr 21 08:11:13 -0700
Current Computer Chess Club Forums at Talkchess. This site by Sean Mintz.