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Re: Little Thought 1.04 64-bit 2-CPU
Posted: Wed Dec 23, 2009 10:37 am
by beachknight
SzG wrote:I have started a gauntlet with this engine but had to call it off as there were uncomfortably too many crashes.
My system is Q6600, Vista Home Basic 64-bit.
Anyone successfully running this engine?
Hello Gabor,
No crashes. But LT104 x64 4cpu lost almost all games on time.
My system
: Q6600 @ 2.40GHz4x 2400 MHz with 2.048 MB Memory
Operating system: Microsoft Windows XP 64 Bit Professional Service Pack 2 (Build 3790)
Best,
Re: Little Thought 1.04 64-bit 2-CPU
Posted: Wed Dec 23, 2009 10:39 am
by beachknight
An example:
Code: Select all
[Event "CET2401d"]
[Site "CET24_Antalya_TUR"]
[Date "2009.12.12"]
[Round "1"]
[White "LittleThought 1.04"]
[Black "Arasan 11.6"]
[Result "0-1"]
[BlackElo "2700"]
[ECO "C04"]
[Opening "French"]
[Time "09:27:56"]
[Variation "Tarrasch, Guimard, Main Line, 6.Nb3 a5"]
[WhiteElo "2500"]
[TimeControl "300+1"]
[Termination "time forfeit"]
[PlyCount "124"]
[WhiteType "program"]
[BlackType "program"]
1. e4 e6 2. d4 d5 3. Nd2 Nc6 4. Ngf3 Nf6 5. e5 Nd7 6. Nb3 Be7 7. Bf4 O-O 8.
Bd3 f6 9. exf6 Nxf6 10. O-O a5 11. c3 a4 12. Nbd2 a3 13. b3 {(13.b3 Nh5
14.Be5) +0.49/15 8} Bd6 {(13. ... Bd6 14.Bxd6 cxd6 15.Re1 Bd7 16.b4 Qc7
17.Ng5 e5 18.b5 Ne7 19.c4 h6 20.dxe5 dxe5) -0.52/14 8} 14. Be5 {(14.Be5 g6
15.Re1 Ne8 16.Kh1 Bxe5 17.dxe5 Bd7 18.Re3 Rf4 19.b4) +0.47/14 7} Qe8 {(14.
... Qe8 15.Re1 Bd7 16.Bxd6 cxd6 17.b4) -1.00/14 8} 15. Re1 {(15.Re1 Qh5
16.Bxd6 cxd6 17.h3 Bd7 18.Qe2 Kh8 19.Qe3 h6 20.Kh1 Ng4 21.Qe2) +0.63/14 6}
Bd7 {(15. ... Bd7 16.b4 Qh5 17.b5 Ne7 18.b6 Rfc8 19.Qb3 Ng4 20.h3 Nxe5
21.Nxe5 Bxe5 22.Rxe5) -1.06/14 8} 16. b4 {(16.b4 Qh5 17.Bxd6 cxd6 18.Qb1
Rac8 19.b5 Ne7 20.Qb4 Ng4 21.Qxa3) +0.62/13 6} b6 {(16. ... b6 17.Nb1 Qh5
18.b5 Ne7 19.Qb3 Ra7) -1.16/13 8} 17. Bxd6 {(17.Bxd6 cxd6 18.h3 Qh5 19.b5
Ne7 20.Qb1 Kh8 21.Qb4 Nf5 22.Bxf5) +0.83/13 6} cxd6 {(17. ... cxd6 18.Ng5)
-0.87/13 8} 18. Nf1 {(18.Nf1 Nd8 19.Ng3 Nf7 20.Qe2 Qc8 21.Qd2 Ra7 22.h3 Rc7
23.Rac1) +0.83/14 8} Ne7 {(18. ... Ne7 19.Ng5) -0.26/13 7} 19. Qc2 {(19.Qc2
Qh5 20.Qd2 Nf5 21.Ng5 Ne4 22.Bxe4 dxe4 23.Nxe4 Rac8 24.h3 Bb5 25.Ng5 Bxf1
26.Rxf1 Rf6) +0.72/14 6} h6 {(19. ... h6 20.Ng3 b5 21.Qc1 Qb8 22.Qc2 Rc8)
-0.20/13 7} 20. N1d2 {(20.N1d2 Kh8 21.h3 Qh5 22.b5 g6 23.Nb3 Rac8 24.Rab1
Rf7) +0.75/13 6} b5 {(20. ... b5 21.Kh1 Ng4 22.Nf1 Nf6 23.Ng3) -0.59/13 7}
21. Re3 {(21.Re3 Nh5 22.Nf1 Nf4 23.Ng3 Neg6 24.Rae1 Qf7 25.Bxg6) +0.86/14
7} Qf7 {(21. ... Qf7 22.Qc1 Ng4 23.Re1 e5 24.h3 Nxf2 25.Kxf2 e4 26.Nxe4
dxe4 27.Bxe4) -0.54/12 7} 22. Nf1 {(22.Nf1 Kh8 23.h3 Nh5 24.Rae1 g6 25.N1d2
Nf4 26.Kh1 Nf5) +0.72/13 6} Nh5 {(22. ... Nh5 23.Rb1) +0.07/13 7} 23. Qb1
{(23.Qb1 g5 24.h3 Nf4 25.Kh1 Nf5 26.Bxf5 Qxf5 27.Qxf5 Rxf5 28.Ng3 Rff8
29.Rae1 Bc6 30.Kh2) +0.67/14 5} Rfc8 {(23. ... Rfc8 24.N3d2) +0.15/14 7}
24. Kh1 {(24.Kh1 g5 25.h3 Ra7 26.Qc1 Nf4 27.Bc2 Neg6 28.Ng3 Bc6) +0.68/14
5} Rc7 {(24. ... Rc7 25.Qb3) +0.20/12 7} 25. h3 {(25.h3 g6 26.N1h2 Nf6
27.Nh4 g5 28.N4f3 Kh8) +0.62/13 5} Nf4 {(25. ... Nf4 26.Ng3 Kf8 27.Qb3 g6
28.Kg1 Kg7 29.Rc1) +0.16/12 6} 26. Ng3 {(26.Ng3 Rac8 27.Qc1 Nxd3 28.Rxd3
Ng6 29.Qxa3 e5 30.Re1 Bf5 31.Nxf5 Qxf5 32.Rde3) +0.69/14 5} g5 {(26. ... g5
27.Qb3 Kg7 28.Kg1 Neg6 29.Rd1 Nxd3 30.Rdxd3 Nf4 31.Rd1 Qg6 32.Nd2 Nd3
33.Rf3) +0.16/13 6} 27. Qc2 {(27.Qc2 Neg6 28.Ne2 Kg7 29.Nxf4 Nxf4 30.Rb1
Kh8 31.Rbe1 Bc6 32.Rb1) +0.83/14 5} Kg7 {(27. ... Kg7 28.Qb3 Kf8) +0.15/13
6} 28. Rae1 {(28.Rae1 Kf8 29.Qd2 Rac8 30.Bb1 Ke8 31.Qc1 Ra8 32.Bc2 Kd8
33.Bd3 Nxd3 34.Rxd3 Nf5 35.Nxf5) +0.74/14 5} Rac8 {(28. ... Rac8 29.Rc1
Neg6) +0.23/13 6} 29. Qd2 {(29.Qd2 Rxc3 30.Bg6 Rxe3 31.Bxf7 Rd3 32.Bxe6
Bxe6 33.Qxd3 Nxd3 34.Rxe6 Rc1+ 35.Kh2 Kf8 36.Ne2) +0.50/13 5} Nxd3 {(29.
... Nxd3 30.Rxd3 Ng6 31.Qc1 Nf4 32.Rde3 Ra7 33.Qc2 Qg6 34.Qxg6+ Kxg6 35.Rd1
Rac7) -0.30/12 6} 30. Rxd3 {(30.Rxd3 Kg8 31.Rd1 Rc4 32.Qc1 Ra8 33.Re1 Nc6)
+0.87/14 5} Qg6 {(30. ... Qg6 31.Rd1 Ra8 32.Qc1 Nc6 33.Qd2 Rf8 34.h4 g4
35.Nh2 Kg8 36.Qe2 h5 37.Ra1) +0.04/13 6} 31. Rde3 {(31.Rde3 Ra8 32.Rd1 Kg8)
+0.90/14 5} Rc6 {(31. ... Rc6 32.Qc1) -0.46/13 6} 32. Qc1 {(32.Qc1 Ra6
33.Qd1 Rf8 34.Qe2 Nf5 35.Nxf5+ Qxf5 36.Rc1 Qf4 37.Rd1 g4 38.hxg4) +0.92/14
5} Ra6 {(32. ... Ra6 33.Rf1 Rc7 34.Nd2) 0.00/13 5} 33. Qd1 {(33.Qd1 Rf8
34.Rd3 Kh8 35.Qe2 Nf5 36.Nxf5 Qxf5 37.Re3 Rc8 38.Qd3 Qxd3) +0.89/14 5} Ng8
{(33. ... Ng8 34.Qc1 Nf6 35.Kg1) -0.44/13 5} 34. Nh2 {(34.Nh2 Rac6 35.Qb3
Ra8 36.Kg1 Nf6) +0.97/15 4} Kh7 {(34. ... Kh7 35.Nhf1) -0.42/14 5} 35. Qe2
{(35.Qe2 Kh8 36.Nf3 Rf8 37.Rc1 Nf6 38.Nd2 Raa8 39.Nb3 g4 40.hxg4 Nxg4
41.Rf3) +0.95/15 4} Rc7 {(35. ... Rc7 36.Qd1) +0.09/13 5} 36. Qd2 {(36.Qd2
Kh8 37.Qd1 Ra8) +0.95/14 4} Ra8 {(36. ... Ra8 37.Qc1) +0.08/13 5} 37. Kg1
{(37.Kg1 Nf6 38.Ng4 Nxg4 39.hxg4 Rf8 40.f3 Kh8 41.Kh1 Rc4 42.Qe2 Qf6)
+0.96/14 4} Rc4 {(37. ... Rc4 38.Nf3 Nf6 39.Qc1 Kg7 40.Nd2 Rcc8 41.Nb1 Rc7
42.Rf3 Rca7 43.Nd2 Rc7) +0.08/12 5} 38. Qd1 {(38.Qd1 Nf6 39.Ng4 Nxg4
40.Qxg4 Rf8 41.Qd1 Kh8 42.Rf3) +0.83/14 4} Rc7 {(38. ... Rc7 39.Nf3 Nf6
40.Qc1 Kg7) +0.05/13 5} 39. Kh1 {(39.Kh1 Kh8 40.Qb3 Nf6 41.Ng4 Nxg4 42.hxg4
Qf6 43.Qc2 Qf4 44.Qg6 Qxf2 45.Qxh6+ Kg8 46.R1e2) +0.89/14 4} Rc6 {(39. ...
Rc6 40.Qb3 Nf6 41.Rd1 Rc7 42.Kg1 Kg7 43.Nf3 Rc6 44.Rc1 Rc7 45.Ree1)
-0.42/13 5} 40. Qe2 {(40.Qe2 Rc7 41.Nf3 Nf6 42.Rc1 Rf8 43.Nd2 Kh8 44.Nb3 g4
45.h4 Nh5 46.Nxh5) +0.86/15 4} Rc7 {(40. ... Rc7 41.Qd1) -0.44/14 5} 41.
Rc1 {(41.Rc1 Kh8 42.Qd1 Nf6 43.Ng4 Ne4 44.Nxe4 dxe4 45.Re1 h5 46.Ne3 Rf8
47.Qe2 d5 48.Rc2) +0.84/15 4} Rf8 {(41. ... Rf8 42.Rf3 Rfc8 43.Qd1 Nf6
44.Qb3 Ra7 45.Re3 Raa8) -0.42/14 4} 42. Kg1 {(42.Kg1 Kh8 43.Rf3 Nf6 44.Ng4
Rcc8 45.Nxf6 Rxf6 46.Rxf6 Qxf6 47.Qc2 Qf7 48.Re1 Bc6) +0.78/14 4} Rcc8
{(42. ... Rcc8 43.Qd1 Nf6 44.Qb3 Ra8 45.Nf3 Ne4 46.Nxe4 dxe4 47.Nd2 Qf7
48.Nxe4 Qf4) -0.42/13 4} 43. Re1 {(43.Re1 Kg7 44.Kh1 Kh8 45.Qd2 Nf6 46.R3e2
Rc4 47.Nf3 Rfc8) +0.85/14 4} Nf6 {(43. ... Nf6 44.Qd1 Rc6 45.Qb3 Ra6)
+0.06/14 4} 44. Ng4 {(44.Ng4 Ng8 45.Qd3 Qxd3 46.Rxd3 Nf6 47.f3 Rf7 48.Kh1
Rff8 49.Kh2 Kg7 50.Rde3) +0.66/14 4} Ng8 {(44. ... Ng8 45.Qd1 Ra8 46.Rf3 h5
47.Rxf8 Rxf8 48.Ne3 Nf6 49.f3 Rc8 50.Qd2 Bc6 51.Kh2) +0.04/13 4} 45. Qd2
{(45.Qd2 h5 46.Nh2 h4 47.Ne2 Nf6 48.Nf3 Ra8 49.Kh1 Ne4 50.Rxe4 dxe4
51.Nxg5+ Kh8 52.Qe3) +0.62/15 4} h5 {(45. ... h5 46.Nh2) -0.42/13 4} 46.
Nh2 {(46.Nh2 g4 47.hxg4 hxg4 48.Qd1 Nh6 49.Qc1 Nf5 50.Rd3 Nh6 51.Rdd1 Qf6
52.Qe3) +0.57/15 4} Nh6 {(46. ... Nh6 47.Nf3 Nf7 48.Kh1 Kg7 49.Qc1 Ra8
50.Qd2 Rfc8 51.Qd3 Qxd3) 0.00/12 4} 47. Nf3 {(47.Nf3 Kh8 48.Qd3 Nf5 49.h4
gxh4 50.Nxf5 Qxf5 51.Qxf5 Rxf5 52.Nxh4 Rg5 53.Nf3 Rg4 54.Kh1 Rcg8) +0.87/14
4} Nf7 {(47. ... Nf7 48.Qc1 Ra8 49.Nd2 h4 50.Ngf1 Ra7 51.Nf3 Qf5 52.N1d2
Rc8 53.Kh1 Kg6) 0.00/12 4} 48. Qd3 {(48.Qd3 Qxd3 49.Rxd3 Kh6 50.Nd2 h4
51.Ngf1 Nd8 52.Nf3 Nc6 53.Ne3 Rf4 54.Kh1) +0.71/14 3} Qxd3 {(48. ... Qxd3
49.Rxd3 Kh6 50.Kh1 Rc7 51.Rb1 Ra8) -0.35/15 4} 49. Rxd3 {(49.Rxd3 Kh6
50.Ree3 g4 51.hxg4 hxg4 52.Ne1 Ng5 53.Nc2 Ra8 54.Re1 Bc6 55.Ne3 Rf4)
+0.55/16 3} Kh6 {(49. ... Kh6 50.Rb1) -0.34/14 4} 50. Kf1 {(50.Kf1 Kg6
51.Ree3 g4 52.hxg4 hxg4 53.Ne1 Ra8 54.Nc2 Ng5 55.Ke1 Bc6) +0.59/15 3} Rc7
{(50. ... Rc7 51.Kg1 Rfc8 52.Ne2 h4 53.Kh1 Kh7 54.Nfg1 Bc6 55.Nf3 e5
56.Rdd1 Kg6) +0.14/14 4} 51. Ne2 {(51.Ne2 Kg7 52.h4 g4 53.Nd2 Nh6 54.Kg1
Kg8 55.Nb3 Kh8 56.Ng3 Nf5 57.Nxf5) +0.57/15 3} Nh8 {(51. ... Nh8 52.Rb1)
-0.20/15 4} 52. Red1 {(52.Red1 Ng6 53.Ke1 Rf7 54.Re3 g4 55.hxg4 hxg4 56.Nh2
Kg5 57.Ng3 Rc8 58.f3) +0.53/15 4} Ng6 {(52. ... Ng6 53.Re3 Ne7) +0.24/14 3}
53. Re3 {(53.Re3 Rcc8 54.Ng3 g4 55.hxg4 hxg4 56.Nh2 Kg5 57.f3 gxf3 58.Nxf3+
Kh6 59.Kg1 Kh7 60.Rf1) +0.40/15 3} Rf7 {(53. ... Rf7 54.Ng3 h4 55.Ne2 Nf4
56.Rb1 Nxe2 57.Kxe2 Kg6 58.Kf1 Rf8 59.Rb3 Ra8 60.Rb1) -0.22/14 3} 54. Ke1
{(54.Ke1 Rc8 55.Kd2 e5 56.dxe5 dxe5 57.Nxe5 Nxe5 58.Rxe5 Rxf2 59.g4 hxg4
60.Rxd5 Re8 61.Re1 Bf5 62.Rd6+ Re6) +0.44/15 3} Nf4 {(54. ... Nf4 55.Kf1
Nxe2 56.Kxe2 Rc8 57.Kf1 Rf4 58.Ne1 Kg6 59.Nc2 Ra8 60.Kg1 Rff8 61.Ree1 Rfc8)
+0.32/14 3} 55. Nxf4 {(55.Nxf4 gxf4 56.Red3 Be8 57.g3 Rg7 58.gxf4 Bg6
59.Re3 Bf5 60.Ng5 Rg6 61.Rg3 Kg7 62.h4 Kf8) +0.40/16 3} gxf4 {(55. ... gxf4
56.Red3 Be8 57.Kf1 Rfe7 58.Rc1 Rc6 59.Ng1 Bg6 60.Rdd1 Bf5) -0.02/16 3} 56.
Red3 {(56.Red3 Be8 57.g3 Rf8 58.Nh4 Bg6 59.Nxg6 Kxg6 60.Rf3 Kg7 61.Kf1 Rfc8
62.Re1 Rxc3 63.Rxf4) +0.32/18 3} Be8 {(56. ... Be8 57.Kf1 Rfe7 58.Rc1 Bg6
59.Rdd1 Rc6 60.Ng1) -0.02/16 3} 57. g3 {(57.g3 fxg3 58.fxg3 Rf8 59.Nh4 Bg6
60.Nxg6 Kxg6 61.Re3 Rf6 62.Kd2 Kh6 63.Re2 Kg5 64.Rg1 Kg6) +0.32/17 3} Rf6
{(57. ... Rf6 58.Nh4 fxg3) +0.49/15 3} 58. g4 {(58.g4 Rf8 59.g5+ Kh7 60.Rc1
Bg6 61.Rdd1 Rfc8 62.Ng1 Rxc3 63.Rxc3 Rxc3 64.Ne2 Rxh3 65.Nxf4 Rh1+ 66.Ke2
Rxd1) +0.20/16 3} Rf8 {(58. ... Rf8 59.g5+ Kh7 60.Rc1 Bg6 61.Rdd1 Be4
62.Nd2 Kg6 63.h4 Bf5 64.Ke2 Rfc8 65.Rg1 Rxc3 66.Rxc3 Rxc3) +0.06/16 3} 59.
g5+ {(59.g5+ Kh7 60.Rc1 Bg6 61.Rdd1 Rfc8 62.Kd2 Kg7 63.h4 Bf5 64.Rh1 Be4
65.Rh3 Bf5 66.Rhh1) 0.00/17 4} Kh7 {(59. ... Kh7 60.Rc1) +0.29/17 3} 60.
Rc1 {(60.Rc1 Bg6 61.Rdd1 Be4 62.Nd2 Bg6 63.Nf3) 0.00/19 3} Bg6 {(60. ...
Bg6 61.Rdd1 Be4 62.Ke2 Rfc8 63.Ne1 Kg6 64.h4 Rxc3 65.Rxc3 Rxc3 66.f3 Bf5
67.Kf2 Rc8 68.Ng2 Rc2+ 69.Kg1 e5 70.dxe5 dxe5) +0.80/17 3} 61. Rdd1
{(61.Rdd1 Be4 62.Nd2 Bf5 63.Nf3 Bxh3 64.Nh4 Rg8 65.g6+ Kh6 66.Rb1 Rxc3
67.Kd2 Rc7 68.Ng2 Bxg2 69.Rbc1 Rxg6) -0.28/19 3} Be4 {(61. ... Be4 62.Ke2
Rfc8 63.Ne1 Rxc3 64.Rxc3 Rxc3 65.f3 Bf5 66.h4 Rc4 67.Ng2 Rxb4 68.Nxf4 Rb2+
69.Rd2 Bb1 70.g6+ Bxg6 71.Nxe6) +0.34/17 3} 62. Nd2 {(62.Nd2 Bf5 63.h4 Rfc8
64.Ke2 Rxc3 65.Rxc3 Rxc3 66.Nf3 Rxf3 67.Kxf3 Bg4+ 68.Kg2 Bxd1 69.Kf1 Kg7
70.Ke1 e5) -0.61/18 3} Bf5 {(62. ... Bf5 63.h4 Rfc8 64.f3) +0.92/17 3} 63.
... {0-1 White forfeits on time} 0-1
Both x64 4cpu.
Best,
Re: Little Thought 1.04 64-bit 2-CPU
Posted: Wed Dec 23, 2009 10:50 am
by beachknight
SzG wrote:beachknight wrote:SzG wrote:I have started a gauntlet with this engine but had to call it off as there were uncomfortably too many crashes.
My system is Q6600, Vista Home Basic 64-bit.
Anyone successfully running this engine?
Hello Gabor,
No crashes. But LT104 x64 4cpu lost almost all games on time.
My system
: Q6600 @ 2.40GHz4x 2400 MHz with 2.048 MB Memory
Operating system: Microsoft Windows XP 64 Bit Professional Service Pack 2 (Build 3790)
Best,
Thanks for the reply, Harun. So you also have time forfeits (all my crashes were preceeded by time forfeits). I may try to see if it also exceeds time when using only 1 thread.
Regards,
Just found a novelty in LT104x64:
TimeBuffer - Forces LT to think it has this many secs less than he really does for the time control. Used to avoid issue
with Polyglot on new cygwin.dll where a value of 15 works well (default 0, valid 0-60).
Well, I'll try next time with 15.
Best,
Re: Little Thought 1.04 64-bit 2-CPU
Posted: Wed Dec 23, 2009 12:12 pm
by beachknight
SzG wrote:beachknight wrote:
Just found a novelty in LT104x64:
TimeBuffer - Forces LT to think it has this many secs less than he really does for the time control. Used to avoid issue
with Polyglot on new cygwin.dll where a value of 15 works well (default 0, valid 0-60).
Well, I'll try next time with 15.
I was aware of this parameter but I found it unnecessary to alter it as I don't use polyglot. I find it strange anyway as it introduces a time handicap for LT.
I used LT under the Shredder 12 GUI when these time forfeits occurred.
I have been using Arena. I'll test with Shredder GUI later.
Well, If LT104x644cpu works smoothly with TimeBuffer =15,
I'll try lower values like 10 and then 5...
Best,
Re: Little Thought 1.04 64-bit 2-CPU
Posted: Thu Dec 24, 2009 10:46 am
by nthom
Hi guys, sorry don't check this forum often. I am aware that the multithreaded LT search is terrible - just use a single CPU and it performs much better and has never crashed on me
Its on my todo list for 1.05 to fix!
Re: Little Thought 1.04 64-bit 2-CPU
Posted: Thu Dec 24, 2009 1:53 pm
by beachknight
nthom wrote:Hi guys, sorry don't check this forum often. I am aware that the multithreaded LT search is terrible - just use a single CPU and it performs much better and has never crashed on me
Its on my todo list for 1.05 to fix!
Thanks for the info, Nathan. You have saved my computers time
Best,