Author: Vincent Diepeveen
Date: 05:54:21 09/06/02
Go up one level in this thread
On September 05, 2002 at 11:07:38, Robert Hyatt wrote: It should affect nps. This is the diffrence between you and me. You assume too much for data instead of doing tests correctly. >On September 05, 2002 at 10:49:13, Vincent Diepeveen wrote: > >>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. > > > >He ran the test wrong. It won't affect the NPS much, however, as >we are not measuring SMP speedup, but simply raw NPS speedup, to >address your ridiculous claim about smp vs non-smp crafty. The >numbers I have checked so far didn't make this mistake, and they >are right in line with what I expect, and far better than what you >claim... > > > > >>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. > >Default hash size? we are using default hash size? we are mixing >apples and oranges? I'm only looking at raw NPS. > >> >>>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
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