Author: Russell Reagan
Date: 11:41:55 04/02/03
Go up one level in this thread
I ran your tests on a dual PIII 733. Results and runs below...
Two processes: 311 Knps, 310 Knps (run simultaneously)
Single thread: 318 Knps
Two threads : 579 Knps (speedup of 1.8)
===============
Single thread
===============
EPD Kit revision date: 1996.04.21
unable to open book file [./book.bin].
book is disabled
unable to open book file [./books.bin].
Crafty v19.3 (1 cpus)
White(1): mt 1
max threads set to 1
White(1): ponder off
pondering disabled.
White(1): setboard r1bqkb1r/1pp2ppp/p1np1n2/4p3/B2PP3/5N2/PPP2PPP/RNBQ1RK1 b kq
d3 0 6
Black(1): sd 10
search depth set to 10.
Black(1): go
clearing hash tables
time surplus 0.00 time limit 22.50 (3:30)
depth time score variation (1)
7-> 0.55 0.44 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Bg5 Nxf3+ 5. gxf3 Be6
8 1.02 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
8-> 1.53 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
9 3.36 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
9-> 5.69 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
10 8.39 0.40 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 dxe5 6. Bxc6+ Bxc6 7. Nbd2
time=22.66 cpu=99% mat=0 n=7227257 fh=89% nps=318k
ext-> chk=88224 cap=53071 pp=1692 1rep=3939 mate=367
predicted=0 nodes=7227257 evals=2905648
endgame tablebase-> probes done=0 successful=0
SMP-> split=0 stop=0 data=0/32 cpu=22.56 elap=22.66
Black(1): b5
time used: 22.66
learning position, wtm=0 value=-40
=============
Two threads
=============
EPD Kit revision date: 1996.04.21
unable to open book file [./book.bin].
book is disabled
unable to open book file [./books.bin].
Crafty v19.3 (1 cpus)
White(1): mt 2
max threads set to 2
White(1): ponder off
pondering disabled.
White(1): setboard r1bqkb1r/1pp2ppp/p1np1n2/4p3/B2PP3/5N2/PPP2PPP/RNBQ1RK1 b kq
d3 0 6
Black(1): sd 10
search depth set to 10.
Black(1): go
clearing hash tables
time surplus 0.00 time limit 22.50 (3:30)
depth time score variation (1)
starting thread 1
7 0.22 0.44 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Bg5 Nxf3+ 5. gxf3 Be6
7-> 0.33 0.44 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Bg5 Nxf3+ 5. gxf3 Be6
8 0.63 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
8-> 0.91 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1 (s=2)
9 2.19 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
9-> 3.47 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5 (s=2)
10 4.78 0.40 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 dxe5 6. Bxc6+ Bxc6 7. Nbd2
10-> 13.39 0.40 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 dxe5 6. Bxc6+ Bxc6 7. Nbd2
(s=3)
time=13.39 cpu=197% mat=0 n=7759929 fh=89% nps=579k
ext-> chk=89742 cap=55704 pp=1741 1rep=3982 mate=396
predicted=0 nodes=7759929 evals=3162194
endgame tablebase-> probes done=0 successful=0
SMP-> split=118 stop=18 data=5/32 cpu=26.43 elap=13.39
Black(1): b5
time used: 13.39
learning position, wtm=0 value=-40
===============
Two processes
===============
-------------
Process one
-------------
EPD Kit revision date: 1996.04.21
unable to open book file [./book.bin].
book is disabled
unable to open book file [./books.bin].
Crafty v19.3 (1 cpus)
White(1): mt 1
max threads set to 1
White(1): ponder off
pondering disabled.
White(1): setboard r1bqkb1r/1pp2ppp/p1np1n2/4p3/B2PP3/5N2/PPP2PPP/RNBQ1RK1 b kq
d3 0 6
Black(1): sd 10
search depth set to 10.
Black(1): go
clearing hash tables
time surplus 0.00 time limit 22.50 (3:30)
depth time score variation (1)
7-> 0.56 0.44 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Bg5 Nxf3+ 5. gxf3 Be6
8 1.04 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
8-> 1.57 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
9 3.42 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
9-> 5.78 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
10 8.54 0.40 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 dxe5 6. Bxc6+ Bxc6 7. Nbd2
time=22.98 cpu=99% mat=0 n=7163091 fh=89% nps=311k
ext-> chk=87773 cap=52652 pp=1624 1rep=3899 mate=367
predicted=0 nodes=7163091 evals=2873633
endgame tablebase-> probes done=0 successful=0
SMP-> split=0 stop=0 data=0/32 cpu=22.80 elap=22.98
Black(1): b5
time used: 22.98
learning position, wtm=0 value=-40
-------------
Process two
-------------
EPD Kit revision date: 1996.04.21
unable to open book file [./book.bin].
book is disabled
unable to open book file [./books.bin].
Crafty v19.3 (1 cpus)
White(1): mt 1
max threads set to 1
White(1): ponder off
pondering disabled.
White(1): setboard r1bqkb1r/1pp2ppp/p1np1n2/4p3/B2PP3/5N2/PPP2PPP/RNBQ1RK1 b kq
d3 0 6
Black(1): sd 10
search depth set to 10.
Black(1): go
clearing hash tables
time surplus 0.00 time limit 22.50 (3:30)
depth time score variation (1)
7-> 0.56 0.44 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Bg5 Nxf3+ 5. gxf3 Be6
8 1.04 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
8-> 1.61 0.46 1. ... b5 2. Bb3 Bg4 3. dxe5 Nxe5 4.
Nc3 Nxf3+ 5. gxf3 Bh3 6. Re1
9 3.47 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
9-> 5.86 0.44 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 Nxd5 6. exd5 Nxe5
10 8.64 0.40 1. ... b5 2. Bb3 Be7 3. a4 b4 4. Bd5
Bb7 5. dxe5 dxe5 6. Bxc6+ Bxc6 7. Nbd2
time=23.07 cpu=98% mat=0 n=7163091 fh=89% nps=310k
ext-> chk=87773 cap=52652 pp=1624 1rep=3899 mate=367
predicted=0 nodes=7163091 evals=2873633
endgame tablebase-> probes done=0 successful=0
SMP-> split=0 stop=0 data=0/32 cpu=22.69 elap=23.07
Black(1): b5
time used: 23.07
learning position, wtm=0 value=-40
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Last modified: Thu, 15 Apr 21 08:11:13 -0700
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