Author: Vincent Diepeveen
Date: 07:49:13 09/05/02
Go up one level in this thread
On September 05, 2002 at 03:56:20, Vincent Lejeune wrote: No it's not 1.862 speedup at all. Both searches come from hashtable. It's useless compare. In diep it would be 0 seconds to get it all from hashtable. I have true values in my hashtable, crafty obviously has a bug in implementation of it, otherwise getting to 12 ply wouldn't take 14 seconds in the search 2. >On September 05, 2002 at 02:15:58, Volker Pittlik wrote: > >>System: 2*433 MHz Celeron, 128 MB RAM, NT 4.0 >> >>Results: >> >>... >>hash table memory = 12M bytes. >>pawn hash table memory = 3M bytes. >>... >>EGTB cache memory = 2M bytes. >>4 piece tablebase files found >>1414kb of RAM used for TB indices and decompression tables >>... >>search time set to 180.00. >>pondering disabled. >>search depth set to 13. >>... >>Crafty v18.15 (2 cpus) >> >>... >>White(1): mt=1 >>max threads set to 1 >>White(1): setboard 2r2rk1/1bqnbpp1/1p1ppn1p/pP6/N1P1P3/P2B1N1P/1B2QPP1/R2R2K1 b >>- - 0 1 >> >>Black(1): go >> clearing hash tables >> time surplus 0.00 time limit 3:00 (3:00) >> nss depth time score variation (1) >> 8-> 0.80 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 9 0.80 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 9-> 1.64 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 10 1.64 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 10-> 4.40 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 11 4.40 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 11-> 13.69 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 12 13.69 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 12-> 26.58 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 13 1:34 -0.60 1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4 >> 4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5 >> 7. Be3 Rb8 8. Nd2 Rh4 >> 13-> 2:04 -0.60 1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4 >> 4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5 >> 7. Be3 Rb8 8. Nd2 Rh4 >> time=2:04 cpu=99% mat=0 n=25416120 fh=92% nps=203k >> ext-> chk=236848 cap=77200 pp=4763 1rep=11848 mate=1281 >> predicted=0 nodes=25416120 evals=6188352 >> endgame tablebase-> probes done=0 successful=0 >> SMP-> split=0 stop=0 data=0/32 cpu=2:04 elap=2:04 >> >>... >>White(2): new >>... >>White(1): mt=2 >>max threads set to 2 >>White(1): setboard 2r2rk1/1bqnbpp1/1p1ppn1p/pP6/N1P1P3/P2B1N1P/1B2QPP1/R2R2K1 b >>- - 0 1 >> >>Black(1): go >> clearing hash tables >> time surplus 0.00 time limit 3:00 (3:00) >> nss depth time score variation (1) >>starting thread 1 >> 8-> 0.46 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 9 0.46 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 9-> 0.91 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 10 0.91 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 10-> 2.39 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 11 2.39 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 11-> 7.44 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 12 7.46 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 12-> 14.46 -0.63 1. ... Bxe4 2. Bxe4 <HT> >> 13 52.14 -0.60 1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4 >> 4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5 >> 7. Be3 Rb8 8. Nd2 Rh4 >> 13-> 1:10 -0.60 1. ... Bxe4 2. Bxe4 Qxc4 3. Qxc4 Rxc4 >> 4. Nxb6 Rxe4 5. Nxd7 Nxd7 6. Bd4 e5 >> 7. Be3 Rb8 8. Nd2 Rh4 >> time=1:10 cpu=579% mat=0 n=26743151 fh=92% nps=378k >> ext-> chk=252682 cap=81998 pp=5746 1rep=13038 mate=1314 >> predicted=0 nodes=26743151 evals=6550687 >> endgame tablebase-> probes done=0 successful=0 >> SMP-> split=127 stop=8 data=5/32 cpu=6:49 elap=1:10
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.