Author: Robert Hyatt
Date: 16:54:35 09/24/03
Go up one level in this thread
On September 24, 2003 at 18:29:05, Steven Edwards wrote: >I had my toolkit compile Crafty's 945,950,820 byte enormous.pgn game file into >an opening book as a stress test. The 1,511,728 games required about 14 hours >to process and this resulted in an opening book position library with 34,961,266 >entries. All positions reached in the first 48 ply for each game were stored. > I am not sure, but the last time I did this it took about 1 hour on an older 500mhz xeon, to read/parse/sort/create that big a book file. Of course, I don't know what kind of disks you are using, mine are always SCSI of some flavor... >From the initial array, here are results: > >(M: move, B: expectation, C: wins losses draws) > >M:Na3 B:0.513889 C:[35 33 4] >M:Nc3 B:0.536692 C:[1731 1428 970] >M:Nf3 B:0.557719 C:[45135 31189 44485] >M:Nh3 B:0.388889 C:[35 59 14] >M:a3 B:0.495726 C:[238 243 104] >M:a4 B:0.519231 C:[74 68 14] >M:b3 B:0.520094 C:[2231 1999 1543] >M:b4 B:0.539487 C:[3870 3192 1523] >M:c3 B:0.455959 C:[132 166 88] >M:c4 B:0.556381 C:[43961 31207 37937] >M:d3 B:0.461202 C:[284 346 169] >M:d4 B:0.557061 C:[194871 138643 159189] >M:e3 B:0.448687 C:[611 779 247] >M:e4 B:0.54247 C:[277357 218680 194772] >M:f3 B:0.503145 C:[75 74 10] >M:f4 B:0.487736 C:[3349 3567 1972] >M:g3 B:0.548208 C:[4393 3263 4064] >M:g4 B:0.528992 C:[558 489 143] >M:h3 B:0.469697 C:[64 74 27] >M:h4 B:0.476974 C:[64 71 17]
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