Dev Builds » 20130731-1635

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 05:42:30 1990538 2353 81 1391 881 -218.22 +/- 11.44
ncm-et-4 06:57:38 1980712 2858 83 1704 1071 -223.52 +/- 10.35
ncm-et-5 01:51:09 2023692 775 28 468 279 -223.81 +/- 20.39
ncm-et-6 01:51:44 2025735 782 24 445 313 -209.1 +/- 19.12
ncm-et-7 01:53:01 1945379 756 21 466 269 -234.71 +/- 20.73
ncm-et-9 05:38:55 1990408 2349 63 1390 896 -222.37 +/- 11.3
ncm-et-10 05:45:05 1980008 2352 76 1397 879 -220.7 +/- 11.44
ncm-et-11 01:51:41 2016935 775 28 463 284 -220.52 +/- 20.2
ncm-et-12 01:52:14 1970033 751 19 454 278 -229.76 +/- 20.33
ncm-et-13 05:45:28 1990500 2358 62 1379 917 -219.12 +/- 11.16
ncm-et-14 01:52:25 2019452 771 27 461 283 -221.34 +/- 20.23
ncm-et-15 05:44:47 1985886 2355 67 1347 941 -211.64 +/- 11.01
ncm-et-16 01:54:23 1969942 766 28 454 284 -217.92 +/- 20.19
20001 607 11819 7575 -220.16 +/- 3.89

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
104180 ncm-et-4 2019-11-17 05:29 00:12:33 1965380 81 1 39 41 -176.83 +/- 51.37
104179 ncm-et-13 2019-11-17 05:29 00:12:35 1972817 85 1 51 33 -234.51 +/- 59.38
104178 ncm-et-10 2019-11-17 05:29 00:12:28 1955873 77 2 46 29 -225.71 +/- 64.2
104177 ncm-et-15 2019-11-17 05:29 00:12:38 1968622 86 4 57 25 -249.8 +/- 69.94
104176 ncm-et-9 2019-11-17 05:29 00:12:31 1966922 84 2 54 28 -251.36 +/- 65.79
104175 ncm-et-3 2019-11-17 05:29 00:12:39 1978879 88 4 47 37 -185.62 +/- 56.51
104133 ncm-et-4 2019-11-16 20:37 01:15:39 1957236 500 10 313 177 -244.1 +/- 25.51
104132 ncm-et-10 2019-11-16 19:30 01:11:22 1959548 500 14 304 182 -230.16 +/- 25.21
104131 ncm-et-15 2019-11-16 19:26 01:12:50 1977144 500 20 273 207 -193.64 +/- 23.58
104130 ncm-et-3 2019-11-16 19:26 01:14:31 1970337 500 13 294 193 -220.88 +/- 24.38
104129 ncm-et-13 2019-11-16 19:25 01:14:33 1973273 500 12 285 203 -212.86 +/- 23.67
104128 ncm-et-4 2019-11-16 19:24 01:11:46 1969246 500 18 301 181 -222.92 +/- 25.34
104127 ncm-et-9 2019-11-16 19:24 01:12:54 1968163 500 17 312 171 -235.45 +/- 26.11
104126 ncm-et-10 2019-11-16 18:14 01:14:03 1965077 500 16 300 184 -223.94 +/- 25.09
104125 ncm-et-15 2019-11-16 18:12 01:12:51 1967875 500 17 294 189 -216.85 +/- 24.74
104124 ncm-et-3 2019-11-16 18:12 01:12:50 1971261 500 25 304 171 -218.86 +/- 26.13
104123 ncm-et-13 2019-11-16 18:11 01:12:22 1980347 500 15 300 185 -224.97 +/- 25.0
104122 ncm-et-4 2019-11-16 18:11 01:12:37 1975917 500 9 305 186 -236.51 +/- 24.79
104121 ncm-et-9 2019-11-16 18:10 01:12:49 1981627 500 11 285 204 -213.85 +/- 23.58
104120 ncm-et-15 2019-11-16 16:58 01:13:51 1962611 500 12 283 205 -210.89 +/- 23.54
104119 ncm-et-13 2019-11-16 16:57 01:12:34 1967873 500 9 284 207 -214.85 +/- 23.31
104118 ncm-et-4 2019-11-16 16:57 01:12:10 1977332 500 20 275 205 -195.51 +/- 23.71
104117 ncm-et-9 2019-11-16 16:57 01:11:49 1973116 500 7 278 215 -210.89 +/- 22.72
104116 ncm-et-10 2019-11-16 16:57 01:16:02 1957554 500 18 285 197 -206.98 +/- 24.2
104115 ncm-et-3 2019-11-16 16:57 01:13:33 1968003 500 19 287 194 -207.95 +/- 24.42
33759 ncm-et-3 2018-05-21 18:08 00:39:06 2027538 265 8 158 99 -222.94 +/- 34.27
33758 ncm-et-9 2018-05-21 18:08 00:39:18 2026227 265 10 168 87 -238.78 +/- 36.78
33757 ncm-et-4 2018-05-21 18:08 00:39:18 2022630 277 12 162 103 -210.65 +/- 33.7
33756 ncm-et-5 2018-05-21 18:08 00:39:21 2022631 275 10 159 106 -210.8 +/- 33.12
33755 ncm-et-10 2018-05-21 18:08 00:39:17 2022140 275 11 160 104 -210.8 +/- 33.5
33754 ncm-et-6 2018-05-21 18:08 00:39:25 2026063 282 10 156 116 -199.16 +/- 31.52
33753 ncm-et-12 2018-05-21 18:08 00:39:15 1920370 251 8 145 98 -212.77 +/- 34.39
33752 ncm-et-16 2018-05-21 18:08 00:39:26 2021651 266 15 150 101 -194.35 +/- 34.06
33751 ncm-et-7 2018-05-21 18:08 00:39:25 1909823 256 6 152 98 -225.13 +/- 34.3
33750 ncm-et-15 2018-05-21 18:08 00:39:20 2020184 269 7 146 116 -198.69 +/- 31.27
33749 ncm-et-11 2018-05-21 18:08 00:39:26 2015312 275 10 159 106 -210.8 +/- 33.12
33748 ncm-et-14 2018-05-21 18:08 00:39:18 2019696 271 8 160 103 -220.32 +/- 33.55
33747 ncm-et-13 2018-05-21 18:08 00:39:29 2025408 273 14 153 106 -195.12 +/- 33.21
33694 ncm-et-3 2018-05-21 12:57 01:09:51 2027210 500 12 301 187 -229.12 +/- 24.79
33693 ncm-et-12 2018-05-21 12:57 01:12:59 2019696 500 11 309 180 -238.66 +/- 25.3
33692 ncm-et-4 2018-05-21 12:57 01:13:35 1997249 500 13 309 178 -236.51 +/- 25.5
33691 ncm-et-6 2018-05-21 12:57 01:12:19 2025408 500 14 289 197 -214.85 +/- 24.13
33690 ncm-et-7 2018-05-21 12:57 01:13:36 1980936 500 15 314 171 -239.74 +/- 26.08
33689 ncm-et-16 2018-05-21 12:57 01:14:57 1918234 500 13 304 183 -231.21 +/- 25.11
33688 ncm-et-15 2018-05-21 12:57 01:13:17 2018883 500 7 294 199 -227.04 +/- 23.78
33687 ncm-et-13 2018-05-21 12:57 01:13:55 2023283 500 11 306 183 -235.45 +/- 25.07
33686 ncm-et-14 2018-05-21 12:57 01:13:07 2019209 500 19 301 180 -221.9 +/- 25.43
33685 ncm-et-10 2018-05-21 12:57 01:11:53 2019859 500 15 302 183 -227.04 +/- 25.15
33684 ncm-et-5 2018-05-21 12:57 01:11:48 2024754 500 18 309 173 -231.21 +/- 25.96
33683 ncm-et-9 2018-05-21 12:57 01:09:34 2026394 500 16 293 191 -216.85 +/- 24.59
33682 ncm-et-11 2018-05-21 12:57 01:12:15 2018558 500 18 304 178 -226.0 +/- 25.57

Commit

Commit ID 4d46d29efe4ee496bda2aa7ea83184d502944852
Author Marco Costalba
Date 2013-07-31 16:35:32 UTC
Fix a race at thread creation At thread creation start_routine() is called and from there the virtual function idle_loop() because we do this inside Thread c'tor, where the virtual mechanism is disabled, it could happen that the base class idle_loop() is called instead. The issue happens with TimerThread and MainThread where, at launch, start_routine calls Thread::idle_loop instead of the derived ones. Normally this bug is hidden because c'tor finishes before start_routine() is actually called in the just created execution thread, but on some platforms and in some cases this is not guaranteed and the engine hangs. Reported by Ted Wong on talkchess No functional change.
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