Author: Dann Corbit
Date: 17:55:47 10/18/01
Go up one level in this thread
On October 18, 2001 at 19:12:26, Slater Wold wrote: >On October 18, 2001 at 15:22:04, Dann Corbit wrote: > >>Crafty has a very hard time with these seven problems, failing to solve any of >>them in one minute on my machine. Here is the output at two minutes: >> >>EPD Kit revision date: 1996.04.21 >>unable to open book file [e:\crafty\release/books.bin]. >>hash table memory = 192M bytes. >>pawn hash table memory = 80M bytes. >>EGTB cache memory = 32M bytes. >>draw score set to 0.00 pawns. >>choose from book moves randomly (using weights.) >>choose from 5 best moves. >>book learning enabled >>result learning enabled >>position learning enabled >>threshold set to 9 pawns. >>5 piece tablebase files found >>19045kb of RAM used for TB indices and decompression tables >> >>Crafty v18.12 >> >>White(1): st 120 >>search time set to 120.00. >>White(1): new >>White(1): epdpfga wcsacmt.epd wcsacmt.out >>PFGA: EPD record: 1 ID: WCSACM.0442 >>middle-game phase >> clearing hash tables >> time surplus 0.00 time limit 2:00 (2:00) >> nss depth time score variation (1) >> 7 0.25 -0.06 1. Qf4 Qc8 2. Ree3 Qd8 3. Re4 Qd7 4. >> Kg1 >> 7-> 0.30 -0.06 1. Qf4 Qc8 2. Ree3 Qd8 3. Re4 Qd7 4. >> Kg1 >> 8 0.60 -0.15 1. Qf4 Qc8 2. Kg1 a6 3. b4 cxb4 4. >> Rxb4 Qc7 5. Re4 >> 8-> 0.82 -0.15 1. Qf4 Qc8 2. Kg1 a6 3. b4 cxb4 4. >> Rxb4 Qc7 5. Re4 >> 9 2.47 -0.12 1. Qf4 Qc8 2. Rge3 a5 3. Rg3 Qc7 4. >> Kg1 Qd7 5. Ree3 >> 9-> 2.72 -0.12 1. Qf4 Qc8 2. Rge3 a5 3. Rg3 Qc7 4. >> Kg1 Qd7 5. Ree3 >> 10 6.59 -0.12 1. Qf4 Qc8 2. Kh2 a6 3. Kg1 Qc7 4. >> Rge3 Qd7 5. Ra4 a5 6. Rae4 Kg8 <HT> >> 10 15.69 0.18 1. b4 Qd5 2. Qe1 Qa2 3. bxc5 Qxb2 4. >> cxb6 axb6 5. d4 Ng6 6. Rxe7 Rxe7 >> 10-> 15.88 0.18 1. b4 Qd5 2. Qe1 Qa2 3. bxc5 Qxb2 4. >> cxb6 axb6 5. d4 Ng6 6. Rxe7 Rxe7 >> 11 25.42 0.35 1. b4 Qd5 2. bxc5 Nxd3 3. cxd3 Rxe4 >> 4. dxe4 Qd1+ 5. Kh2 Qxh5 6. Rg4 b5 >> 7. Qg3 >> 11-> 26.68 0.35 1. b4 Qd5 2. bxc5 Nxd3 3. cxd3 Rxe4 >> 4. dxe4 Qd1+ 5. Kh2 Qxh5 6. Rg4 b5 >> 7. Qg3 >> 12 55.74 0.51 1. b4 Qd5 2. Rxg7 Rxg7 3. Nxf6 Qf7 >> 4. Nxe8 Qxe8 5. bxc5 Qb8 6. cxb6 axb6 >> 7. f6 >> 12 1:02 ++ 1. Rxg7!! >> 12 1:05 1.43 1. Rxg7 Rxg7 2. Nxf6 Qc8 3. Nxe8 Qxe8 >> 4. Qe3 Re7 5. f6 Re6 6. f7 Qxf7 7. >> Rxe5 >> 12-> 1:06 1.43 1. Rxg7 Rxg7 2. Nxf6 Qc8 3. Nxe8 Qxe8 >> 4. Qe3 Re7 5. f6 Re6 6. f7 Qxf7 7. >> Rxe5 >> 13 1:12 1.43 1. Rxg7 Rxg7 2. Nxf6 Qc8 3. Nxe8 Qxe8 >> 4. f6 Rg8 5. Qe2 Rg5 6. f7 Qxf7 7. >> Rxe5 Rf5 8. Rxf5 Qxf5 >> 13-> 1:15 1.43 1. Rxg7 Rxg7 2. Nxf6 Qc8 3. Nxe8 Qxe8 >> 4. f6 Rg8 5. Qe2 Rg5 6. f7 Qxf7 7. >> Rxe5 Rf5 8. Rxf5 Qxf5 >> 14 1:32 1.51 1. Rxg7 Rxg7 2. Nxf6 Qc8 3. Nxe8 Qxe8 >> 4. f6 Rg8 5. Qe2 Rg5 6. f7 Qxf7 7. >> Rxe5 Rxe5 8. Qxe5+ Kg8 >> 14-> 1:39 1.51 1. Rxg7 Rxg7 2. Nxf6 Qc8 3. Nxe8 Qxe8 >> 4. f6 Rg8 5. Qe2 Rg5 6. f7 Qxf7 7. >> Rxe5 Rxe5 8. Qxe5+ Kg8 >> time=2:00 cpu=99% mat=0 n=68617807 fh=92% nps=569k >> ext-> chk=1658738 cap=179284 pp=75792 1rep=218378 mate=29240 >> predicted=0 nodes=68617807 evals=17626280 >> endgame tablebase-> probes done=0 successful=0 > >It surprises me you didn't get this one. I got it in 6 seconds: The problem you analyze below is 42, not 442. >max threads set to 2 >hash table memory = 192M bytes. >pawn hash table memory = 40M bytes. >EGTB cache memory = 32M bytes. >6 piece tablebase files found >26330kb of RAM used for TB indices and decompression tables >choose from 2 best moves. > > >Crafty v18.12 (2 cpus) > >White(1): st 60 >search time set to 60.00. >White(1): epdpfga 7deadly.epd 7.out >PFGA: EPD record: 1 ID: WCSAC.0042 >middle-game phase > clearing hash tables > time surplus 0.00 time limit 1:00 (1:00) > nss depth time score variation (1) >starting thread 1 > 7-> 0.09 -0.07 1. Re3 a5 2. Rf2 Kg7 3. Rfe2 Qxd5 4. > cxd5 Kf6 <HT> > 8 0.23 0.20 1. Re3 Kg7 2. Rf2 Kf6 3. Rfe2 Qxd5 > 4. cxd5 f4 5. Re4 > 8-> 0.26 0.20 1. Re3 Kg7 2. Rf2 Kf6 3. Rfe2 Qxd5 > 4. cxd5 f4 5. Re4 > 9 0.44 0.05 1. Re3 Kg7 2. Rf2 Kf6 3. Qb7 Qe7 4. > Qa6 Kg7 5. Rfe2 > (2) 9-> 0.61 0.05 1. Re3 Kg7 2. Rf2 Kf6 3. Qb7 Qe7 4. > Qa6 Kg7 5. Rfe2 > 10 1.76 0.03 1. Re3 Qf6 2. Rf1 f4 3. Qe4 f3 4. gxf3 > Re7 5. Rd1 a5 > 10 2.37 0.39 1. Rff1 Qf6 2. Re2 f4 3. Kh1 Re7 4. > Rxf4 Qxf4 5. Qd8+ Kg7 6. Qxe7+ Nf7 > (2) 10-> 2.45 0.39 1. Rff1 Qf6 2. Re2 f4 3. Kh1 Re7 4. > Rxf4 Qxf4 5. Qd8+ Kg7 6. Qxe7+ Nf7 > 11 4.08 0.43 1. Rff1 Kg7 2. Re3 Kf6 3. Rfe1 Qxd5 > 4. cxd5 f4 5. Re4 Kf5 6. d6 a5 > 11 6.03 ++ 1. Kf1!! > 11 7.73 2.30 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 g5 4. > Rxe5 Qxe5 5. Rxe5 Rxe5 6. Qd6+ Re6 > (2) 11-> 7.73 2.30 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 g5 4. > Rxe5 Qxe5 5. Rxe5 Rxe5 6. Qd6+ Re6 > 12 9.64 2.35 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 h6 4. > Rxe5 Qxe5 5. Rxe5 Rxe5 6. Qd6+ Re6 > 7. Qf8+ Kg5 > 12-> 9.87 2.35 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 h6 4. > Rxe5 Qxe5 5. Rxe5 Rxe5 6. Qd6+ Re6 > 7. Qf8+ Kg5 > 13 14.14 2.45 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 Qxd5 > 4. cxd5 f4 5. d6 f3 6. Rxe5 Rxe5 7. > Rxe5 Kxe5 8. d7 fxg2+ > 13-> 14.70 2.45 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 Qxd5 > 4. cxd5 f4 5. d6 f3 6. Rxe5 Rxe5 7. > Rxe5 Kxe5 8. d7 fxg2+ > 14 25.86 2.73 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 h5 4. > Rxe5 Qxe5 5. Rxe5 Rxe5 6. Qd6+ Re6 > 7. Qf8+ Kg5 8. Qf7 Re4 9. Qxa7 Rxc4 > 10. Qxb6 Rxc3 > 14-> 27.01 2.73 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 h5 4. > Rxe5 Qxe5 5. Rxe5 Rxe5 6. Qd6+ Re6 > 7. Qf8+ Kg5 8. Qf7 Re4 9. Qxa7 Rxc4 > 10. Qxb6 Rxc3 > 15 42.17 2.68 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 Qxd5 > 4. cxd5 a5 5. d6 Re6 6. Rxe5 Rxd6 7. > Kf2 a4 8. Re7 h6 > 15-> 45.40 2.68 1. Kf1 Kg7 2. Rf2 Kf6 3. Rfe2 Qxd5 > 4. cxd5 a5 5. d6 Re6 6. Rxe5 Rxd6 7. > Kf2 a4 8. Re7 h6 > time=1:00 cpu=221% mat=0 n=93653439 fh=94% nps=1546k > ext-> chk=5988246 cap=271250 pp=54879 1rep=426843 mate=50406 > predicted=0 nodes=93653439 evals=14344669 > endgame tablebase-> probes done=0 successful=0 > hashing-> trans/ref=56% pawn=99% used=87% > SMP-> split=1531 stop=108 data=11/32 cpu=2:14 elap=1:00 > > >I got all but 582 in less than 60 seconds. 582 takes about 12 seconds longer. Hmmm... Sounds like superlinear speedup, but we know *that* can't happen. ;-)
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.