Author: Djordje Vidanovic
Date: 08:44:54 12/28/99
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On December 28, 1999 at 11:41:14, Vincent Diepeveen wrote: >On December 28, 1999 at 11:34:49, Djordje Vidanovic wrote: > >>On December 28, 1999 at 10:59:03, Vincent Diepeveen wrote: >> >>>On December 28, 1999 at 10:20:42, Djordje Vidanovic wrote: >>> >>>>I got Deep Junior 6 several days ago and decided to find out more about it by >>>>staging a tournament with my currently strongest engines under the Deep Junior >>>>GUI. I decided on a round robin with programs playing 4 games against each >>>>other. Time controls were G/25 (game in 25 minutes, sudden death), which is the >>>>level most commonly used in rapid chess and the one quite likely to be used by >>>>computer chess fans when playing their programs. >>>> >>>>The roster included two SMP programs -- Deep Junior and Crafty 16.15, and two >>>>other super strong programs, Fritz (test version 6.66) and Hiarcs 7.32. The >>>>venue was my dualboard PII/400 machine. Each program used 32MB hash, and the >>>>Nimzo 7.32 opening book. Pondering and learning were off. >>> >>>Are you telling here that you are running 2 programs at 2 cpu's, >>>so junior at 2 processors and crafty at 2 processors sometimes have >>>a big problem that another program is eating up cpu time, thereby >>>locking the whole process? >>> >>>Or did you use the right method involving 2 computers: >>> - dual PII400 >>> - single cpu computer >>> >>>How did you do the test? >>> >>>If you run a parallel program at 2 cpu's >>>against another program at the same cpu's, then >>>the dual version of that program is having major problems, >>>as it cannot search on as a processor sometimes gets blocked by another >>>process. Thereby reducing the nodes a second and plydepths a program >>>running parallel gets. >>> >> >>I tested the programs on a single computer, using a very simple method to ensure >>that they can play in a more or less fair manner. Pondering was off and I >>checked the CPU utilization via the Task Manager in Win 2000. There was no CPU >>hogging, nor were the processes blocked. The nodes were evenly distributed, and >>reached the same heights as when I used only one SMP program. Of course, you >>have a point that this is not the best way to test programs. However, my other >>computer is a single CPU comp and I could not test the SMP programs there. > >You can use AUTO232 > >>*** Djordje I would if I could. My wife is using it for writing her doctoral dissertation. Perhaps you could try to persuade her that testing chess programs on both computers is normal? :))
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