Author: Thorsten Czub
Date: 03:19:14 12/03/05
Go up one level in this thread
On December 02, 2005 at 18:03:02, Dann Corbit wrote:
>The most important thing is that bitbases generally fit into memory.
>
>The time to access a memory object is only about 200ns even with a cache miss.
>The time to access a object on disk is thousands or millions of times slower
>than that.
but this means you need much RAM to run them, or ?
and how big is the limit ?
How to get more bitbases ?
how much is senseful ?!
how can i see that the bitbases are used ?!
see:
[Event "60 Moves in 60 min"]
[Site "Engine Match"]
[Date "2005.12.03"]
[Round "1"]
[White "Toga II 1.1"]
[Black "Gambit Fruit 1.0 Beta 4b"]
[Result "*"]
1. e4 c5 2. Nf3 e6 3. d4 cxd4 4. Nxd4 Nc6 5. Nb5 Nf6
6. N1c3 d6 7. Bf4 e5 8. Bg5 a6 9. Na3 b5 10. Bxf6 gxf6
11. Nd5 f5 12. c3 Bg7 13. exf5 Bxf5 14. Qf3 {-0.08/13
1:50m} Bd7 {+0.27/13 2:09m} 15. Bd3 {+0.04/14 2:21m} O-O
{+0.07/13 1:54m} 16. Bf5 {+0.13/14 2:13m} Bxf5 {+0.19/14
2:10m} 17. Qxf5 {0.00/13 38s} Ne7 {+0.04/14 2:19m}
18. Nxe7+ {+0.05/14 2:30m} Qxe7 {+0.13/14 1:24m} 19. O-O
{-0.02/15 3:45m} Qe6 {+0.15/15 3:29m} 20. Qh5 {+0.02/14
1:45m} Rac8 {+0.21/14 2:05m} 21. Rfd1 {0.00/13 1:56m} d5
{+0.21/14 2:14m} 22. Rd2 {0.00/13 1:32m} Rc5 {+0.14/14
2:22m} 23. Re1 {-0.07/12 1:14m} Rfc8 {+0.20/13 1:41m}
24. Qd1 {-0.09/12 1:35m} b4 {+0.41/15 3:07m} 25. cxb4
{-0.33/15 1:00m} Rc1 {+0.47/16 1:21m} 26. Qe2 {-0.37/15
1:00m} Qg4 {+0.56/15 2:19m} 27. b5 {-0.43/15 2:00m} Qxe2
{+0.72/14 53s} 28. Rdxe2 {-0.56/14 26s} axb5 {+0.55/15
1:20m} 29. Nxb5 {-0.54/15 1:18m} d4 {+0.54/15 1:04m}
30. Kf1 {-0.36/16 1:14m} d3 {+0.58/15 47s} 31. Rd2
{-0.44/16 52s} e4 {+0.42/15 46s} 32. Nd6 {-0.25/15 40s}
R8c6 {+0.34/14 38s} 33. Nf5 {-0.33/15 50s} R6c2 {+0.45/14
1:03m} 34. Rxc2 {-0.31/15 48s} Rxc2 {+0.31/14 32s} 35. Rd1
{-0.19/15 1:02m} Rxb2 {+0.32/15 36s} 36. Ng3 {-0.09/15 41s}
Rb4 {+0.32/15 30s} 37. f3 {0.00/15 34s} exf3 {+0.01/14 35s}
38. gxf3 {0.00/15 38s} Rd4 {0.00/15 59s} 39. Kf2 {0.00/16
1:05m} Ra4 {+0.31/14 55s} 40. Ke3 {0.00/15 41s} d2
{+0.30/14 55s} 41. Kxd2 {0.00/15 1:24m} Rxa2+ {+0.25/14
55s} 42. Ke3 {0.00/15 40s} Rxh2 {+0.24/15 2:02m} 43. Nf5
{0.00/14 59s} Bh6+ {+0.24/14 53s} 44. Ke4 {-0.06/13 46s}
Re2+ {+0.43/13 38s} 45. Kd3 {-0.16/17 1:10m} Re6 {+0.41/16
38s} 46. Rg1+ {-0.19/14 44s} Kh8 {+0.41/16 51s} 47. Rb1
{-0.22/16 1:05m} Bf8 {+0.42/15 39s} 48. f4 {-0.27/15 1:42m}
Kg8 {+0.42/15 52s} 49. Rg1+ {-0.22/14 40s} Rg6 {+0.41/17
29s} 50. Rc1 {-0.25/15 42s} Ra6 {+0.41/16 45s} 51. Rg1+
{-0.16/16 1:17m} Kh8 {+0.41/17 1:01m} 52. Rb1 {-0.20/14
45s} Re6 {+0.42/17 1:04m} 53. Rc1 {-0.25/15 1:31m} Rf6
{+0.41/16 2:06m} 54. Ke4 {-0.09/17 51s} Kg8 {+0.30/16 39s}
55. Rc8 {-0.05/18 1:05m} Re6+ {+0.27/17 48s} 56. Kf3
{0.00/18 50s} f6 {+0.20/15 30s} 57. Nh6+ {-0.01/18 55s} Kg7
{+0.05/17 19s} 58. Nf5+ {-0.01/19 2:00m} Kf7 {+0.11/18 57s}
59. Rc7+ {-0.03/19 2:03m} Kg8 {+0.11/18 1:36m} 60. Rd7
{0.00/18 2:09m} h5 {+0.09/13 1:40m} 61. Ne3 {0.00/17 1:57m}
Re7 {+0.13/18 2:39m} 62. Nd5 {0.00/20 2:26m} Rf7 {+0.03/20
1:40m} 63. Rxf7 {0.00/20 2:47m} Kxf7 {+0.19/21 2:39m}
64. Nxf6 {0.00/28 1:28m} Kxf6 {+2.80/27 1:26m} 65. Kg2
{0.00/33 36s} Kf5 {+3.10/28 2:27m} 66. Kh1 {0.00/38 1:19m}
h4 {+3.14/25 2:55m} 67. Kh2 {0.00/40 1:29m} Bb4 {+3.14/25
1:32m} *
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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