Stockfish Testing Queue

Pending - 0 tests 2.2 hrs

None

Active - 90 machines 346 cores 1.57M nps (543.47M total nps) 898 games/minute

Machine Cores MNps System Version Running on Last updated
robnjr
5
2.69 Windows 7 59 loose_enemies seconds ago
TheDarkHorde
6
1.80 Linux 4.10.0-gentoo 59 loose_enemies seconds ago
fastgm
31
0.92 Linux 3.4.0+ 59 loose_enemies seconds ago
mibere
3
2.77 Linux 3.16.0-4-amd64 59 loose_enemies seconds ago
homyur
2
2.33 Windows 7 59 loose_enemies seconds ago
biffhero
1
0.00 Linux 4.6.0-1-amd64 59 loose_enemies 6 minutes ago
cw
1
1.07 Windows 7 59 loose_enemies seconds ago
malala
9
1.56 Windows 8.1 59 loose_enemies seconds ago
Vizvezdenec
1
0.00 Windows 7 59 loose_enemies 36 minutes ago
malala
10
1.65 Windows 8.1 59 loose_enemies seconds ago
davar
3
1.95 Windows 8.1 59 loose_enemies seconds ago
horst.prack
1
1.18 Linux 4.9.0-1-amd64 59 loose_enemies 2 minutes ago
sqrt2
3
2.27 Linux 3.16.0-4-amd64 59 loose_enemies seconds ago
biffhero
1
1.10 Linux 3.16.0-4-amd64 59 loose_enemies 2 minutes ago
rkl
1
2.30 Linux 3.10.0-514.6.1.el7.x86_64 59 loose_enemies 34 minutes ago
qoo_charly_cai
3
1.89 Windows 7 59 loose_enemies 4 minutes ago
mibere
5
2.05 Linux 3.16.0-4-amd64 59 loose_enemies seconds ago
hyperbolic.tom
3
1.30 Linux 4.8.0-32-generic 59 loose_enemies 2 minutes ago
cw
3
0.92 Windows 10 59 loose_enemies seconds ago
crunchy
11
1.56 Linux 4.4.0-62-generic 59 loose_enemies seconds ago
tinker
2
2.18 Windows 7 59 loose_enemies seconds ago
mibere
5
2.06 Linux 3.16.0-4-amd64 59 loose_enemies seconds ago
probb64
1
2.22 Windows 7 59 loose_enemies seconds ago
ctoks
3
1.14 Linux 3.4.0+ 59 loose_enemies seconds ago
velislav
2
1.61 Linux 3.10.0-123.8.1.el7.x86_64 59 loose_enemies seconds ago
bcross
3
1.02 Windows 10 59 loose_enemies seconds ago
Kressmark
2
1.83 Windows 10 59 loose_enemies seconds ago
crunchy
1
1.95 Windows 7 59 loose_enemies seconds ago
rommy
3
0.94 Windows 10 59 loose_enemies seconds ago
CSU_Dynasty
6
0.97 Windows 7 59 loose_enemies seconds ago
eva42
5
1.18 FreeBSD 11.0-RELEASE-p7 59 loose_enemies seconds ago
marrco
7
1.35 Windows 8.1 59 tune_four_phases_psqt_pawn seconds ago
Fisherman
6
1.44 Windows 8 59 tune_four_phases_psqt_pawn seconds ago
TueRens
3
1.27 Windows 7 59 tune_four_phases_psqt_pawn seconds ago
mgrabiak
3
1.51 Windows 8 59 tune_four_phases_psqt_pawn seconds ago
Pking_cda
3
1.13 Linux 4.4.0-59-generic 59 tune_four_phases_psqt_pawn seconds ago
gri
1
2.03 Linux 3.16.0-4-amd64 59 tune_four_phases_psqt_pawn seconds ago
achambord
3
1.57 Linux 3.10.23-xxxx-std-ipv6-64 59 tune_four_phases_psqt_pawn seconds ago
cw
1
1.78 Windows 8.1 59 tune_four_phases_psqt_pawn 14 minutes ago
Thanar
3
1.39 Windows 8.1 59 tune_four_phases_psqt_pawn seconds ago
biffhero
1
1.05 Linux 3.16.0-4-amd64 59 tune_four_phases_psqt_pawn 53 minutes ago
Thanar
3
1.57 Windows 8 59 tune_four_phases_psqt_pawn seconds ago
mgrabiak
2
0.86 Windows 7 59 tune_four_phases_psqt_pawn seconds ago
IgorLeMasson
2
0.89 Windows 10 59 tune_four_phases_psqt_pawn seconds ago
eva42
1
0.77 Linux 3.16.0-4-amd64 59 tune_four_phases_psqt_pawn seconds ago
Prcuvu
3
0.81 Windows 10 59 tune_four_phases_psqt_pawn seconds ago
eva42
4
1.32 Windows 7 59 castling_in_see2 seconds ago
Mrertnew
2
1.70 Linux 4.4.0-62-generic 59 castling_in_see2 seconds ago
Thanar
3
1.74 Windows 7 59 castling_in_see2 seconds ago
ronaldjerum
4
2.35 Linux 4.4.0-59-generic 59 castling_in_see2 seconds ago
velislav
2
2.13 Linux 3.10.0-123.8.1.el7.x86_64 59 castling_in_see2 seconds ago
Thanar
3
1.26 Windows 10 59 castling_in_see2 seconds ago
pdigre
1
1.83 Windows 10 59 castling_in_see2 seconds ago
ctoks
3
2.31 Linux 3.4.0+ 59 castling_in_see2 seconds ago
Thanar
3
1.63 Windows 7 59 castling_in_see2 seconds ago
leszek
7
1.01 Windows 7 59 castling_in_see2 seconds ago
horst.prack
1
1.26 Linux 4.9.0-1-amd64 59 castling_in_see2 seconds ago
TueRens
3
2.26 Windows 7 59 castling_in_see2 seconds ago
tinker
3
1.03 Windows 7 59 castling_in_see2 seconds ago
pookietooth
1
1.81 Linux 4.4.0-63-generic 59 castling_in_see2 seconds ago
blin00
1
1.31 Linux 2.6.32-042stab108.5 59 castling_in_see2 seconds ago
Bobo1239
1
1.72 Linux 4.9.9-1-ARCH 59 castling_in_see2 seconds ago
eva42
1
1.51 Linux 3.16.0-4-amd64 59 castling_in_see2 seconds ago
mhoram
2
0.73 Linux 3.16.0-4-amd64 59 castling_in_see2 seconds ago
cw
1
1.02 Windows 8.1 59 castling_in_see2 seconds ago
8540610765287
3
2.03 Linux 4.9.9-200.fc25.x86_64 59 castling_in_see2 seconds ago
nssy
4
2.15 Linux 4.8.0-34-lowlatency 59 castling_in_see2 seconds ago
biffhero
1
1.16 Linux 3.16.0-4-amd64 59 castling_in_see2 seconds ago
cw
1
1.03 Windows 8.1 59 castling_in_see2 seconds ago
ako027ako
3
2.08 Windows 10 59 castling_in_see2 seconds ago
solarlight
3
2.70 Windows 10 59 castling_in_see2 seconds ago
drabel
1
1.42 Windows 10 59 castling_in_see2 seconds ago
cw
1
1.97 Windows 8.1 59 castling_in_see2 seconds ago
ttruscott
7
1.19 Linux 4.9.9-200.fc25.x86_64 59 castling_in_see2 seconds ago
JojoM
3
1.74 Windows 10 59 castling_in_see2 seconds ago
JanErik
3
2.61 Windows 10 59 castling_in_see2 seconds ago
chriswk
3
2.54 Linux 4.8.0-22-generic 59 castling_in_see2 seconds ago
crunchy
3
2.26 Windows 7 59 castling_in_see2 seconds ago
drabel
3
2.52 Windows post2008Server 59 castling_in_see2 seconds ago
sunu
2
1.48 Linux 4.9.0-8.slh.1-aptosid-amd64 59 castling_in_see2 seconds ago
8540610765287
3
2.32 Linux 4.4.0-62-generic 59 castling_in_see2 seconds ago
cw
4
1.94 Windows 8.1 59 castling_in_see2 seconds ago
psk
3
2.50 Linux 3.13.0-98-generic 59 castling_in_see2 seconds ago
cw
5
1.56 Windows 7 59 castling_in_see2 seconds ago
crunchy
11
1.67 Linux 4.4.0-62-generic 59 skipsf seconds ago
CSU_Dynasty
11
1.42 Windows 7 59 skipsf seconds ago
crunchy
11
1.58 Linux 4.4.0-62-generic 59 skipsf seconds ago
crunchy
11
1.65 Linux 4.4.0-62-generic 59 skipsf seconds ago
crunchy
11
1.66 Linux 4.4.0-62-generic 59 skipsf seconds ago
crunchy
11
1.52 Linux 4.4.0-62-generic 59 skipsf seconds ago
22-02-17 pb castling_in_see2 diff
LLR: -1.55 (-2.94,2.94) [0.00,4.00]
Total: 22403 W: 4018 L: 4024 D: 14361
sprt @ 10+0.1 th 1 Take 3 (last try): Moving castling condition from see_ge to qsearch futility pruning in way that castling-moves never get pruned.
21-02-17 sg tune_four_phases_psqt_p diff
40527/50000 iterations
88658/100000 games played
100000 @ 20+0.2 th 1 I extended the evaluation from two to four phases: opening, middlegame, endgame, late endgame. First try tuning the pawn piece square table (96 parameters). Retry the tuning with fixed version (Thanks to Ivan Ivec). Added last parameter (which should be always zero) to trigger UPDATE_LAST_ON:
22-02-17 sn loose_enemies diff
LLR: 0.15 (-2.94,2.94) [0.00,5.00]
Total: 1819 W: 252 L: 240 D: 1327
sprt @ 60+0.6 th 1 LTC: Endgame bonus if the opponent has loose pieces
18-02-17 vd skipsf diff
LLR: -1.50 (-2.94,2.94) [-3.00,1.00]
Total: 75493 W: 11177 L: 11364 D: 52952
sprt @ 5+0.05 th 11 test simplification of skip_ply, which is different on 11 threads (but not e.g. 7).

Finished - 16085 tests

21-02-17 SC evalDoubleChecks diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 67347 W: 12188 L: 12027 D: 43132
sprt @ 10+0.1 th 1 Always extend double checks, inspired by sg.
22-02-17 sn loose_enemies diff
LLR: 2.96 (-2.94,2.94) [0.00,5.00]
Total: 67534 W: 12292 L: 11881 D: 43361
sprt @ 10+0.1 th 1 Endgame bonus if the opponent has loose pieces
22-02-17 Vo stackHistory diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 25765 W: 4588 L: 4604 D: 16573
sprt @ 10+0.1 th 1 reset history after singular
21-02-17 Vo stackBugFix' diff
LLR: -2.95 (-2.94,2.94) [-3.00,1.00]
Total: 10568 W: 1813 L: 1987 D: 6768
sprt @ 10+0.1 th 1 Based on conversation with loco, stack information will be wrong when searching at the same stack level (i.e. singular extension) so we should reinitialize some stack fields.
21-02-17 SC IID diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 30602 W: 5510 L: 5562 D: 19530
sprt @ 10+0.1 th 1 A different formula for IID
21-02-17 Ro XRayMob diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 12242 W: 2186 L: 2259 D: 7797
sprt @ 10+0.1 th 1 And what if we simply exclude only the rook home rank xrays through queen ?
21-02-17 An movepick diff
LLR: -2.95 (-2.94,2.94) [-3.00,1.00]
Total: 4814 W: 794 L: 959 D: 3061
sprt @ 10+0.1 th 1 STC: Always partition quiet moves before sorting
21-02-17 sg tune_four_phases_psqt_p diff
422/50000 iterations
883/100000 games played
100000 @ 20+0.2 th 1 I extended the evaluation from two to four phases: opening, middlegame, endgame, late endgame. First try tuning the pawn piece square table (96 parameters). Retry the tuning with fixed version (Thanks to Ivan Ivec).
21-02-17 sg double_check diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 6872 W: 1214 L: 1310 D: 4348
sprt @ 10+0.1 th 1 Extends this idea to discovered check
21-02-17 SC SES diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 5026 W: 840 L: 979 D: 3207
sprt @ 10+0.1 th 1 Another depth in SES.
21-02-17 SC simpleLMRcapture diff
LLR: -2.95 (-2.94,2.94) [-3.00,1.00]
Total: 1794 W: 233 L: 390 D: 1171
sprt @ 10+0.1 th 1 Handle captures exactly as all other moves, but reduce one additional ply.
21-02-17 pb castling_in_see2 diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 25956 W: 4504 L: 4573 D: 16879
sprt @ 10+0.1 th 1 Obtaining a non-functional-patch by moving castling condition from see_ge to qsearch futility pruning where it get invoked less often. Benchmark shows no significant speed diff. but we might have less castling moves in a real game in average than in a bench run.
21-02-17 sg double_check2 diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 8104 W: 1413 L: 1504 D: 5187
sprt @ 10+0.1 th 1 Less LMR if in double check.
21-02-17 sg double_check diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 44132 W: 7896 L: 7835 D: 28401
sprt @ 10+0.1 th 1 No pruning if in double check
21-02-17 sg double_check diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 21804 W: 3891 L: 3924 D: 13989
sprt @ 10+0.1 th 1 No LMR if in double check
21-02-17 Vo statTest diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 8889 W: 1570 L: 1657 D: 5662
sprt @ 10+0.1 th 1 Not sure why the bench will change...so I want to test this out.
21-02-17 An move-pick-tests diff
LLR: -1.00 (-2.94,2.94) [-3.00,1.00]
Total: 987 W: 146 L: 200 D: 641
sprt @ 10+0.1 th 1 STC: Possible to retire insertion_sort, use pick_best? Take1
20-02-17 fa knightdecmg diff
LLR: -2.87 (-2.94,2.94) [0.00,4.00]
Total: 67158 W: 12024 L: 11949 D: 43185
sprt @ 10+0.1 th 1 Knight psqt decrease -10% in mg, and 50% closer to 0 average.
21-02-17 El nmpt diff
LLR: -2.96 (-2.94,2.94) [-3.00,1.00]
Total: 13030 W: 2263 L: 2442 D: 8325
sprt @ 10+0.1 th 1 Use simpler null move dynamic reduction formula
20-02-17 Gu KingDistance diff
LLR: 0.11 (-2.94,2.94) [0.00,5.00]
Total: 9316 W: 1250 L: 1215 D: 6851
sprt @ 60+0.6 th 1 v4 was close, how it will on LTC
21-02-17 nh initiative diff
LLR: -2.96 (-2.94,2.94) [0.00,4.00]
Total: 32565 W: 5820 L: 5866 D: 20879
sprt @ 10+0.1 th 1
20-02-17 Vo singleKiller diff
LLR: -2.96 (-2.94,2.94) [-3.00,1.00]
Total: 64818 W: 11646 L: 11914 D: 41258
sprt @ 10+0.1 th 1 Test to see if we just need one killer move...
21-02-17 sg killer diff
LLR: -2.94 (-2.94,2.94) [0.00,5.00]
Total: 6095 W: 1067 L: 1166 D: 3862
sprt @ 10+0.1 th 1 Use now only the first killer, which is way more often good (value > alpha) than the second killer.
21-02-17 Gu KDProtection diff
LLR: 2.96 (-2.94,2.94) [0.00,5.00]
Total: 26177 W: 3642 L: 3435 D: 19100
sprt @ 60+0.6 th 1 (Protective bonuses, depending on the distance from the own King) LTC
20-02-17 fa knightdeceg diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 52731 W: 9488 L: 9465 D: 33778
sprt @ 10+0.1 th 1 Knight psqt decrease -10% in eg, and 50% closer to 0 average.
20-02-17 Ro XRayMob diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 59840 W: 10780 L: 10652 D: 38408
sprt @ 10+0.1 th 1 Take 4, suggested by snicolet, applied in the bishop case only.
21-02-17 sg lazy_eval diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 24655 W: 4371 L: 4392 D: 15892
sprt @ 10+0.1 th 1 Use only the scaling factor from material probe for lazy eval
21-02-17 sn entry_points4 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 16996 W: 2992 L: 3045 D: 10959
sprt @ 10+0.1 th 1 Take 3
21-02-17 Fi flanks diff
LLR: -2.95 (-2.94,2.94) [0.00,4.00]
Total: 37562 W: 6697 L: 6726 D: 24139
sprt @ 10+0.1 th 1 Don't count middle files in flanks.
20-02-17 sg tune_four_phases_psqt_p diff
19434/50000 iterations
39869/100000 games played
100000 @ 20+0.2 th 1 I extended the evaluation from two to four phases: opening, middlegame, endgame, late endgame. First try tuning the pawn piece square table (96 parameters). Later i post on the forum more informations.
20-02-17 An king-knight diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 43228 W: 7791 L: 7733 D: 27704
sprt @ 10+0.1 th 1 STC: use tuned mg values for closest knight to king
20-02-17 Gu KingDistance5 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 42001 W: 7752 L: 7696 D: 26553
sprt @ 10+0.1 th 1 v5
20-02-17 Vo mcpCapture diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 8068 W: 1405 L: 1496 D: 5167
sprt @ 10+0.1 th 1 stc
20-02-17 El nmpt diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 17120 W: 3037 L: 3090 D: 10993
sprt @ 10+0.1 th 1 NMP tweak
20-02-17 Gu KDProtection diff
LLR: 2.95 (-2.94,2.94) [0.00,5.00]
Total: 21192 W: 3919 L: 3704 D: 13569
sprt @ 10+0.1 th 1 Attack bonuses correlate with protective bonuses, but maybe it will better (try only protection bonuses v4)
20-02-17 sg lazy_eval diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 19330 W: 3436 L: 3479 D: 12415
sprt @ 10+0.1 th 1 Try first full scaling factor for lazy eval.
20-02-17 fa psqt0queen diff
LLR: -1.41 (-2.94,2.94) [0.00,4.00]
Total: 10829 W: 1904 L: 1942 D: 6983
sprt @ 10+0.1 th 1 average down to 0 the psqt table for the queen
20-02-17 Ro XRayMob diff
LLR: -2.99 (-2.94,2.94) [0.00,5.00]
Total: 2870 W: 449 L: 563 D: 1858
sprt @ 10+0.1 th 1 Take 5: Applying a similar change as in test 4, this time measuring the rook case only
20-02-17 fa psqt0knight diff
LLR: -0.78 (-2.94,2.94) [0.00,4.00]
Total: 11988 W: 2136 L: 2137 D: 7715
sprt @ 10+0.1 th 1 average down to 0 the psqt table for the knight
20-02-17 fa psqt0bishop diff
LLR: -1.14 (-2.94,2.94) [0.00,4.00]
Total: 10195 W: 1804 L: 1830 D: 6561
sprt @ 10+0.1 th 1 average down to 0 the psqt table for the bishop
20-02-17 fa limit diff
LLR: -1.97 (-2.94,2.94) [0.00,4.00]
Total: 27271 W: 4859 L: 4871 D: 17541
sprt @ 10+0.1 th 1 limits: +mg -eg
20-02-17 sg lazy_eval diff
LLR: -0.08 (-2.94,2.94) [0.00,5.00]
Total: 5437 W: 1002 L: 982 D: 3453
sprt @ 10+0.1 th 1 Try to use the same interpolation formula for lazy eval than for full score.
20-02-17 pb capture_history diff
LLR: -2.97 (-2.94,2.94) [0.00,5.00]
Total: 21184 W: 3769 L: 3805 D: 13610
sprt @ 10+0.1 th 1 Another wild experiment for a capture heuristic
20-02-17 Fi span4 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 7815 W: 1372 L: 1464 D: 4979
sprt @ 10+0.1 th 1 Take 3
20-02-17 SC pvHistory diff
LLR: -2.96 (-2.94,2.94) [0.00,5.00]
Total: 6650 W: 1107 L: 1204 D: 4339
sprt @ 10+0.1 th 1 Clear, limit and use an average offset for trade history.
20-02-17 Vo killerCap diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 13241 W: 2286 L: 2355 D: 8600
sprt @ 10+0.1 th 1 stc
20-02-17 An king-knight2 diff
LLR: -2.95 (-2.94,2.94) [0.00,5.00]
Total: 6389 W: 1121 L: 1219 D: 4049
sprt @ 10+0.1 th 1 STC: Last take for king-knight coordination/protection
20-02-17 sn entry_points4 diff
LLR: -2.97 (-2.94,2.94) [0.00,5.00]
Total: 16695 W: 2960 L: 3015 D: 10720
sprt @ 10+0.1 th 1 Take 2
20-02-17 al nmpt diff
LLR: -0.60 (-2.94,2.94) [0.00,5.00]
Total: 3452 W: 590 L: 601 D: 2261
sprt @ 10+0.1 th 1 NMP tweak
20-02-17 Gu Tunes4 diff
11308/15000 iterations
24153/30000 games played
30000 @ 20+0.2 th 1 Tunes4