Author: Robert Hyatt
Date: 18:58:09 09/24/01
Go up one level in this thread
On September 24, 2001 at 19:05:47, Slater Wold wrote: When you go past 4 billion nodes, the counter wraps around (it is an unsigned integer). Ignore the NPS there... >Today I analysed the 3 EPD's Michel posted on earlier. ECM.1617, ECM.1354, & >ECM.1204. I gave each position 3 1/2 hours. (st 126000) > >This test was run on my 2x1.4Ghz AMD. I hashed 768MB, and 40M to phash, and 32M >to cache. Windows 2000 report that Crafty.exe is using 850MB of total memory, >with total memory usage (of all programs running) at about 44%. > >Look at this SAD result: > > >PFGA: EPD record: 1 ID: ECM.1617 >middle-game phase > clearing hash tables > time surplus 0.00 time limit 210:00 (210:00) > nss depth time score variation (1) >starting thread 1 > (2) 5-> 0.14 1.83 1. Qa2 Bf5 2. Bxf5 gxf5 3. Qf2 e6 > 6 0.17 1.97 1. Qa2 e6 2. Qf2 a5 3. Nxf7 axb4 > (3) 6-> 0.31 1.97 1. Qa2 e6 2. Qf2 a5 3. Nxf7 axb4 > 7 0.34 -- 1. Qa2 > (2) 7 0.43 1.43 1. Qa2 e6 2. Qf2 Qc7 3. a5 f6 4. exf6 > <HT> > 7 0.84 1.65 1. Qf2 Qd8 2. Rae1 f5 3. Bd3 b5 4. > e6 > 7-> 1.79 1.65 1. Qf2 Qd8 2. Rae1 f5 3. Bd3 b5 4. > e6 > 8 2.48 1.46 1. Qf2 Qa6 2. Bf3 Qc4 3. Rac1 Na6 4. > Be2 Qd5 > 8 4.03 1.65 1. d5 Bg4 2. Qf2 Qc7 3. Nxh7 Kxh7 4. > Qh4+ Kg8 5. Qxg4 cxd5 > 8 5.37 1.92 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Qc7 > 4. Qxe6+ Kh8 5. Rxf8+ Bxf8 6. Rf1 Nd7 > (4) 8-> 5.39 1.92 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Qc7 > 4. Qxe6+ Kh8 5. Rxf8+ Bxf8 6. Rf1 Nd7 > (3) 9 5.96 2.00 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Kh8 > 4. Rxf8+ Bxf8 5. Qxe6 Qd8 6. Rf1 Nd7 > (4) 9-> 7.78 2.00 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Kh8 > 4. Rxf8+ Bxf8 5. Qxe6 Qd8 6. Rf1 Nd7 > (3) 10 9.15 1.94 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Rf7 > 4. Qxe6 Bf6 5. Qc8+ Rf8 6. Qg4 Qc7 > 7. Bh6 <HT> > (4) 10-> 23.25 1.94 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Rf7 > 4. Qxe6 Bf6 5. Qc8+ Rf8 6. Qg4 Qc7 > 7. Bh6 <HT> > (3) 11 26.98 2.03 1. e6 Bxe6 2. Nxe6 fxe6 3. Rxf8+ Kxf8 > 4. Qa2 e5 5. Qe6 Bf6 6. Bh6+ Ke8 7. > Qc8+ Kf7 8. Qf8+ Ke6 9. a5 > 11-> 32.12 2.03 1. e6 Bxe6 2. Nxe6 fxe6 3. Rxf8+ Kxf8 > 4. Qa2 e5 5. Qe6 Bf6 6. Bh6+ Ke8 7. > Qc8+ Kf7 8. Qf8+ Ke6 9. a5 > 12 44.51 2.03 1. e6 Bxe6 2. Nxe6 fxe6 3. Rxf8+ Bxf8 > 4. Qg4 Qd8 5. Qxe6+ Kh8 6. Rf1 a5 7. > Rf7 Qe8 8. bxa5 Rxa5 > (4) 12-> 2:27 2.03 1. e6 Bxe6 2. Nxe6 fxe6 3. Rxf8+ Bxf8 > 4. Qg4 Qd8 5. Qxe6+ Kh8 6. Rf1 a5 7. > Rf7 Qe8 8. bxa5 Rxa5 > (3) 13 2:52 2.13 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Kh8 > 4. Rxf8+ Bxf8 5. Qxe6 Qd8 6. Rf1 a5 > 7. Rf7 <HT> > (3) 13-> 5:13 2.13 1. e6 Bxe6 2. Nxe6 fxe6 3. Qc4 Kh8 > 4. Rxf8+ Bxf8 5. Qxe6 Qd8 6. Rf1 a5 > 7. Rf7 <HT> > (2) 14 6:27 2.20 1. e6 Bxe6 2. Nxe6 fxe6 3. Qg4 Rf5 > 4. Bxf5 exf5 5. Qe2 a5 6. Bf4 e5 7. > Bxe5 Bxe5 8. Qxe5 axb4 > (4) 14-> 20:58 2.20 1. e6 Bxe6 2. Nxe6 fxe6 3. Qg4 Rf5 > 4. Bxf5 exf5 5. Qe2 a5 6. Bf4 e5 7. > Bxe5 Bxe5 8. Qxe5 axb4 > (3) 15 24:02 2.17 1. e6 Bxe6 2. Nxe6 fxe6 3. Qg4 Na6 > 4. Qxe6+ Kh8 5. Qxe7 Rfe8 6. Qh4 Qd8 > 7. Bg5 Bxd4+ 8. Kh1 Rxe4 9. Qxe4 Qxg5 > 10. Qxd4+ > 15 67:13 ++ 1. Nxh7!! > 15 68:11 2.95 1. Nxh7 Kxh7 2. Rxf7 Rxf7 3. Qh5+ Kg8 > 4. Bxg6 Be6 5. Qh7+ Kf8 6. Bh6 Ke8 > 7. Qxg7 Qa6 8. Bxf7+ Bxf7 9. Qf8+ Kd7 > 10. Qxf7 Qd3 11. Bg5 > (4) 15-> 69:14 2.95 1. Nxh7 Kxh7 2. Rxf7 Rxf7 3. Qh5+ Kg8 > 4. Bxg6 Be6 5. Qh7+ Kf8 6. Bh6 Ke8 > 7. Qxg7 Qa6 8. Bxf7+ Bxf7 9. Qf8+ Kd7 > 10. Qxf7 Qd3 11. Bg5 > 16 71:47 ++ 1. Nxh7!! > (4) 16-> 95:11 3.34 1. Nxh7 Kxh7 2. Rxf7 Rxf7 3. Qh5+ Kg8 > 4. Bxg6 Be6 5. Qh7+ Kf8 6. Bh6 Ke8 > 7. Qxg7 Qa6 8. Bxf7+ Bxf7 9. Qf8+ Kd7 > 10. Qxf7 Qd3 11. Bg5 > 17 102:32 ++ 1. Nxh7!! > time=210:02 cpu=200% mat=0 n=3694949828 fh=93% nps=293k > ext-> chk=1012645119 cap=42877440 pp=18567449 1rep=99609877 mate=3 >572414 > predicted=0 nodes=3694949828 evals=3365754754 > endgame tablebase-> probes done=0 successful=0 > hashing-> trans/ref=1237% pawn=97% used=14% > SMP-> split=4391 stop=689 data=11/32 cpu=420:37 elap=210:02 > >293k nps?!?! There is NO HD paging going on either. I have confirmed this. > >WAIT! It gets better! > > >PFGA: EPD record: 2 ID: ECM.1354 > time surplus 0.00 time limit 210:00 (210:00) > nss depth time score variation (1) > 7 0.12 0.71 1. Ng3 Kh8 2. a3 Ba5 3. Re3 Re8 4. > Rxe8+ Qxe8 5. Rb1 > (3) 7-> 0.25 0.71 1. Ng3 Kh8 2. a3 Ba5 3. Re3 Re8 4. > Rxe8+ Qxe8 5. Rb1 > (2) 8 0.31 0.59 1. Ng3 Kh8 2. a3 Ba5 3. Re3 Re8 4. > Nf5 Rxe3 5. Nxe3 > 8 1.76 0.63 1. Rg3 Rb8 2. Nxf6+ Rxf6 3. Bxh7+ Kf8 > 4. Rxg7 Kxg7 5. Qg6+ Kf8 6. Bxf6 > 8-> 1.78 0.63 1. Rg3 Rb8 2. Nxf6+ Rxf6 3. Bxh7+ Kf8 > 4. Rxg7 Kxg7 5. Qg6+ Kf8 6. Bxf6 > 9 2.42 0.66 1. Rg3 Rb8 2. Nf2 Kh8 3. Rh3 h6 4. > a3 Ba5 5. Rb1 > 9 4.36 0.69 1. Rb1 Rb8 2. Ng3 Kh8 3. a3 Ba5 4. > Re3 Re8 5. Re6 > 9 6.11 0.83 1. Ng5 fxg5 2. Bxh7+ Kh8 3. Rh3 Rf6 > 4. Bf5+ Kg8 5. Be6+ Rf7 6. Qh7+ Kf8 > 7. Bxg7+ Rxg7 8. Qh8+ Rg8 9. Qxg8+ > (4) 9-> 6.89 0.83 1. Ng5 fxg5 2. Bxh7+ Kh8 3. Rh3 Rf6 > 4. Bf5+ Kg8 5. Be6+ Rf7 6. Qh7+ Kf8 > 7. Bxg7+ Rxg7 8. Qh8+ Rg8 9. Qxg8+ > 10 9.47 ++ 1. Ng5!! > (3) 10 23.20 3.00 1. Ng5 Re8 2. Ne6 Qc8 3. Bxh7+ Kh8 > 4. Rh3 Re7 5. Bf5+ Kg8 6. Nxg7 Qb7 > 7. Ne6 Bxc4 8. Bxf6 Bxd5 9. Bxe7 Qxe7 > 10-> 23.75 3.00 1. Ng5 Re8 2. Ne6 Qc8 3. Bxh7+ Kh8 > 4. Rh3 Re7 5. Bf5+ Kg8 6. Nxg7 Qb7 > 7. Ne6 Bxc4 8. Bxf6 Bxd5 9. Bxe7 Qxe7 > 11 31.01 3.34 1. Ng5 Re8 2. Ne6 Qe7 3. Bxh7+ Kh8 > 4. Rh3 Reb8 5. Bd3+ Kg8 6. Rg3 g5 7. > fxg5 fxg5 8. Rxg5+ Kf7 > 11-> 32.65 3.34 1. Ng5 Re8 2. Ne6 Qe7 3. Bxh7+ Kh8 > 4. Rh3 Reb8 5. Bd3+ Kg8 6. Rg3 g5 7. > fxg5 fxg5 8. Rxg5+ Kf7 > 12 59.70 ++ 1. Ng5!! > 12-> 2:52 3.73 1. Ng5 Re8 2. Ne6 Qe7 3. Bxh7+ Kh8 > 4. Rh3 Reb8 5. Bd3+ Kg8 6. Rg3 g5 7. > fxg5 fxg5 8. Rxg5+ Kf7 > 13 4:12 ++ 1. Ng5!! > 13 10:53 4.84 1. Ng5 h6 2. Bh7+ Kh8 3. Bg8 f5 4. > Bf7 Qxg5 5. fxg5 Rxf7 6. gxh6 Bxc4 > 7. Bxg7+ Rxg7 8. hxg7+ Kxg7 9. Qxf5 > Bxd5 > 13-> 11:03 4.84 1. Ng5 h6 2. Bh7+ Kh8 3. Bg8 f5 4. > Bf7 Qxg5 5. fxg5 Rxf7 6. gxh6 Bxc4 > 7. Bxg7+ Rxg7 8. hxg7+ Kxg7 9. Qxf5 > Bxd5 > 14 13:59 4.87 1. Ng5 h6 2. Bh7+ Kh8 3. Bg8 f5 4. > Bf7 Qxg5 5. fxg5 Rxf7 6. gxh6 Bxc4 > 7. Bxg7+ Rxg7 8. hxg7+ Kxg7 9. Rxf5 > Bxd5 10. Raf1 > 14-> 15:25 4.87 1. Ng5 h6 2. Bh7+ Kh8 3. Bg8 f5 4. > Bf7 Qxg5 5. fxg5 Rxf7 6. gxh6 Bxc4 > 7. Bxg7+ Rxg7 8. hxg7+ Kxg7 9. Rxf5 > Bxd5 10. Raf1 > 15 31:53 ++ 1. Ng5!! > 15 170:55 6.69 1. Ng5 h6 2. Rh3 Rf7 3. Bh7+ Kf8 4. > Ne6+ Ke7 5. Nxd8 Rxd8 6. Bd3 Re8 7. > a3 Ba5 8. Re3+ Kf8 9. Re6 Rd7 > 15-> 172:52 6.69 1. Ng5 h6 2. Rh3 Rf7 3. Bh7+ Kf8 4. > Ne6+ Ke7 5. Nxd8 Rxd8 6. Bd3 Re8 7. > a3 Ba5 8. Re3+ Kf8 9. Re6 Rd7 > time=210:02 cpu=199% mat=0 n=364607295 fh=94% nps=28k > ext-> chk=1441171762 cap=30852436 pp=14692271 1rep=182498524 mate= >8830295 > predicted=0 nodes=364607295 evals=2035070547 > endgame tablebase-> probes done=0 successful=0 > hashing-> trans/ref=210% pawn=99% used=14% > SMP-> split=4743 stop=573 data=12/32 cpu=419:58 elap=210:02 > >28k nps!?! > >Bob, is this a known problem is Crafty? Too much hash? Too much time?? > >This machine has gotten over 1.5M nps in both of these positions, using 384MB >hash. > >Any ideas? > >I plan to run the tests again, with the same amount of time. Hopefully I will >get a *little* better result! > > >Slate
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.